Mercedes-Benz R-class (W251)
Car comparison
Mercedes-Benz R-class (W251) AMG R 63 V8vsBMW 5 Series Touring (F11) 550i
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonBMW 5 Series Touring (F11)
550i
Comparison overview
Use the estimates as comparison hints and verify exact figures before making decisions.
Best choices
BMW 5 Series Touring (F11) 550i
- Lightest1,900 kg4,189 lb
- Lowest combined fuel consumption10.7 L/100 km22.0 mpg US26.4 mpg UK
- Lowest city consumption15.8 L/100 km14.9 mpg US17.9 mpg UK
- Lowest highway consumption7.8 L/100 km30.2 mpg US36.2 mpg UK
- Best estimated range654 km407 mi
- Largest trunk560 L
- Best economy score78/100
- Best practicality score86/100
Mercedes-Benz R-class (W251) AMG R 63 V8
- Quickest 0-100 km/h5.0 s
- Fastest top speed260 km/h162 mph Unrestricted250 km/h155 mph Restricted
- Most powerful510 hp380 kW
- Highest torque630 Nm465 lb-ft
- Best power-to-weight219 hp/t163 kW/t4.6 kg/hp
- Best overall score80/100
- Best performance score78/100
Specification comparison
| Model | Mercedes-BenzR-class (W251)AMG R 63 V8 | BMW5 Series Touring (F11)550i |
|---|---|---|
| Power | 510hp380kW | 407hp304kW |
| Torque | 630Nm465lb-ft | 600Nm443lb-ft |
| Curb weight | 2,330kg5,137lb | 1,900kg4,189lb |
| Gross weight | 2,900kg6,393lb | 2,540kg5,600lb |
| Top speed | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated |
| To 99% top speed | 55.6s99% target: 257 km/h / 160 mph Calculated | 53.4s99% target: 257 km/h / 160 mph Calculated |
| 0-100 km/h | 5.0s | 5.1s |
| 0-200 km/h | 16.3s Calculated | 16.2s Calculated |
| 0-60 mph | 4.8s Calculated | 4.9s Calculated |
| Fuel consumption | 16.3L/100 km14.4mpg US17.3mpg UK | 10.7L/100 km22mpg US26.4mpg UK |
| Fuel consumption city | 24.1L/100 km9.8mpg US11.7mpg UK | 15.8L/100 km14.9mpg US17.9mpg UK |
| Fuel consumption highway | 11.8L/100 km19.9mpg US23.9mpg UK | 7.8L/100 km30.2mpg US36.2mpg UK |
| Quarter mile | 13.0s Calculated | 13.1s Calculated |
| Power-to-weight | 219hp/t163kW/t99hp/1000 lb Calculated | 214hp/t160kW/t97hp/1000 lb Calculated |
| Torque-to-weight | 270Nm/t181lb-ft/ton Calculated | 316Nm/t211lb-ft/ton Calculated |
| Estimated range | 491km305mi Calculated | 654km407mi Calculated |
| Displacement | 6,208cc379cu in | 4,395cc268cu in |
| Length | 4,930mm194in | 4,907mm193in |
| Width | 1,922mm76in | 1,860mm73in |
| Height | 1,634mm64in | 1,462mm58in |
| Wheelbase | 2,980mm117in | 2,968mm117in |
| Front track | 1,665mm66in | 1,600mm63in |
| Rear track | 1,652mm65in | 1,626mm64in |
| Ground clearance | - | 141mm6in |
| Trunk volume | 433L | 560L |
| Max trunk volume | 2,407L | 1,670L |
| Doors | 5 | 5 |
| Seats | 6 | 5 |
| Fuel tank | 80L | 70L |
| CO2 emissions | - | 250g/km |
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) AMG R 63 V8: Power / Torque
- BMW 5 Series Touring (F11) 550i: Power / Torque
| Vehicle | Peak power RPM | Peak torque RPM | Max engine speed |
|---|---|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 | 6,800 rpm | 5,200 rpm | 7,050 rpm |
| BMW5 Series Touring (F11)550i | 5,500-6,400 rpm | 1,750-4,500 rpm | 6,650 rpm |
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | Mercedes-BenzR-class (W251)AMG R 63 V8 | BMW5 Series Touring (F11)550i |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 4.8 s | 4.9 s |
0-100 km/h 0-62 mph | 5.0 s | 5.1 s |
0-200 km/h 0-124 mph | 16.3 s | 16.2 s |
| Top speed | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Limited | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Likely limited |
| Drag race simulation | ||
60 ft 18 m | 2.3 s | 2.3 s |
330 ft 101 m | 5.8 s | 5.9 s |
1/8 mile 201 m | 8.6 s | 8.7 s |
1000 ft 305 m | 11.0 s | 11.1 s |
1/4 mile 402 m | 13.0 s | 13.1 s |
Trap speed 1/4 mile 402 m | 181 km/h 112 mph | 182 km/h 113 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 | 510 hp 380 kW |
| BMW5 Series Touring (F11)550i | 407 hp 304 kW |
Mercedes-Benz R-class (W251) AMG R 63 V8 has 103 hp more than BMW 5 Series Touring (F11) 550i.
The biggest power difference is between BMW 5 Series Touring (F11) 550i and Mercedes-Benz R-class (W251) AMG R 63 V8: 103 hp (77 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 | 630 Nm 465 lb-ft |
| BMW5 Series Touring (F11)550i | 600 Nm 443 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 | 2,330 kg 5,137 lb |
| BMW5 Series Touring (F11)550i | 1,900 kg 4,189 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph |
| BMW5 Series Touring (F11)550i | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph |
0-100 km/h comparison
Bar comparison chart for 0-100 km/h. Lower is better · seconds
| Vehicle | Value |
|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 | 5.0 s |
| BMW5 Series Touring (F11)550i | 5.1 s |
The biggest 0-100 km/h difference is between Mercedes-Benz R-class (W251) AMG R 63 V8 and BMW 5 Series Touring (F11) 550i: 0.1 s.
Fuel consumption comparison
Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK
| Vehicle | Value |
|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 | 16.3 L/100 km 14.4 mpg US 17.3 mpg UK |
| BMW5 Series Touring (F11)550i | 10.7 L/100 km 22.0 mpg US 26.4 mpg UK |
The biggest fuel consumption difference is between BMW 5 Series Touring (F11) 550i and Mercedes-Benz R-class (W251) AMG R 63 V8: 5.6 L/100 km.
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 | 219 hp/t 163 kW/t 4.6 kg/hp |
| BMW5 Series Touring (F11)550i | 214 hp/t 160 kW/t 4.7 kg/hp |
Estimated range comparison
Bar comparison chart for Estimated range. Higher is better · km / mi
| Vehicle | Value |
|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 | 491 km 305 mi |
| BMW5 Series Touring (F11)550i | 654 km 407 mi |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 | 510 hp 380 kW | 5.0 s | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph |
| BMW5 Series Touring (F11)550i | 407 hp 304 kW | 5.1 s | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph |
Most attractive quadrant
Scatter chart with performance score on the X axis and practicality score on the Y axis.
| Vehicle | Performance score | Practicality score | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 |
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| BMW5 Series Touring (F11)550i |
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Performance vs fuel economy
Cars closer to the top-right corner combine stronger performance with better fuel economy scores.
| Vehicle | Performance score | Fuel economy score | ||||||
|---|---|---|---|---|---|---|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 |
| 16.3 L/100 km 14.4 mpg US 17.3 mpg UK | ||||||
| BMW5 Series Touring (F11)550i |
| 10.7 L/100 km 22.0 mpg US 26.4 mpg UK | ||||||
BMW 5 Series Touring (F11) 550i 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.
| Vehicle | Fuel consumption, L/100 km | 0-100 km/h, s |
|---|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 | 16.3 L/100 km 14.4 mpg US 17.3 mpg UK | 5.0 s |
| BMW5 Series Touring (F11)550i | 10.7 L/100 km 22.0 mpg US 26.4 mpg UK | 5.1 s |
Power-to-weight vs fuel consumption
The shaded area favors higher power-to-weight with lower combined fuel consumption.
| Vehicle | Power-to-weight, hp/t | Fuel consumption, L/100 km |
|---|---|---|
| Mercedes-BenzR-class (W251)AMG R 63 V8 | 219 hp/t 163 kW/t 4.6 kg/hp | 16.3 L/100 km 14.4 mpg US 17.3 mpg UK |
| BMW5 Series Touring (F11)550i | 214 hp/t 160 kW/t 4.7 kg/hp | 10.7 L/100 km 22.0 mpg US 26.4 mpg UK |
Detailed score breakdown
| Vehicle | Mercedes-BenzR-class (W251)AMG R 63 V8 | BMW5 Series Touring (F11)550i | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 510 hp 380 kW | 407 hp 304 kW | ||||||||||||||||
| Torque | 630 Nm 465 lb-ft | 600 Nm 443 lb-ft | ||||||||||||||||
| Acceleration | 5.0 s | 5.1 s | ||||||||||||||||
| Top speed | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph | ||||||||||||||||
| Lightness | 2,330 kg 5,137 lb | 1,900 kg 4,189 lb | ||||||||||||||||
| Fuel consumption | 16.3 L/100 km 14.4 mpg US 17.3 mpg UK | 10.7 L/100 km 22.0 mpg US 26.4 mpg UK | ||||||||||||||||
| Practicality |
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| Range score | 491 km 305 mi | 654 km 407 mi | ||||||||||||||||
| CO2 score | - | 250 g/km | ||||||||||||||||
| Trunk score | 433 L 15.3 cu ft | 560 L 19.8 cu ft | ||||||||||||||||
| Power-to-weight score | 219 hp/t 163 kW/t 4.6 kg/hp | 214 hp/t 160 kW/t 4.7 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
| Vehicle | Mercedes-Benz R-class (W251) AMG R 63 V8 | BMW 5 Series Touring (F11) 550i |
|---|---|---|
| Consumption | 16.3 L/100 km14.4 mpg US17.3 mpg UK | 10.7 L/100 km22 mpg US26.4 mpg UK |
| Cost / 100 km | 28.53 LC100 km | 18.72 LC100 km |
| Cost / 100 mi | 45.91 LC100 mi | 30.13 LC100 mi |
| Annual fuel used | 2,445 L646 US gal538 UK gal | 1,605 L424 US gal353 UK gal |
| Annual fuel cost | 4,279 LC/year | 2,809 LC/year |
Head-to-head comparisons
Mercedes-Benz R-class (W251) AMG R 63 V8
- Has 103 hp more
- Has 30 Nm more
- Is 0.1 s quicker from 0-100 km/h
- Has 5 hp/t better power-to-weight
Pros
- Quickest 0-100 km/h in this comparison
- Highest top speed
- Most powerful
- Highest torque
- Best power-to-weight ratio
Cons
- Highest combined fuel consumption
- Heaviest
- Smallest trunk
BMW 5 Series Touring (F11) 550i
- Is 430 kg lighter
- Uses 5.6 L/100 km less fuel
- Has 163 km (102 mi) more estimated range
- Has 127 L more trunk volume
Pros
- Lightest
- Lowest combined fuel consumption
- Best estimated range
- Largest trunk
Cons
- Slowest 0-100 km/h
- Lowest power
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