Car comparison

Mercedes-Benz R-class (W251) R 500 V8vsMercedes-Benz R-class (W251) · Facelift 2010 R 350 V6 BlueEFFICIENCY

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Mercedes-Benz R-class (W251)

R 500 V8

388 hp5461 ccGasolineAWDAutomaticNaturally aspiratedWagon / estate2007-2009
VS

Mercedes-Benz R-class (W251) · Facelift 2010

R 350 V6 BlueEFFICIENCY

306 hp3498 ccGasolineAWDAutomaticNaturally aspiratedWagon / estate2011-2013

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

Mercedes-Benz R-class (W251) R 500 V8

  • Quickest 0-100 km/h
    6.1 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    388 hp
    289 kW
  • Highest torque
    530 Nm
    391 lb-ft
  • Lightest
    2,145 kg
    4,729 lb
  • Best power-to-weight
    181 hp/t
    135 kW/t
    5.5 kg/hp
  • Best overall score
    72/100
  • Best performance score
    68/100

Mercedes-Benz R-class (W251) Facelift 2010 R 350 V6 BlueEFFICIENCY

  • Lowest combined fuel consumption
    10.1 L/100 km
    23.3 mpg US
    28.0 mpg UK
  • Lowest city consumption
    13.3 L/100 km
    17.7 mpg US
    21.2 mpg UK
  • Lowest highway consumption
    8.2 L/100 km
    28.7 mpg US
    34.4 mpg UK
  • Best estimated range
    792 km
    492 mi
  • Largest trunk
    550 L
  • Best economy score
    80/100
  • Best practicality score
    87/100

Specification comparison

Specification comparison
ModelMercedes-BenzR-class (W251)R 500 V8Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
Power
388hp289kW
306hp228kW
Torque
530Nm391lb-ft
370Nm273lb-ft
Curb weight
2,145kg4,729lb
2,150kg4,740lb
Gross weight
2,880kg6,349lb
2,950kg6,504lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
245 km/h
152 mph
To 99% top speed
72.3s99% target: 257 km/h / 160 mph
Calculated
91.9s99% target: 243 km/h / 151 mph
Calculated
0-100 km/h
6.1s
7.8s
0-200 km/h
20.6s
Calculated
29.5s
Calculated
0-60 mph
5.8s
Calculated
7.4s
Calculated
Fuel consumption
13.4L/100 km17.6mpg US21.1mpg UK
10.1L/100 km23.3mpg US28.0mpg UK
Fuel consumption city
18.8L/100 km12.5mpg US15.0mpg UK
13.3L/100 km17.7mpg US21.2mpg UK
Fuel consumption highway
10.2L/100 km23.1mpg US27.7mpg UK
8.2L/100 km28.7mpg US34.4mpg UK
Quarter mile
14.1s
Calculated
15.6s
Calculated
Power-to-weight
181hp/t135kW/t82hp/1000 lb
Calculated
142hp/t106kW/t65hp/1000 lb
Calculated
Torque-to-weight
247Nm/t165lb-ft/ton
Calculated
172Nm/t115lb-ft/ton
Calculated
Estimated range
597km371mi
Calculated
792km492mi
Calculated
Displacement
5,461cc333cu in
3,498cc213cu in
Length
4,938mm194in
4,922mm194in
Width
1,922mm76in
1,922mm76in
Height
1,661mm65in
1,674mm66in
Wheelbase
2,980mm117in
2,980mm117in
Front track
1,643mm65in
1,661mm65in
Rear track
1,636mm64in
1,651mm65in
Trunk volume
324L
550L
Max trunk volume
2,001L
1,950L
Doors
5
5
Seats
5
5
Fuel tank
80L
80L

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

Mercedes-Benz R-class (W251) R 500 V8Mercedes-Benz R-class (W251) Facelift 2010 R 350 V6 BlueEFFICIENCYPowerTorque
  • Mercedes-Benz R-class (W251) R 500 V8: Power / Torque
  • Mercedes-Benz R-class (W251) Facelift 2010 R 350 V6 BlueEFFICIENCY: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzR-class (W251)R 500 V86,000 rpm2,800-4,800 rpm6,250 rpm
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY6,500 rpm3,500-5,250 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzR-class (W251)R 500 V8Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
Acceleration checkpoints
0-60 mph
0-97 km/h
5.8 s
7.4 s
0-100 km/h
0-62 mph
6.1 s
7.8 s
0-200 km/h
0-124 mph
20.6 s
29.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
245 km/h
152 mph
Drag race simulation
60 ft
18 m
2.4 s
2.7 s
330 ft
101 m
6.3 s
6.9 s
1/8 mile
201 m
9.3 s
10.3 s
1000 ft
305 m
11.9 s
13.2 s
1/4 mile
402 m
14.1 s
15.6 s
Trap speed
1/4 mile
402 m
168 km/h
105 mph
152 km/h
94 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
Mercedes-BenzR-class (W251)R 500 V8
388 hp
289 kW
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
306 hp
228 kW

Mercedes-Benz R-class (W251) R 500 V8 has 82 hp more than Mercedes-Benz R-class (W251) Facelift 2010 R 350 V6 BlueEFFICIENCY.

The biggest power difference is between Mercedes-Benz R-class (W251) Facelift 2010 R 350 V6 BlueEFFICIENCY and Mercedes-Benz R-class (W251) R 500 V8: 82 hp (61 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
Mercedes-BenzR-class (W251)R 500 V8
530 Nm
391 lb-ft
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
370 Nm
273 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
Mercedes-BenzR-class (W251)R 500 V8
2,145 kg
4,729 lb
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
2,150 kg
4,740 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
Mercedes-BenzR-class (W251)R 500 V8
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
245 km/h
152 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
Mercedes-BenzR-class (W251)R 500 V86.1 s
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY7.8 s

The biggest 0-100 km/h difference is between Mercedes-Benz R-class (W251) R 500 V8 and Mercedes-Benz R-class (W251) Facelift 2010 R 350 V6 BlueEFFICIENCY: 1.7 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
Mercedes-BenzR-class (W251)R 500 V8
13.4 L/100 km
17.6 mpg US
21.1 mpg UK
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
10.1 L/100 km
23.3 mpg US
28.0 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz R-class (W251) Facelift 2010 R 350 V6 BlueEFFICIENCY and Mercedes-Benz R-class (W251) R 500 V8: 3.3 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
Mercedes-BenzR-class (W251)R 500 V8
181 hp/t
135 kW/t
5.5 kg/hp
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
142 hp/t
106 kW/t
7.0 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
Mercedes-BenzR-class (W251)R 500 V8
597 km
371 mi
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
792 km
492 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzR-class (W251)R 500 V8
388 hp
289 kW
6.1 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
306 hp
228 kW
7.8 s
245 km/h
152 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
Mercedes-BenzR-class (W251)R 500 V8
Power
388 hp
289 kW
0-100 km/h6.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
324 L
11.4 cu ft
Length
4,938 mm
194.4 in
Height
1,661 mm
65.4 in
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
Power
306 hp
228 kW
0-100 km/h7.8 s
Top speed
245 km/h
152 mph
Doors/seats
5 doors
5 seats
Trunk
550 L
19.4 cu ft
Length
4,922 mm
193.8 in
Height
1,674 mm
65.9 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
Mercedes-BenzR-class (W251)R 500 V8
Power
388 hp
289 kW
0-100 km/h6.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
13.4 L/100 km
17.6 mpg US
21.1 mpg UK
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
Power
306 hp
228 kW
0-100 km/h7.8 s
Top speed
245 km/h
152 mph
10.1 L/100 km
23.3 mpg US
28.0 mpg UK

Mercedes-Benz R-class (W251) R 500 V8 is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
Mercedes-BenzR-class (W251)R 500 V8
13.4 L/100 km
17.6 mpg US
21.1 mpg UK
6.1 s
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
7.8 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Mercedes-BenzR-class (W251)R 500 V8
181 hp/t
135 kW/t
5.5 kg/hp
13.4 L/100 km
17.6 mpg US
21.1 mpg UK
Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
142 hp/t
106 kW/t
7.0 kg/hp
10.1 L/100 km
23.3 mpg US
28.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzR-class (W251)R 500 V8Mercedes-BenzR-class (W251)Facelift 2010R 350 V6 BlueEFFICIENCY
Power
388 hp
289 kW
306 hp
228 kW
Torque
530 Nm
391 lb-ft
370 Nm
273 lb-ft
Acceleration
6.1 s
7.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
245 km/h
152 mph
Lightness
2,145 kg
4,729 lb
2,150 kg
4,740 lb
Fuel consumption
13.4 L/100 km
17.6 mpg US
21.1 mpg UK
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
324 L
11.4 cu ft
Length
4,938 mm
194.4 in
Height
1,661 mm
65.4 in
Doors/seats
5 doors
5 seats
Trunk
550 L
19.4 cu ft
Length
4,922 mm
193.8 in
Height
1,674 mm
65.9 in
Range score
597 km
371 mi
792 km
492 mi
Trunk score
324 L
11.4 cu ft
550 L
19.4 cu ft
Power-to-weight score
181 hp/t
135 kW/t
5.5 kg/hp
142 hp/t
106 kW/t
7.0 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleMercedes-Benz R-class (W251) R 500 V8Mercedes-Benz R-class (W251) Facelift 2010 R 350 V6 BlueEFFICIENCY
Consumption13.4 L/100 km17.6 mpg US21.1 mpg UK10.1 L/100 km23.3 mpg US28 mpg UK
Cost / 100 km23.45 LC100 km17.68 LC100 km
Cost / 100 mi37.74 LC100 mi28.45 LC100 mi
Annual fuel used2,010 L531 US gal442 UK gal1,515 L400 US gal333 UK gal
Annual fuel cost3,518 LC/year2,651 LC/year

Head-to-head comparisons

Mercedes-Benz R-class (W251) R 500 V8

  • Has 82 hp more
  • Has 160 Nm more
  • Is 5 kg lighter
  • Is 1.7 s quicker from 0-100 km/h
  • Has 15 km/h (9 mph) higher top speed
  • Has 39 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Best power-to-weight ratio

Cons

  • Highest combined fuel consumption
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz R-class (W251) R 500 V8
Mercedes-Benz R-class (W251) R 350 V6 BlueEFFICIENCY
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