2005 Subaru R1 660 R Specs

OVERVIEW

With a fuel consumption of 56 mpg US - 67.2 mpg UK - 4.2 L/100km, a weight of 1763 lbs (800 kg), the Subaru R1 660 R has a 4 cylinder DOHC16 valve AVCS engine, a Regular gasoline engine EN07. This engine EN07 produces a maximum power of 54.7 PS (54 bhp - 40.2 kW) at 6400 rpm and a maximum torque of 62.7 Nm (46.2 lb.ft - 6.4 kg.m) at 4400 rpm. The engine power is transmitted to the road by the front wheel drive (FF) with a i-CVT gearbox. For stopping power, the Subaru R1 660 R braking system includes Leading trailing drum brake at the rear and Ventilated disk at the front. Stock tire sizes are 155/60 on 15 inch rims at the rear and 155/60 on 15 inch rims at the front. Chassis details - Subaru R1 660 R has dual link strut independent suspension rear suspension and L type lower arm strut independent front suspension for road holding and ride confort.

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By Brian Wong, Reviewed by: Kurt Niebuhr, Updated on April 18, 2024

Introduction to the 2005 Subaru R1 660 R

The 2005 Subaru R1 660 R marked an intriguing addition to Subaru's lineup during its production run from January 2005 onwards. As a kei car, it embraced the quintessential characteristics of compactness and efficiency, tailored for urban driving. This hatchback, with its front-wheel-drive configuration, offered a nimble and agile driving experience, making it well-suited for crowded city streets.

One of the notable aspects of the 2005 Subaru R1 660 R was its innovative i-CVT transmission gearbox, which added to the car's smooth and effortless acceleration. Under the hood, the vehicle featured a 658 cm3 engine with a respectable power output of 54.7 PS, thanks to its 4-cylinder DOHC 16-valve AVCS configuration. The presence of a variable valve timing system contributed to its performance and fuel efficiency, adhering to the 2005 exhaust standard with a 50% decrease in emissions.

In terms of dimensions, the R1 660 R presented a compact profile, measuring approximately 328.5 cm in length, 147.5 cm in width, and 151 cm in height. Its interior dimensions accommodated four seats, ensuring a comfortable ride for both the driver and passengers.

The 2005 Subaru R1 660 R also paid attention to safety features, including standard driver and passenger airbags, side impact bars, safety belt pretensioners, and a durable frame, all contributing to a reassuring sense of security on the road.

Furthermore, the car offered a range of amenities, including power windows, power steering, a tachometer, centralized door locking, and options for leather seats and Xenon lamps, enhancing the overall driving experience.

While the Subaru R1 660 R may not have been a high-performance sports car, it carved a niche as an efficient and compact urban companion, catering to the needs of city dwellers who valued economy and maneuverability.

Engine Specifications

The 2005 Subaru R1 660 R boasted an engine designed for efficiency and urban agility. Under its compact hood resided the EN07 engine, delivering a noteworthy power output of 54.7 PS. This 4-cylinder engine featured a dual overhead camshaft (DOHC) configuration with 16 valves and AVCS (Active Valve Control System), which optimized valve timing for improved performance and fuel efficiency.

The engine's displacement measured 658 cm³, showcasing the kei car's adherence to Japanese regulations that favor compact and eco-friendly vehicles. This engine, coupled with a regular gasoline fuel type, contributed to the car's economic fuel consumption, making it a practical choice for city driving.

With a maximum torque of 62.7 Nm, the 2005 Subaru R1 660 R provided sufficient power for navigating urban streets and highways. The engine's torque curve was designed to offer responsive performance, particularly at lower RPMs, which was well-suited for stop-and-go city traffic.

One of the notable features of the R1 660 R's engine was its variable valve timing system, enhancing both power delivery and fuel efficiency. This technology adjusted the opening and closing of the engine's valves, optimizing combustion and airflow based on driving conditions.

The engine's performance was further complemented by a CVT (Continuously Variable Transmission) gearbox, which provided smooth and seamless acceleration, eliminating the need for traditional gear shifts. This contributed to the car's effortless driving experience, particularly in urban environments.

In summary, the 2005 Subaru R1 660 R's engine specifications highlighted its emphasis on efficiency, with a compact yet capable powerplant that combined smart technology with urban practicality.

Fuel Efficiency and MPG

The 2005 Subaru R1 660 R was designed with an unwavering focus on fuel efficiency, making it an economical choice for urban commuters and environmentally conscious drivers. With its compact size and advanced engineering, this kei car excelled in conserving fuel while delivering a reliable performance.

One of the key factors contributing to the R1 660 R's impressive fuel efficiency was its 658 cm³ engine paired with a continuously variable transmission (CVT). The CVT's ability to seamlessly vary the transmission ratio helped optimize power delivery and fuel consumption, particularly in city driving conditions where frequent starts and stops were the norm.

The 2005 Subaru R1 660 R achieved noteworthy fuel consumption figures, with approximately 56 miles per gallon (mpg) in the 10/15 mode, which was the standard testing cycle used in Japan. For international reference, this translated to about 67.2 mpg in the UK or 4.2 liters per 100 kilometers. These figures reflected the car's ability to stretch each gallon of fuel, offering cost savings for owners and reducing its environmental footprint.

Subaru achieved this impressive fuel efficiency without compromising on performance. The engine's variable valve timing system, combined with a lightweight design, helped strike a balance between power and economy. Drivers could enjoy a responsive ride while knowing that their car was designed to minimize emissions and fuel consumption.

In conclusion, the 2005 Subaru R1 660 R was a testament to Subaru's commitment to producing efficient and eco-friendly vehicles. Its fuel-efficient engine and CVT transmission made it a standout choice for those seeking a practical and economical urban driving experience.

Fuel Tank Capacity

The fuel tank capacity of the 2005 Subaru R1 660 R was designed to align with its role as an efficient and compact city car. With a fuel tank capacity of approximately 7.9 US gallons, equivalent to 6.5 UK gallons or 30 liters, this kei car struck a balance between minimizing fuel stops and keeping the vehicle's overall weight in check.

The size of the fuel tank was well-suited for urban driving, where shorter commutes and frequent stops at gas stations were the norm. The capacity ensured that drivers could cover a reasonable distance on a single tank of fuel, reducing the need for frequent refueling and providing added convenience for city dwellers.

Moreover, the R1 660 R's fuel tank capacity complemented its exceptional fuel efficiency, with the car capable of delivering impressive mileage on a full tank. This efficiency not only contributed to cost savings for the owner but also aligned with the car's eco-friendly design, as it emitted fewer pollutants during operation.

In summary, the 2005 Subaru R1 660 R's fuel tank capacity was a well-considered feature, striking a balance between providing a practical range for urban driving and complementing the car's overall efficiency and eco-friendly credentials.

Dimensions and Sizes

The dimensions and sizes of the 2005 Subaru R1 660 R were tailored to meet the demands of urban living, where maneuverability and compactness were highly valued. This kei car was designed with a focus on practicality and efficient use of space.

The exterior of the R1 660 R measured approximately 328.5 cm in length, 147.5 cm in width, and 151 cm in height. These compact dimensions made it ideal for navigating through congested city streets and fitting into tight parking spaces. The car's wheelbase, at 219.5 cm, contributed to its stability while ensuring a relatively small turning circle of just 4.5 meters, enhancing its agility.

Inside the vehicle, the interior dimensions were designed to maximize passenger comfort within the limited space. The interior length measured around 150.5 cm, with a width of approximately 120.5 cm and a height of 117.5 cm. While the cabin was compact, it provided sufficient room for up to four passengers to travel comfortably, making it a practical choice for daily commuting and short trips around the city.

Additionally, the Subaru R1 660 R featured a ride height - ground clearance of approximately 16 cm, which allowed it to handle minor road obstacles and speed bumps without difficulty while maintaining a low profile suitable for city driving.

In summary, the 2005 Subaru R1 660 R's dimensions and sizes were optimized for urban living, offering a compact exterior for easy maneuvering and a comfortable interior that could accommodate a small family or a group of passengers on short journeys within the city.

Wheel Specifications

The wheel specifications of the 2005 Subaru R1 660 R were carefully selected to complement its compact size and ensure a balance between maneuverability, ride comfort, and road handling.

The Subaru R1 660 R came equipped with 155/60 R15 tires on both the front and rear axles. These tires were designed to provide a stable and comfortable ride while maintaining a firm grip on the road. The 15-inch wheel size struck a balance between providing adequate ground clearance and ensuring the car's agility in urban environments.

The choice of tire dimensions and wheel size played a crucial role in the car's overall handling characteristics. The relatively narrow tires helped reduce rolling resistance, contributing to the R1 660 R's fuel efficiency. Additionally, the compact dimensions of the wheels and tires allowed for easy navigation through tight city streets and parking spaces.

While the Subaru R1 660 R may not have had the large and sporty wheels seen on high-performance vehicles, its wheel specifications were well-suited to its intended purpose as a practical and efficient city car. The combination of tire size and wheel design contributed to its overall performance and ensured a comfortable and confident driving experience for urban commuters.

Trim Levels and Models

The 2005 Subaru R1 660 R was offered in various trim levels and models, catering to a range of preferences and needs of its target market. These trim levels and models provided different features and options, allowing customers to choose the one that best suited their requirements.

While specific trim levels and models may vary by market and region, the Subaru R1 660 R typically included a selection of variations, each offering its own set of features and equipment. These trim levels often differed in terms of interior and exterior details, such as upholstery materials, color choices, and additional accessories.

Customers could choose between different options for wheel designs, sunroofs, and entertainment systems. Additionally, some models might have included upgraded safety features or technology packages, enhancing the overall driving experience.

The availability of these trim levels and models allowed buyers to personalize their Subaru R1 660 R to align with their preferences, whether they prioritized style, comfort, or technology. It also ensured that the car appealed to a broad range of potential buyers, from those seeking a basic, budget-friendly option to those desiring a more feature-rich and premium experience.

In essence, the 2005 Subaru R1 660 R's diverse trim levels and models underscored Subaru's commitment to providing choices and flexibility to its customers, allowing them to select a configuration that best suited their individual needs and preferences.

Performance and Handling

The 2005 Subaru R1 660 R, while designed primarily for urban use, offered a commendable balance of performance and handling within its compact framework. Subaru aimed to provide drivers with a car that excelled in maneuverability and efficiency, making it well-suited for navigating the hustle and bustle of city streets.

The heart of the R1 660 R's performance lay in its 658 cm³ engine, which produced a respectable 54.7 PS of power. While this output may not have been considered high by sports car standards, it was more than sufficient for city driving and ensured that the car felt responsive during acceleration.

The engine's variable valve timing system played a crucial role in optimizing performance and fuel efficiency. By adjusting the timing of the engine's valves, it allowed the R1 660 R to deliver power where it was needed most, particularly at lower RPMs. This feature made it easier to navigate stop-and-go traffic and contributed to a smooth driving experience.

The car's handling was further enhanced by its front-wheel-drive configuration and i-CVT (continuously variable transmission) gearbox. The i-CVT transmission seamlessly adjusted the transmission ratio, ensuring smooth acceleration and eliminating the need for traditional gear shifts. This feature made the R1 660 R well-suited for city driving, where frequent changes in speed and traffic conditions were common.

In terms of agility, the Subaru R1 660 R featured a relatively small turning circle of 4.5 meters, allowing it to navigate tight corners and narrow streets with ease. The compact dimensions of the car and its lightweight design further contributed to its nimbleness.

In summary, the 2005 Subaru R1 660 R delivered a commendable performance and handling package tailored for urban environments. While it may not have been a high-performance sports car, it excelled in maneuverability, responsiveness, and efficiency, making it a practical choice for city dwellers seeking a reliable and agile daily driver.

Interior Features

The 2005 Subaru R1 660 R was designed to provide a comfortable and functional interior that catered to the needs of urban drivers. Despite its compact size, Subaru managed to incorporate a range of interior features to enhance the driving experience and convenience for both the driver and passengers.

Power Windows: The R1 660 R was equipped with power windows, allowing occupants to easily adjust window positions with the touch of a button. This feature added convenience and made it simple to regulate airflow and temperature within the cabin.

Power Steering: Power steering was a standard feature in the R1 660 R, making steering effortless and responsive. This feature proved especially valuable during low-speed maneuvers and while navigating crowded city streets.

Tachometer: A tachometer provided essential information about engine speed, enabling the driver to monitor engine performance and shift gears effectively. This feature contributed to a more engaging driving experience.

Centralized Door Lock: The centralized door locking system allowed the driver to lock or unlock all the doors with a single action, enhancing security and ease of use.

Keyless Entry: Keyless entry was available, further simplifying access to the vehicle. Drivers could unlock and start the car without removing the key from their pocket or bag.

Reclining Seats: The front seats of the R1 660 R were designed to be adjustable and featured a reclining function. This allowed occupants to find a comfortable seating position and adapt to their individual preferences.

These interior features, while not exhaustive, demonstrated Subaru's commitment to providing a comfortable and user-friendly experience within the confines of a compact city car. The combination of power accessories, adjustable seating, and thoughtful design elements contributed to a pleasant and practical driving environment for both short commutes and longer journeys.

Exterior Design

The 2005 Subaru R1 660 R boasted an exterior design that blended functionality with a touch of style. As a compact city car, its design prioritized practicality, maneuverability, and efficient use of space while adding subtle elements to enhance its visual appeal.

Compact Dimensions: The R1 660 R's compact dimensions made it a perfect fit for navigating congested city streets and parking in tight spaces. Its exterior length, width, and height were carefully balanced to maximize interior space while maintaining a small footprint on the road.

Front Spoiler: The car featured a front spoiler, contributing to its aerodynamic profile. This not only improved fuel efficiency but also added a sporty touch to its appearance.

Rear Spoiler: A standard rear spoiler at the back of the vehicle provided stability at higher speeds and enhanced the car's overall aesthetics.

Front Fog Lamps: Front fog lamps were included as standard, improving visibility in adverse weather conditions while adding a stylish accent to the front fascia.

Exterior Colors: The Subaru R1 660 R was available in a range of exterior color options, allowing buyers to choose a finish that suited their personal taste. These color choices added a sense of individuality to the car's appearance.

Xenon Lamps: For those seeking enhanced visibility and a touch of sophistication, Xenon lamps were available as an option. These high-intensity discharge headlights provided brighter and more efficient lighting.

The 2005 Subaru R1 660 R's exterior design managed to strike a balance between functionality and aesthetics, making it a practical and visually appealing choice for urban drivers. Its compact size, aerodynamic elements, and thoughtful design touches all contributed to its overall appeal as a nimble and efficient city car.

Safety Features

The 2005 Subaru R1 660 R was designed with safety in mind, aiming to provide both drivers and passengers with a sense of security during their daily urban commutes. While it was a compact city car, Subaru incorporated several safety features to enhance occupant protection and minimize the risks associated with city driving.

Driver and Passenger Airbags: The R1 660 R came equipped with standard driver and passenger airbags, a fundamental safety feature that provided front-seat occupants with essential protection in the event of a collision.

Side Impact Bar: The car was designed with side impact bars, which reinforced the doors and side panels. These bars enhanced the vehicle's structural integrity and helped absorb energy during side-impact collisions.

Safety Belt Pretensioners: Safety belt pretensioners were included as standard, ensuring that seatbelts remained snug and secure during sudden stops or collisions, minimizing the risk of injury.

Safety Belt Limiter: The car also featured safety belt limiters, which allowed seatbelts to release slightly in controlled circumstances, preventing excessive force on the occupant's chest during a collision.

3-Point Safety Belts: The use of 3-point safety belts for all seating positions further contributed to occupant safety by distributing the force of impact more evenly across the body.

Child Car Restraints: The R1 660 R was designed to accommodate child car restraints, providing a secure and compliant method for safely transporting young passengers.

Durable Frame: The car's durable frame was engineered to withstand the forces of a collision, protecting occupants by maintaining the integrity of the passenger compartment.

These safety features combined to create a protective cocoon for the occupants of the 2005 Subaru R1 660 R. While it was a small and efficient city car, Subaru's commitment to safety ensured that drivers and passengers could enjoy their urban journeys with peace of mind, knowing that their well-being was a top priority.

Fuel Consumption and Average

The 2005 Subaru R1 660 R was celebrated for its exceptional fuel efficiency, making it a practical choice for urban commuters and environmentally conscious drivers. The car's design and engineering aimed to minimize fuel consumption while maximizing performance.

Impressive Fuel Economy: The R1 660 R achieved impressive fuel consumption figures, with approximately 56 miles per gallon (mpg) in the 10/15 mode, which was the standard testing cycle used in Japan. For international reference, this translated to about 67.2 mpg in the UK or 4.2 liters per 100 kilometers. These figures reflected the car's ability to stretch each gallon of fuel, offering cost savings for owners and reducing its environmental footprint.

Variable Valve Timing: A key contributor to the car's fuel efficiency was its variable valve timing system, which optimized combustion and airflow based on driving conditions. This technology allowed the engine to deliver power where needed while conserving fuel during less demanding moments.

Continuously Variable Transmission (CVT): The R1 660 R featured a CVT gearbox, which eliminated the need for traditional gear shifts. This technology allowed for smooth and efficient power delivery, contributing to the car's overall fuel efficiency.

Lightweight Design: Subaru's commitment to reducing weight without compromising structural integrity further improved the car's fuel economy. The lightweight design meant that less energy was required to move the vehicle, resulting in lower fuel consumption.

Compliance with Emission Standards: The car adhered to the 2005 exhaust standard, with a 50% reduction in emissions compared to previous standards. This not only contributed to a cleaner environment but also aligned with Subaru's commitment to sustainability.

In summary, the 2005 Subaru R1 660 R's exceptional fuel consumption and average mileage figures made it an attractive choice for those seeking an economical and eco-friendly vehicle for their daily urban travels. The combination of advanced technology, lightweight design, and adherence to emission standards ensured that the car delivered impressive fuel efficiency without compromising performance.

Engine Options

The 2005 Subaru R1 660 R was offered with a single engine option, but it was a well-engineered powerplant designed to meet the specific requirements of a compact and efficient city car. This engine option was carefully chosen to strike a balance between performance and fuel efficiency, aligning with the car's intended urban use.

The engine that powered the R1 660 R was designated the EN07. It featured a 658 cm³ displacement, a 4-cylinder configuration, and a dual overhead camshaft (DOHC) setup with 16 valves. The inclusion of the Active Valve Control System (AVCS) added sophistication to the engine, allowing for variable valve timing to optimize performance and efficiency across different driving conditions.

The engine's maximum power output was approximately 54.7 PS, providing adequate power for city driving while keeping fuel consumption in check. This power figure, although modest by performance car standards, was well-suited for the R1 660 R's role as an urban commuter.

In terms of torque, the engine delivered a maximum of approximately 62.7 Nm, providing responsive acceleration and smooth power delivery at lower RPMs, which was beneficial for stop-and-go traffic.

This single engine option was complemented by a continuously variable transmission (CVT), which offered smooth and seamless gear changes without the need for traditional gear shifts. The combination of this engine and transmission allowed the R1 660 R to excel in urban environments, where efficient and responsive driving was essential.

In summary, while the 2005 Subaru R1 660 R had only one engine option, it was a well-designed powerplant that prioritized efficiency and urban practicality. The combination of the EN07 engine with AVCS and the CVT transmission ensured that the car delivered the performance required for city driving while maintaining excellent fuel economy.

Driving Experience

The 2005 Subaru R1 660 R offered a distinctive and enjoyable driving experience tailored for urban environments. While it may not have been a high-performance sports car, it excelled in delivering a practical and agile ride that catered to the needs of city dwellers.

Efficient Urban Commuting: The R1 660 R's compact size and lightweight design made it a breeze to navigate through city streets. Its small turning circle of just 4.5 meters allowed for effortless maneuvering, and the car easily slipped into tight parking spots, adding convenience to daily commutes.

Responsive Engine: The car's 658 cm³ engine, with a power output of approximately 54.7 PS, provided adequate acceleration for city driving. Its variable valve timing system optimized power delivery, ensuring a responsive feel, particularly at lower RPMs, which was ideal for stop-and-go traffic.

Continuously Variable Transmission (CVT): The CVT transmission seamlessly adjusted the transmission ratio, delivering smooth acceleration without the need for manual gear changes. This technology contributed to a hassle-free and enjoyable driving experience.

Comfortable Interior: Despite its compact exterior, the interior of the R1 660 R was designed to offer a comfortable ride for both the driver and passengers. Adjustable and reclining seats provided a customizable seating position, and the inclusion of power accessories, such as power windows and power steering, added convenience.

Safety Assurance: Safety features like airbags, safety belt pretensioners, and a durable frame provided peace of mind during city driving, enhancing the overall driving experience.

Fuel Efficiency: Perhaps one of the most appealing aspects of the R1 660 R's driving experience was its exceptional fuel efficiency. The car's efficient engine and CVT transmission combined with its lightweight design allowed it to cover long distances on a single tank of fuel, reducing the need for frequent refueling stops.

In summary, the 2005 Subaru R1 660 R offered a well-rounded driving experience that prioritized agility, efficiency, and comfort. It was ideally suited for urban commuters who sought a practical and enjoyable vehicle for their daily journeys within the city.

Conclusion and Final Thoughts

The 2005 Subaru R1 660 R, with its compact dimensions, efficient design, and urban-centric features, left a lasting impression as a practical and agile city car. Throughout its various aspects, this vehicle was tailored to excel in the demands of urban commuting, offering a delightful driving experience for those navigating city streets.

Its compact exterior dimensions made parking and maneuvering in tight spaces a breeze, providing drivers with a sense of confidence in crowded urban environments. The car's lightweight build, combined with a responsive engine and a continuously variable transmission, delivered the agility and efficiency needed for city driving.

Inside the cabin, the R1 660 R managed to maximize interior space despite its small footprint. Comfortable and adjustable seats, power accessories, and safety features contributed to a pleasant and secure driving experience for both the driver and passengers.

One of its standout features was its remarkable fuel efficiency, setting it apart as an eco-conscious choice for urban commuters. With impressive mileage figures, the R1 660 R reduced the frequency of trips to the fuel station, aligning with the needs of budget-conscious drivers and those who aimed to minimize their environmental impact.

Safety was not overlooked, as Subaru incorporated essential safety features to ensure peace of mind during city journeys. Airbags, safety belt pretensioners, and a robust frame added an extra layer of protection.

In conclusion, the 2005 Subaru R1 660 R showcased the brand's commitment to providing a practical and efficient solution for urban driving. Its design, features, and performance were tailored to meet the unique demands of city life, offering a reliable and enjoyable driving experience while minimizing environmental impact. For urban commuters seeking a compact and eco-friendly car, the R1 660 R presented a compelling option.

FAQ: Common Questions About the 2005 Subaru R1 660 R