Mercedes-Benz R-class W251, facelift 2010 R 350 V6 BlueEFFICIENCY (306 Hp) 4MATIC G-TRONIC


Overall Rating

7.5 / 10
Safety N/A / 5
Not Rated
Engine 4.5 / 5
Value 3.5 / 5
Performance 3.8 / 5
Comfort 4.5 / 5
People\'s Opinion N/A / 5
Not Rated

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)

W251, facelift 2010 Overview:

Mercedes-Benz R-class (W251, facelift 2010). With 370 Nm of torque, it offers ample pulling power. At around 2105 kg, it’s on the heavier side. All‑wheel drive provides excellent grip, ideal for off‑road use. Acceleration is good (0–100 km/h in 7.8 s). The top speed reaches 245 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 350 V6 BlueEFFICIENCY (306 Hp) 4MATIC G-TRONIC Verdict:

Rating 4 stars

Performance Verdict

The most powerful petrol option, delivering excellent performance with brisk acceleration and refined power delivery.

Fuel Economy

Improved fuel economy over the non-BlueEFFICIENCY petrol V6s, offering a better balance for its performance class.

Best Use Case: All-round driving / Performance-focused luxury

Pros and Cons:

Pros:

  • • Exceptional interior space and versatility with 5-7 seats
  • • Luxurious and comfortable ride, especially with optional air suspension
  • • High-quality interior materials and build
  • • Powerful engine options, particularly the diesel V6s
  • • Strong towing capacity for its class

Cons:

  • • Large exterior dimensions can make it challenging to maneuver and park
  • • Petrol engines can be very thirsty, especially without BlueEFFICIENCY
  • • Some reliability concerns with air suspension and electronics as it ages
  • • High depreciation from new, though good value on the used market
  • • Styling is polarizing and not universally appealing

Specifications:

Specifications are compared to those of the previous generation(W251, facelift 2010: 2010 - 2014).

General:
Brand:Mercedes-Benz
Model:R-class
Generation:W251, facelift 2010
Modification (Engine):R 350 V6 BlueEFFICIENCY (306 Hp) 4MATIC G-TRONIC
Start of production:2012
End of production:2014
Powertrain Architecture:Internal Combustion engine
Body type:Station wagon (estate)
Seats:5-7
Doors:5
Engine:
Power:306 Hp @ 6500 rpm. Same horsepower
Power per litre:87.5 Hp/l [Same length.]
Torque:370 Nm @ 3500-5250 rpm.
Engine Model/Code:M 276.957 More details about the engine M 276.957
Engine displacement:3498
Number of cylinders:6
Engine configuration:V-engine
Number of valves per cylinder:4
Fuel injection system:Multi-port manifold injection
Engine aspiration:Naturally aspirated engine
Engine oil capacity:7.5 l
Engine layout:Front, Longitudinal
Compression ratio:12:1
Performance:
Fuel Type:Petrol (Gasoline)
Fuel consumption (economy) - urban:13.2 l/100 km
Fuel consumption (economy) - extra urban:8.1 l/100 km
Fuel consumption (economy) - combined:10 l/100 km
Emission standard:Euro 5
Acceleration 0 - 100 km/h:7.8 sec
Acceleration 0 - 62 mph:7.8 sec
Maximum speed:245 km/h
Weight-to-power ratio:6.9 kg/Hp, 145.4 Hp/tonne
Weight-to-torque ratio:5.7 kg/Nm, 175.8 Nm/tonne
Acceleration 0 - 60 mph:7.4 sec
Space:
Kerb Weight:2105
Max. weight:2840
Max. roof load:100 kg
Max load:735
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
Permitted trailer load without brakes:750 kg
Size:
Length:4922 mm mm [Same length.]
Width:1922 mm mm [Same width.]
Height:1674 mm mm [Same height.]
Wheelbase:2980 mm mm [Same wheelbase.]
Width including mirrors:2183 mm
Front track:1661 mm
Rear (Back) track:1651 mm
Front overhang:922 mm
Rear overhang:1020 mm
Minimum turning circle (turning diameter):11.8 m [above average]
Powertrain:
Drive wheelAll wheel drive (4x4)
Number of gears7
Transmission typeAutomatic
Gearbox typeG-TRONIC
Front brakesDisc [above average]
Rear brakesDisc [above average]
Assisting systemsABS (Anti-lock braking system)
Tires size255/55 R18
Wheel rims size18
Front suspensionDouble wishbone
Rear suspensionIndependent multi-link spring suspension with stabilizer

Fuel, speed, and comfort: How does the Mercedes-Benz R-class rank in your book?