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Mercedes-Benz R-class Long (V251) R 320 BlueTec (210 Hp) G-TRONIC
Overall Rating
Mercedes-Benz R-class:
The Mercedes-Benz R-Class is a mid-size luxury MPV introduced by Mercedes-Benz in 2005 for the 2006 model year. Following the success of the smaller A- and B-Class MPVs, Mercedes in collaboration with coachbuilder Stola presented a concept vehicle, Vision GST , at the 2002 Detroit Auto Show and a second one, Vision R presented at the 2004 Detroit Auto Show, subsequently introducing the production version at 2005 New York International Auto Show. The R-Class was manufactured in Vance, Alabama until 2015 when its production was shifted to Mishawaka, Indiana for a smaller volume production until 2017....(Read more on Wikipedia)
Long (V251) Overview:
Mercedes-Benz R-class (Long (V251)). With 540 Nm of torque, it offers ample pulling power. At around 2335 kg, it’s on the heavier side. Rear‑wheel drive offers dynamic handling and sporty feedback. Acceleration is good (0–100 km/h in 8.9 s). The top speed reaches 216 km/h. A car with an extended rear cargo area, combining passenger comfort with increased storage. Seating for 5 makes it ideal for daily use.
R 320 BlueTec (210 Hp) G-TRONIC Verdict:
Performance Verdict
Good balance of power and torque, providing smooth and capable acceleration for most situations.
Fuel Economy
Excellent fuel economy for a vehicle of this size, enhanced by BlueTec technology, making it very efficient.
Pros and Cons:
Pros:
- • Exceptional interior space and comfort for all passengers
- • Luxurious and well-appointed cabin materials
- • Smooth ride quality, especially with optional air suspension
- • Wide range of powerful and efficient engine options (especially diesels)
- • Available 4MATIC all-wheel-drive for enhanced traction
- • Unique styling that stands out from traditional SUVs/minivans
Cons:
- • Polarizing exterior design not universally appealing
- • Large dimensions can make city driving and parking challenging
- • Higher fuel consumption for petrol V6 and V8 engines
- • Potential reliability concerns with certain engines (M272 balance shaft) and air suspension
- • Complex electronics can lead to costly repairs
- • High depreciation on the used market, but also high maintenance costs
Specifications:
Specifications are compared to those of the previous generation(Long (V251): 2008 - 2010).
| General: | |
|---|---|
| Brand: | Mercedes-Benz |
| Model: | R-class |
| Generation: | Long (V251) |
| Modification (Engine): | R 320 BlueTec (210 Hp) G-TRONIC |
| Start of production: | 2009 |
| End of production: | 2010 |
| Powertrain Architecture: | Internal Combustion engine |
| Body type: | Station wagon (estate) |
| Seats: | 5-7 |
| Doors: | 5 |
| Engine: | |
|---|---|
| Engine systems: | Particulate filter |
| Power: | 210 Hp @ 3400 rpm. Same horsepower |
| Power per litre: | 70.3 Hp/l [Same length.] |
| Torque: | 540 Nm @ 1600-2400 rpm. |
| Engine Model/Code: | OM 642 More details about the engine OM 642 |
| Engine displacement: | 2987 |
| Number of cylinders: | 6 |
| Engine configuration: | V-engine |
| Number of valves per cylinder: | 4 |
| Fuel injection system: | Diesel Commonrail |
| Engine aspiration: | Turbocharger, Intercooler |
| Engine oil capacity: | 8.5 l |
| Coolant: | 9.5 l |
| Engine layout: | Front, Longitudinal |
| Cylinder Bore: | 83 mm mm |
| Piston Stroke: | 92 mm mm |
| Compression ratio: | 16.5:1 |
| Maximum engine speed: | 4500 rpm. |
| Performance: | |
|---|---|
| Fuel Type: | Diesel |
| Fuel consumption (economy) - combined: | 8.7 l/100 km |
| Emission standard: | Euro 5 |
| Acceleration 0 - 100 km/h: | 8.9 sec |
| Acceleration 0 - 62 mph: | 8.9 sec |
| Maximum speed: | 216 km/h |
| Weight-to-power ratio: | 11.1 kg/Hp, 89.9 Hp/tonne |
| Weight-to-torque ratio: | 4.3 kg/Nm, 231.3 Nm/tonne |
| Acceleration 0 - 60 mph: | 8.5 sec |
| Space: | |
|---|---|
| Kerb Weight: | 2335 |
| Max. weight: | 2910 |
| Max. roof load: | 100 kg |
| Max load: | 575 |
| Trunk (boot) space - maximum: | 1950 l |
| Trunk (boot) space - minimum: | 550 l |
| Permitted trailer load with brakes (12%): | 2100 kg |
| Fuel tank capacity: | 80 l |
| AdBlue tank: | 27.5 l |
| Permitted trailer load without brakes: | 750 kg |
| Size: | |
|---|---|
| Length: | 5157 mm mm [Same length.] |
| Width: | 1922 mm mm [Same width.] |
| Height: | 1656 mm mm [18mm less] |
| Wheelbase: | 3215 mm mm [Same wheelbase.] |
| Front track: | 1643 mm |
| Rear (Back) track: | 1636 mm |
| Ride height (ground clearance): | 148 mm |
| Minimum turning circle (turning diameter): | 12.4 m [above average] |
| Powertrain: | |
|---|---|
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears | 7 |
| Transmission type | Automatic |
| Gearbox type | G-TRONIC |
| Front brakes | Disc [above average] |
| Rear brakes | Disc [above average] |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic Steering |
| Front suspension | Double wishbone |
| Rear suspension | Independent multi-link spring suspension with stabilizer |
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