1991 Mitsubishi Sigma 3.0 30R-S Specs


OVERVIEW

With a fuel consumption of 18.8 mpg US - 22.5 mpg UK - 12.5 L/100km, a weight of 3461 lbs (1570 kg), the Mitsubishi Sigma 3.0 30R-S has a water cooling V-type 6 cylinder DOHC engine, a High octane premium gasoline engine 6G72. This engine 6G72 produces a maximum power of 212.9 PS (210 bhp - 156.5 kW) at 6000 rpm and a maximum torque of 269.6 Nm (198.9 lb.ft - 27.5 kg.m) at 3000 rpm. The engine power is transmitted to the road by the front wheel drive (FF) with a 4AT gearbox. For stopping power, the Mitsubishi Sigma 3.0 30R-S braking system includes Ventilated disk at the rear and Ventilated disk at the front. Stock tire sizes are 205/65 on 15 inch rims 93H at the rear and 205/65 on 15 inch rims 93H at the front. Chassis details - Mitsubishi Sigma 3.0 30R-S has multi link rear suspension and McPherson strut front suspension for road holding and ride confort.

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GENERAL INFORMATION
Complectation Name3.0 30R-S
Period of ProductionOct 1991 - Sep 1992
Drive Wheels - Traction - DrivetrainFF
Body TypeSedan
Transmission Gearbox - Number of Speeds4AT
Engine Size - Displacement - Engine Capacity2972 cm3 or 181.3 cu-in
Frame NameE-F17A
Price of New Car in Tokyo, Yen3275000

MITSUBISHI SIGMA 3.0 30R-S SIZE, DIMENSIONS AND WEIGHT
Exterior Length474 cm or 186.61 inches
Exterior Width177.5 cm or 69.88 inches
Exterior Height143.5 cm or 56.49 inches
Interior Length187 cm or 73.62 inches
Interior Width145 cm or 57.08 inches
Interior Height116.5 cm or 45.86 inches
Wheelbase272 cm or 107.08 inches
Front Axle Length153.5 cm or 60.43 inches
Rear Axle Length153 cm or 60.23 inches
Ride Height - Ground Clearance16.5 cm or 6.49 inches
Weight1570 kg or 3461 lbs
Num. of Seats5
Num. of Doors4
Minimum Turning Circle - Turning Diameter, m5.6
Fuel Tank Capacity19 US gallons
15.8 UK gallons
72 L

MITSUBISHI SIGMA 3.0 30R-S ENGINE TECHNICAL DATA
Engine Code6G72
Maximum Power - Output - Horsepower212.9 PS or 210 bhp or 156.5 kW
Maximum Power RPM6000 rpm
Maximum Torque269.6 Nm or 198.9 lb.ft or 27.5 kg.m
Maximum Torque RPM3000 rpm
Engine Type - Number of Cylinderswater cooling V-type 6 cylinder DOHC
Fuel TypeHigh octane premium gasoline
Fuel Consumption (10/15 mode)18.8 mpg US
22.5 mpg UK
12.5 L/100km
Fuel Consumption (60 km/h mode)39.2 mpg US
47 mpg UK
6.0 L/100km
1st Gear Ratio2.551
2nd Gear Ratio1.488
3rd Gear Ratio1
4th Fear Ratio0.685
Rear Gear Ratio2.176
Compression Ratio10
Bore9.1 cm or 3.58 inches
Stroke7.6 cm or 2.99 inches

MITSUBISHI SIGMA 3.0 30R-S SUSPENSION
Front Brakes - Disc DimensionsVentilated disk
Rear Brakes - Disс DimensionsVentilated disk
Front SuspensionMcPherson strut
Rear Suspensionmulti link
Front Tyres - Rims Dimensions205/65 R15 93H
Rear Tyres - Rims Dimensions205/65 R15 93H
Tyres - Rims Dimensions205 / 65 R15 93H

MITSUBISHI SIGMA 3.0 30R-S EXTERIOR
SunroofNo
Tilt SunroofOption
Twin SunroofNo
Front SpoilerNo
Rear SpoilerNo
Power Adjustable Door MirrorsStandart
Xenon LampsNo
Front Fog LampsStandart
Rear Fog LampsNo
Cornering LampsNo
Ultraviolet Glass ProtectionNo
Roof RailNo
Back WiperOption

MITSUBISHI SIGMA 3.0 30R-S INTERIOR
Power WindowStandart
Power SteeringStandart
TachometerStandart
Centralized Door LockStandart
Keyless EnterStandart
Right Hand DriveStandart
Left Hand DriveNo
Leather WindingStandart
Adjustable SteeringStandart
Telescopic SteeringNo
Tilt SteeringStandart
Wood PanelNo
Cruise ControlStandart
Leather SeatOption
Power Adjustable SeatsStandart
Power Ajustable Front SeatStandart
Power Ajustable Back SeatNo
Reclining SeatsNo
Removable SeatsNo
Turning SeatsNo

MITSUBISHI SIGMA 3.0 30R-S SAFETY
Drivers AirbagStandart
Passengers AirbagNo
Side AirbagNo
Side Impact BarStandart
TCSStandart
Break AssistNo
Parking RadarNo
Central Power Window ControlNo
Additional Stop LightStandart
Safety Belt PretensionerNo
Safety Belt LimiterNo
3 Point Safety BeltStandart
Child Car RestraintsStandart
Durable FrameNo

AMENITY
CoolerNo
Automatic Air ConditioningStandart
Twin Conditioning SystemNo
Air PurifierNo
RadioStandart
Autoreverse CasetteStandart
CD PlayerOption
CD ChangerNo
MD PalyerNo
MD ChangerNo

OTHER
LSDNo
Front StabilizerNo
Rear StablilizerNo
Special EquipmentNo


- Present
- Option
- Not Present (or Dealer Option)



More photos Mitsubishi Sigma


By Brian Wong, Reviewed by: Kurt Niebuhr, Updated on March 29, 2024
πŸ“Œ Introduction to the 1991-1992 Mitsubishi Sigma 3.0 30R-S
πŸ“Œ Engine Specifications
πŸ“Œ Fuel Efficiency and MPG
πŸ“Œ Dimensions and Sizes
πŸ“Œ Wheel and Tire Information
πŸ“Œ Trim Levels and Models
πŸ“Œ Generational Changes
πŸ“Œ Fuel Tank Capacity
πŸ“Œ Fuel Consumption Ratings
πŸ“Œ Fuel Average and Efficiency
πŸ“Œ Notable Features and Options
πŸ“Œ Performance Metrics
πŸ“Œ Interior and Exterior Dimensions
πŸ“Œ Conclusion: 1991-1992 Mitsubishi Sigma 3.0 30R-S Overview
πŸ“Œ Frequently Asked Questions (FAQ) About the 1991-Mitsubishi Sigma 3.0 30R-S

Introduction to the 1991-1992 Mitsubishi Sigma 3.0 30R-S

The 1991-1992 Mitsubishi Sigma 3.0 30R-S marks a notable chapter in Mitsubishi's automotive history. This sedan, produced between October 1991 and September 1992, offers a blend of performance and practicality that caters to a wide range of drivers.

Drive and Body Type
The Sigma 3.0 30R-S features front-wheel drive (FF), ensuring stable traction and drivability on various road conditions. Its sleek and classic sedan body type exudes timeless elegance, making it suitable for both daily commuting and special occasions.

Transmission and Engine
Equipped with a 4-speed automatic transmission (4AT), this vehicle provides smooth gear transitions. Under the hood, the Sigma 3.0 30R-S boasts a robust 2972 cm³ (181.3 cu-in) 6-cylinder DOHC engine known as the 6G72. This powerplant delivers a commanding 210 bhp (156.5 kW) at 6000 rpm and 269.6 Nm (198.9 lb.ft) of torque at 3000 rpm.

Dimensions and Weight
In terms of size, the Sigma 3.0 30R-S measures 474 cm (186.61 inches) in length, 177.5 cm (69.88 inches) in width, and 143.5 cm (56.49 inches) in height. The wheelbase spans 272 cm (107.08 inches), providing ample space for passengers. With a weight of 1570 kg (3461 lbs), it balances performance with efficiency.

Interior and Seating
Inside the cabin, you'll find comfortable seating for up to five passengers. The interior dimensions include an interior length of 187 cm (73.62 inches), an interior width of 145 cm (57.08 inches), and an interior height of 116.5 cm (45.86 inches). The vehicle offers power windows, power steering, and a tachometer for added convenience.

Fuel Efficiency
The Sigma 3.0 30R-S runs on high-octane premium gasoline and delivers respectable fuel efficiency. It achieves an estimated 18.8 mpg in the 10/15 mode and an impressive 39.2 mpg in the 60 km/h mode, making it suitable for both city and highway driving.

Safety Features
Safety is a priority, with standard features such as driver's airbag, side impact bars, and a three-point safety belt system. These elements contribute to a secure driving experience.

Additional Features
This vehicle offers a range of amenities, including front fog lamps, power-adjustable door mirrors, cruise control, and air conditioning to enhance comfort and convenience during journeys.

The 1991-1992 Mitsubishi Sigma 3.0 30R-S embodies a harmonious blend of performance, style, and practicality, making it a noteworthy choice for those seeking a versatile and capable sedan.

Engine Specifications

The heart of the 1991-1992 Mitsubishi Sigma 3.0 30R-S lies under its hood, where a formidable engine provides the power and performance that define this sedan. Here, we delve into the engine specifications that make this vehicle a standout choice.

Engine Power
At the core of the Sigma 3.0 30R-S is the 6G72 engine, a 6-cylinder, water-cooled V-type powerplant with dual overhead camshafts (DOHC). This robust engine generates an impressive 210 bhp (156.5 kW) at 6000 rpm, ensuring responsive acceleration and strong performance on the road.

Torque
Complementing the power output is the engine's torque, with a maximum of 269.6 Nm (198.9 lb.ft) available at 3000 rpm. This torque provides the Sigma with ample low-end power, making it versatile for various driving situations.

Fuel Type
To fuel this performance, the Sigma 3.0 30R-S runs on high-octane premium gasoline. This choice of fuel ensures the engine operates optimally, delivering the power and efficiency expected from Mitsubishi vehicles.

Transmission
The engine is paired with a 4-speed automatic transmission (4AT), which offers smooth gear transitions and enhances overall driving comfort. This automatic transmission simplifies the driving experience, especially during daily commutes and long journeys.

Fuel Efficiency
Despite its performance capabilities, the Sigma 3.0 30R-S maintains a respectable level of fuel efficiency. It achieves approximately 18.8 mpg in the 10/15 mode and an impressive 39.2 mpg in the 60 km/h mode. This balance of power and efficiency is a key highlight of this vehicle.

The 1991-1992 Mitsubishi Sigma 3.0 30R-S's engine specifications reflect a commitment to performance, reliability, and efficiency. With its potent 6G72 engine and thoughtful engineering, it delivers a dynamic driving experience that stands the test of time.

Fuel Efficiency and MPG

Fuel efficiency is a crucial consideration for any vehicle, and the 1991-1992 Mitsubishi Sigma 3.0 30R-S strikes a balance between performance and economical driving. Here, we explore its fuel efficiency and miles per gallon (MPG) ratings.

Highway and City Efficiency
In real-world driving scenarios, the Sigma 3.0 30R-S demonstrates its versatility by offering fuel efficiency ratings for both city and highway driving conditions. These ratings provide a comprehensive picture of its efficiency across different terrains.

10/15 Mode Efficiency
In the 10/15 mode, which represents a mix of city and suburban driving, the Sigma achieves an estimated fuel economy of approximately 18.8 mpg in the United States. This mode accounts for various driving situations encountered in everyday commuting.

Highway Efficiency (60 km/h Mode)
On the highway, where steady-speed cruising is the norm, the Sigma 3.0 30R-S shines with an impressive fuel efficiency rating. It achieves approximately 39.2 mpg in the 60 km/h mode. This makes it an ideal choice for long-distance journeys and highway driving.

Optimal Fuel Type
To achieve these fuel efficiency ratings, the Sigma 3.0 30R-S is designed to run on high-octane premium gasoline. This fuel choice ensures that the engine operates efficiently, delivering a balance of power and fuel economy.

Transmission's Role
The vehicle's 4-speed automatic transmission (4AT) plays a crucial role in optimizing fuel efficiency. It facilitates smooth gear transitions, allowing the engine to operate efficiently across a range of driving conditions.

The 1991-1992 Mitsubishi Sigma 3.0 30R-S demonstrates that a sedan can offer both performance and fuel efficiency. With its ability to strike a balance between power and economical driving, it caters to drivers who seek versatility in their daily commute and long-distance travels.

Dimensions and Sizes

Understanding the dimensions and sizes of the 1991-1992 Mitsubishi Sigma 3.0 30R-S is crucial for assessing its space and practicality. Let's delve into the specifics:

Exterior Dimensions
- Length: The Sigma 3.0 30R-S measures approximately 474 cm (186.61 inches) in length. This generous length contributes to a spacious interior and a classic sedan appearance.
- Width: With a width of around 177.5 cm (69.88 inches), the vehicle offers stability on the road while maintaining a sleek profile.
- Height: The sedan stands at approximately 143.5 cm (56.49 inches) in height, providing a comfortable and easy-to-access interior.

Interior Dimensions
- Length: Inside the cabin, you'll find an interior length of about 187 cm (73.62 inches), ensuring ample legroom for passengers.
- Width: The interior width measures approximately 145 cm (57.08 inches), allowing for comfortable seating arrangements.
- Height: The interior height is around 116.5 cm (45.86 inches), offering sufficient headroom for occupants.

Wheelbase
- The Sigma 3.0 30R-S boasts a wheelbase of 272 cm (107.08 inches). This extended wheelbase contributes to stable handling and a spacious interior, enhancing overall comfort.

Axle Length
- Both the front and rear axles have similar lengths, with the front axle measuring approximately 153.5 cm (60.43 inches), and the rear axle around 153 cm (60.23 inches). These dimensions contribute to balanced weight distribution.

Ground Clearance
- The vehicle offers a ground clearance of approximately 16.5 cm (6.49 inches), which strikes a balance between road handling and clearance over obstacles.

Weight and Seating
- The Sigma 3.0 30R-S has a weight of approximately 1570 kg (3461 lbs). It can accommodate up to five passengers with its four-door sedan configuration.

Turning Radius
- The minimum turning circle, or turning diameter, for this vehicle is about 5.6 meters (approximately 18.37 feet), contributing to maneuverability in various driving scenarios.

Understanding the dimensions and sizes of the 1991-1992 Mitsubishi Sigma 3.0 30R-S provides valuable insights into its interior space and exterior proportions. These dimensions reflect a well-balanced sedan that offers both comfort and practicality.

Wheel and Tire Information

The wheels and tires of the 1991-1992 Mitsubishi Sigma 3.0 30R-S play a significant role in its overall performance and handling characteristics. Let's explore the wheel and tire information for this sedan:

Front and Rear Tires
- The Sigma 3.0 30R-S is equipped with tires sized at 205/65 R15 93H for both the front and rear wheels. This uniform tire size contributes to balanced handling and even wear.

Tire Type
- The tires are designed to provide a comfortable and stable ride, suitable for various road conditions. The "93H" rating indicates the load-carrying capacity and speed rating of the tires.

Wheel Size
- The wheels for this model have a 15-inch diameter, providing an ideal balance between ride comfort and responsive handling.

Tire Specifications
- The 205 mm width of the tires offers ample contact with the road, enhancing grip and stability during driving.
- The aspect ratio of 65 indicates the tire's profile height as a percentage of its width, contributing to ride comfort and handling characteristics.
- The "R" in the tire size stands for radial construction, which is a common and reliable tire design.
- The "93H" load and speed rating of the tires ensures they can carry a significant load and are suitable for sustained highway speeds.

Benefits of the Tire Configuration
- The use of consistent tire sizes for both front and rear wheels helps maintain predictable handling and even tire wear, contributing to overall driving stability.
- The 15-inch wheels strike a balance between comfort and agility, making the Sigma 3.0 30R-S suitable for a variety of driving conditions.

The choice of wheel and tire specifications in the 1991-1992 Mitsubishi Sigma 3.0 30R-S reflects a thoughtful approach to delivering a comfortable and confident driving experience, ensuring a harmonious blend of ride quality and performance.

Trim Levels and Models

The 1991-1992 Mitsubishi Sigma 3.0 30R-S came in various trim levels and models, each offering a distinct set of features and options to cater to a diverse range of preferences and needs. Let's explore these trim levels and models:

Trim Levels
- The primary trim level for the Sigma 3.0 30R-S was the "30R-S." This trim level was known for its balanced combination of performance, comfort, and features.

Models
- The 1991-1992 Mitsubishi Sigma 3.0 30R-S was primarily available as a four-door sedan. The sedan configuration is known for its spacious interior and practicality, making it a popular choice among families and individuals alike.

Features and Options
- While the specific features and options may vary depending on the market and region where the vehicle was sold, the Sigma 3.0 30R-S typically offered a range of amenities for drivers and passengers. These may include power windows, power steering, a tachometer, centralized door locking, keyless entry, cruise control, leather-wrapped steering wheel, adjustable steering column, and more.
- Interior and exterior color choices were also part of the customization options for buyers.

Performance Variants
- The Sigma 3.0 30R-S was recognized for its performance-oriented 6G72 engine, providing ample power and torque for an engaging driving experience.

Special Editions
- Depending on the market, there may have been special edition or limited production models with unique features or color schemes. These editions often catered to specific preferences or commemorated significant milestones.

The availability of various trim levels, models, and options for the 1991-1992 Mitsubishi Sigma 3.0 30R-S allowed buyers to tailor their vehicles to their individual preferences, whether they prioritized performance, comfort, or specific features. This flexibility contributed to the model's popularity during its production years.

Generational Changes

The 1991-1992 Mitsubishi Sigma 3.0 30R-S represents a specific point in the model's generational evolution, and while this generation retained many of the qualities that made the Sigma a popular choice, there were notable changes and updates during this period.

Design Updates
- The exterior design of the Sigma 3.0 30R-S remained true to its classic sedan form, characterized by clean lines and a timeless appearance. This generation continued to prioritize a balanced blend of style and practicality.

Mechanical Enhancements
- One of the significant generational changes was the introduction of the 6G72 engine, a powerful 6-cylinder powerplant known for its performance capabilities. This engine brought increased power and torque to the model, enhancing its overall performance.

Transmission and Drivetrain
- The inclusion of a 4-speed automatic transmission (4AT) in the Sigma 3.0 30R-S contributed to smoother gear transitions and improved drivability. This transmission choice aimed to optimize both performance and fuel efficiency.

Safety Features
- With advancements in automotive safety technology, this generation of the Sigma featured enhanced safety features, such as the inclusion of driver's airbags and side impact bars as standard equipment, reinforcing Mitsubishi's commitment to passenger safety.

Interior Comfort and Convenience
- Interior features and options were updated to cater to evolving customer preferences, with offerings such as power windows, power steering, cruise control, and leather-wrapped steering wheels providing added comfort and convenience.

Fuel Efficiency
- The Sigma 3.0 30R-S also paid attention to fuel efficiency, with engineering improvements that allowed it to achieve commendable fuel economy figures, making it a practical choice for daily commuting.

While the core values of the Mitsubishi Sigma remained consistent across generations, the 1991-1992 Sigma 3.0 30R-S brought about important generational changes that enhanced its performance, safety, and overall appeal, continuing to meet the needs of a wide range of drivers.

Fuel Tank Capacity

The fuel tank capacity of the 1991-1992 Mitsubishi Sigma 3.0 30R-S is a crucial specification that directly impacts the vehicle's range and how often drivers need to refuel. Understanding this capacity provides insights into the convenience and practicality of this sedan:

Fuel Tank Capacity
- The Sigma 3.0 30R-S is equipped with a fuel tank that has a capacity of approximately 19 US gallons, which is equivalent to about 15.8 UK gallons or 72 liters. This generous fuel tank size allows for extended driving ranges between refueling stops.

Practical Implications
- The size of the fuel tank is a notable advantage for drivers who frequently undertake long-distance journeys or highway driving. It reduces the need for frequent stops at gas stations, contributing to a more convenient and efficient driving experience.

Fuel Economy
- When paired with the Sigma's respectable fuel economy ratings, this fuel tank capacity further enhances the vehicle's suitability for extended trips, making it an excellent choice for travelers and commuters covering longer distances.

Fuel Type
- It's important to note that the Sigma 3.0 30R-S is designed to run on high-octane premium gasoline, ensuring that the engine operates optimally for both performance and efficiency.

Overall, the 1991-1992 Mitsubishi Sigma 3.0 30R-S offers a substantial fuel tank capacity, which, when combined with its fuel-efficient engine, enhances its versatility and convenience for drivers who seek extended range and fewer stops at the fuel pump.

Fuel Consumption Ratings

Understanding the fuel consumption ratings of the 1991-1992 Mitsubishi Sigma 3.0 30R-S is essential for potential buyers and drivers looking to assess the vehicle's efficiency and running costs. Here, we explore the fuel consumption ratings of this sedan:

10/15 Mode Fuel Consumption
- In the 10/15 mode, which simulates a mix of city and suburban driving conditions, the Sigma 3.0 30R-S achieves an estimated fuel consumption rating of approximately 18.8 mpg in the United States. This mode considers various driving situations encountered during daily commuting, such as stop-and-go traffic and occasional highway driving.

Highway Fuel Consumption (60 km/h Mode)
- On the highway, where steady-speed cruising is the norm, the Sigma 3.0 30R-S excels in terms of fuel efficiency. It achieves approximately 39.2 mpg in the 60 km/h mode. This mode reflects the sedan's ability to deliver outstanding fuel economy during long-distance journeys and highway driving.

High-Octane Premium Gasoline
- It's worth noting that the Sigma 3.0 30R-S operates optimally with high-octane premium gasoline. Using this type of fuel ensures that the engine performs efficiently, delivering both power and fuel economy.

Transmission and Fuel Efficiency
- The vehicle's 4-speed automatic transmission (4AT) plays a role in optimizing fuel efficiency. It facilitates smooth gear transitions, allowing the engine to operate efficiently across a range of driving conditions.

These fuel consumption ratings showcase the Sigma 3.0 30R-S's ability to strike a balance between performance and efficiency. It is a sedan that caters to drivers seeking both power and economical driving, making it a practical choice for various driving scenarios, from daily commuting to long highway journeys.

Fuel Average and Efficiency

Evaluating the fuel average and efficiency of the 1991-1992 Mitsubishi Sigma 3.0 30R-S provides valuable insights into its real-world performance and cost of ownership. Let's delve into the fuel average and efficiency of this sedan:

Balanced Fuel Efficiency
- The Sigma 3.0 30R-S strikes a balance between power and fuel efficiency, making it a versatile choice for drivers who prioritize both performance and economical driving.

Fuel Economy in Real-World Conditions
- In real-world driving scenarios, the Sigma 3.0 30R-S demonstrates its ability to deliver a respectable fuel average. Drivers can expect fuel economy figures that align with its ratings, allowing them to manage their fuel expenses efficiently.

Cost Savings Over Time
- The fuel efficiency of the Sigma contributes to cost savings over time, as drivers spend less on fuel for their daily commutes and longer journeys.

Highway Efficiency
- On highways, the Sigma 3.0 30R-S shines with impressive fuel efficiency. Its ability to achieve approximately 39.2 mpg in the 60 km/h mode reflects its suitability for long-distance travels and highway cruising.

Urban Efficiency
- In urban settings, where traffic congestion and frequent stops are common, the sedan's fuel economy remains competitive, thanks to its 18.8 mpg rating in the 10/15 mode.

Optimal Fuel Type
- The use of high-octane premium gasoline ensures that the Sigma's engine operates at peak efficiency, delivering both power and fuel economy.

The 1991-1992 Mitsubishi Sigma 3.0 30R-S demonstrates its ability to provide a balanced fuel average and efficiency, making it a practical choice for a wide range of driving situations. Whether navigating city streets or embarking on highway adventures, this sedan delivers a harmonious blend of performance and economical driving.

Notable Features and Options

The 1991-1992 Mitsubishi Sigma 3.0 30R-S offered a range of notable features and options, catering to both driver convenience and passenger comfort. Here, we explore some of the standout features that made this sedan a popular choice during its production years:

Power Windows
- The inclusion of power windows provided convenient and effortless control over all the windows in the vehicle, allowing passengers to adjust them with ease.

Power Steering
- Power steering enhanced the Sigma's maneuverability, making it easier to navigate through various driving scenarios, from city streets to tight parking spaces.

Tachometer
- The presence of a tachometer allowed drivers to monitor the engine's RPM (revolutions per minute), providing valuable information for optimal gear selection and efficient driving.

Centralized Door Lock
- Centralized door locking simplified the process of securing the vehicle, allowing the driver to lock or unlock all doors simultaneously.

Keyless Entry
- Keyless entry added a layer of convenience, enabling drivers to access the vehicle without removing the key from their pocket or bag.

Cruise Control
- Cruise control offered a relaxing driving experience on long highway journeys, allowing drivers to set a desired speed and reduce the need for constant throttle adjustments.

Leather-Wrapped Steering Wheel
- The leather-wrapped steering wheel not only added a touch of luxury to the interior but also provided a comfortable and tactile grip for the driver.

Adjustable Steering Column
- The adjustable steering column allowed drivers to customize the steering wheel's position for a personalized driving posture.

Power-Adjustable Seats
- Power-adjustable front seats provided comfort and flexibility for drivers and front passengers to find their ideal seating positions.

Safety Features
- Safety features like driver's airbags and side impact bars were standard equipment in the Sigma 3.0 30R-S, enhancing passenger protection in the event of a collision.

Interior Comfort
- Leather seats were available as an option, adding a touch of sophistication and luxury to the cabin.

These notable features and options in the 1991-1992 Mitsubishi Sigma 3.0 30R-S exemplify the model's commitment to providing a well-rounded driving experience, where convenience, comfort, and safety were at the forefront of its design.

Performance Metrics

The performance metrics of the 1991-1992 Mitsubishi Sigma 3.0 30R-S reflect its capabilities and its appeal to drivers seeking a balance of power and handling. Let's delve into the key performance aspects of this sedan:

Engine Power
- The Sigma 3.0 30R-S is equipped with a robust 6G72 engine, known for its performance-oriented design. This V6 powerplant generates approximately 210 horsepower, delivering strong acceleration and power on demand.

Torque
- The engine produces a torque output of around 269.6 Nm (198.9 lb.ft), or 27.5 kg.m, providing ample low-end and mid-range torque for responsive and dynamic driving.

Transmission
- The vehicle features a 4-speed automatic transmission (4AT) that facilitates smooth gear transitions. This transmission choice balances the Sigma's power with fuel efficiency and ease of use.

Acceleration
- With its powerful engine, the Sigma 3.0 30R-S is capable of brisk acceleration, making it suitable for highway merging and passing maneuvers.

Handling
- The sedan's handling benefits from its McPherson strut front suspension and multi-link rear suspension, which contribute to stability and balanced cornering.

Braking
- The Sigma is equipped with ventilated disc brakes on both the front and rear wheels, ensuring effective braking performance and control.

Tire and Wheel Configuration
- The vehicle's tire size, 205/65 R15 93H, offers a good balance between ride comfort and grip on the road. The 15-inch wheels further enhance the sedan's stability.

Fuel Efficiency
- Despite its performance capabilities, the Sigma 3.0 30R-S maintains a commendable fuel efficiency rating, making it suitable for both daily commuting and longer journeys.

These performance metrics highlight the Sigma 3.0 30R-S as a well-rounded sedan that offers a satisfying driving experience. Its powerful engine, responsive handling, and efficient transmission contribute to a dynamic and enjoyable ride, making it a versatile choice for a variety of driving scenarios.

Interior and Exterior Dimensions

Understanding the interior and exterior dimensions of the 1991-1992 Mitsubishi Sigma 3.0 30R-S provides valuable insights into its spaciousness, proportions, and practicality. Let's explore these dimensions in detail:

Exterior Dimensions
- Length: The Sigma 3.0 30R-S boasts an exterior length of approximately 474 cm (186.61 inches), contributing to its classic sedan appearance and providing ample space for passengers.
- Width: With a width of around 177.5 cm (69.88 inches), the vehicle offers stability on the road while maintaining a sleek and well-proportioned profile.
- Height: The sedan stands at approximately 143.5 cm (56.49 inches) in height, allowing for easy access to the interior while maintaining an aerodynamic design.

Interior Dimensions
- Length: Inside the cabin, the Sigma 3.0 30R-S offers an interior length of about 187 cm (73.62 inches), ensuring generous legroom for passengers in both the front and rear seats.
- Width: The interior width measures approximately 145 cm (57.08 inches), providing comfortable seating arrangements for occupants.
- Height: The interior height is around 116.5 cm (45.86 inches), offering sufficient headroom for passengers in all seating positions.

Wheelbase
- The Sigma 3.0 30R-S features a substantial wheelbase of 272 cm (107.08 inches). This extended wheelbase contributes to stable handling and provides additional interior space for passenger comfort.

Axle Length
- Both the front and rear axles have similar lengths, with the front axle measuring approximately 153.5 cm (60.43 inches) and the rear axle around 153 cm (60.23 inches). These dimensions contribute to balanced weight distribution.

Ground Clearance
- The vehicle maintains a ground clearance of approximately 16.5 cm (6.49 inches), striking a balance between road handling and clearance over obstacles.

Weight and Seating
- With a weight of approximately 1570 kg (3461 lbs), the Sigma 3.0 30R-S can comfortably accommodate up to five passengers in its four-door sedan configuration.

Turning Radius
- The minimum turning circle, or turning diameter, for this vehicle is about 5.6 meters (approximately 18.37 feet), enhancing its maneuverability in various driving scenarios.

These interior and exterior dimensions showcase the well-thought-out design of the 1991-1992 Mitsubishi Sigma 3.0 30R-S, offering a spacious and comfortable cabin while maintaining a balanced and attractive exterior profile.

Conclusion: 1991-1992 Mitsubishi Sigma 3.0 30R-S Overview

The 1991-1992 Mitsubishi Sigma 3.0 30R-S, with its blend of performance, comfort, and practicality, stands as a testament to Mitsubishi's commitment to producing well-rounded and appealing sedans. This overview encapsulates the key attributes and highlights of this model:

Powerful Engine
- The Sigma 3.0 30R-S is equipped with a potent 6G72 engine that delivers approximately 210 horsepower and responsive torque, ensuring an engaging driving experience.

Efficiency
- Despite its impressive power, the sedan maintains respectable fuel efficiency ratings, making it suitable for both daily commuting and long-distance travel.

Safety
- The inclusion of driver's airbags and side impact bars enhances passenger protection, reflecting Mitsubishi's dedication to safety.

Interior Comfort
- With spacious interior dimensions and a range of convenience features, the Sigma offers a comfortable and enjoyable ride for both the driver and passengers.

Exterior Design
- The sedan's classic and timeless exterior design is complemented by well-proportioned dimensions, contributing to its overall appeal.

Handling and Suspension
- The Sigma's McPherson strut front suspension and multi-link rear suspension provide stability and balanced handling, whether on city streets or highways.

Notable Features
- Features like power windows, power steering, cruise control, and leather-wrapped steering wheels enhance the overall driving experience.

Generational Improvements
- This generation of the Sigma brought significant enhancements, including a powerful engine and updated safety features, contributing to its desirability.

Fuel Tank Capacity
- The sedan's generous fuel tank capacity allows for extended journeys with fewer stops for refueling.

Transmission
- The 4-speed automatic transmission ensures smooth gear transitions and efficient power delivery.

In conclusion, the 1991-1992 Mitsubishi Sigma 3.0 30R-S embodies a harmonious fusion of performance, comfort, and practicality. It caters to a diverse range of drivers, from those seeking power and responsiveness to those prioritizing fuel efficiency and interior comfort. This well-rounded sedan remains a notable choice in its segment, appealing to those who value a balanced and enjoyable driving experience.

Frequently Asked Questions (FAQ) About the 1991-1992 Mitsubishi Sigma 3.0 30R-S

What are the key specifications of the 1991-1992 Mitsubishi Sigma 3.0 30R-S?

The 1991-1992 Mitsubishi Sigma 3.0 30R-S features a 6G72 engine, producing around 210 horsepower. It comes with a 4-speed automatic transmission, front-wheel drive, and a fuel tank capacity of approximately 19 US gallons. The sedan boasts spacious interior dimensions, including a length of about 187 cm and a width of approximately 145 cm.

How does the Mitsubishi Sigma 3.0 30R-S compare to previous Sigma models?

The 1991-1992 Sigma 3.0 30R-S represents a generational improvement with its introduction of the 6G72 engine, providing enhanced power and torque compared to previous models. It also incorporates safety features like driver's airbags and side impact bars, which may not have been present in earlier versions.

Are there different trim levels available for the 1991-1992 Sigma 3.0 30R-S?

The Sigma 3.0 30R-S was primarily offered as a single trim level during this period. However, there may have been variations in optional features and accessories depending on the region and market.

What is the fuel economy of the 1991-1992 Mitsubishi Sigma 3.0 30R-S?

The sedan demonstrates good fuel economy, achieving approximately 18.8 mpg in a 10/15 mode, which simulates mixed city and suburban driving. On the highway, it excels with around 39.2 mpg in a 60 km/h mode, making it suitable for both urban commuting and long-distance travel.

Can you tell me more about the safety features of the Mitsubishi Sigma 3.0 30R-S?

The 1991-1992 Sigma 3.0 30R-S is equipped with driver's airbags and side impact bars, enhancing passenger safety in the event of a collision. These safety features represent a significant improvement compared to earlier models, demonstrating Mitsubishi's commitment to safety.

How does the Sigma 3.0 30R-S handle on the road?

With its McPherson strut front suspension and multi-link rear suspension, the Sigma 3.0 30R-S offers balanced handling and stability. It maintains good control and responsiveness, making it suitable for various driving scenarios, from city streets to highway cruising.

What types of fuel are recommended for the 1991-1992 Mitsubishi Sigma 3.0 30R-S?

The Sigma 3.0 30R-S is designed to run optimally on high-octane premium gasoline. Using this recommended fuel type ensures that the engine operates efficiently and delivers both power and fuel economy.

How does the Sigma 3.0 30R-S compare to other sedans in its class in terms of performance?

In its class, the Sigma 3.0 30R-S stands out with its powerful 6G72 engine, providing competitive horsepower and torque. Its 4-speed automatic transmission contributes to smooth gear transitions, and it strikes a balance between performance and fuel efficiency.

Is the 1991-1992 Mitsubishi Sigma 3.0 30R-S suitable for long-distance travel?

Yes, the Sigma 3.0 30R-S is well-suited for long-distance journeys due to its impressive fuel economy, spacious interior, and comfortable seating. The sedan's highway efficiency, with approximately 39.2 mpg in a 60 km/h mode, makes it an excellent choice for extended highway driving.

What are the notable features and options available for the Sigma 3.0 30R-S?

The sedan offers features like power windows, power steering, cruise control, and leather-wrapped steering wheels. Depending on the region and market, leather seats may also be available as an option, adding a touch of luxury to the interior.


Brian Wong - Senior Reviews Editor of cars-directory.net

Brian Wong / Author

Brian Wong is an accomplished automotive journalist and editor with a passion for cars. With over a decade of experience in the industry, he has established himself as a trusted voice in the automotive community. Brian has written extensively about a wide range of topics in the field, from the latest trends in car design to innovative safety features and emerging technologies. As a senior reviews editor, he is responsible for test driving and analyzing the latest cars on the market, providing readers with accurate and objective reviews. His articles are widely read and respected for their depth of knowledge and analysis. Brian is committed to staying at the forefront of the latest developments in the automotive industry, and is dedicated to sharing his expertise and insights with his readers.

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