Car comparison

Mercedes-Benz C-class (W205) AMG C 63 S V8vsRolls-Royce Ghost I · Facelift 2014 6.6 V12

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

New comparison

Mercedes-Benz C-class (W205)

AMG C 63 S V8

510 hp3982 ccGasolineRWDAutomaticTwin-turboSedan2015-2018
VS

Rolls-Royce Ghost I · Facelift 2014

6.6 V12

570 hp6592 ccGasolineRWDAutomaticTwin-turboSedan2014-2020

Comparison overview

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

Best choices

Mercedes-Benz C-class (W205) AMG C 63 S V8

  • Quickest 0-100 km/h
    4.0 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,655 kg
    3,649 lb
  • Best power-to-weight
    308 hp/t
    230 kW/t
    3.2 kg/hp
  • Lowest combined fuel consumption
    8.4 L/100 km
    28.0 mpg US
    33.6 mpg UK
  • Lowest city consumption
    11.0 L/100 km
    21.4 mpg US
    25.7 mpg UK
  • Lowest highway consumption
    6.9 L/100 km
    34.1 mpg US
    40.9 mpg UK
  • Lowest CO2 emissions
    195 g/km
  • Best estimated range
    786 km
    488 mi
  • Best overall score
    83/100
  • Best performance score
    87/100
  • Best economy score
    84/100

Specification comparison

Specification comparison
ModelMercedes-BenzC-class (W205)AMG C 63 S V8Rolls-RoyceGhost IFacelift 20146.6 V12
Power
510hp380kW
570hp425kW
Torque
700Nm516lb-ft
820Nm605lb-ft
Curb weight
1,655kg3,649lb
2,360kg5,203lb
Gross weight
2,180kg4,806lb
2,940kg6,482lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
34.0s99% target: 262 km/h / 163 mph
Calculated
53.2s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
4.0s
4.9s
0-200 km/h
11.1s
Calculated
15.3s
Calculated
0-60 mph
3.8s
Calculated
4.7s
Calculated
Fuel consumption
8.4L/100 km28mpg US33.6mpg UK
14.3L/100 km16.4mpg US19.8mpg UK
Fuel consumption city
11L/100 km21.4mpg US25.7mpg UK
21.8L/100 km10.8mpg US13.0mpg UK
Fuel consumption highway
6.9L/100 km34.1mpg US40.9mpg UK
9.9L/100 km23.8mpg US28.5mpg UK
Quarter mile
11.7s
Calculated
12.9s
Calculated
Power-to-weight
308hp/t230kW/t140hp/1000 lb
Calculated
242hp/t180kW/t110hp/1000 lb
Calculated
Torque-to-weight
423Nm/t283lb-ft/ton
Calculated
347Nm/t232lb-ft/ton
Calculated
Estimated range
786km488mi
Calculated
577km358mi
Calculated
Displacement
3,982cc243cu in
6,592cc402cu in
Length
4,756mm187in
5,399mm213in
Width
1,839mm72in
1,948mm77in
Height
1,426mm56in
1,550mm61in
Wheelbase
2,840mm112in
3,295mm130in
Front track
1,609mm63in
1,622mm64in
Rear track
1,546mm61in
1,660mm65in
Trunk volume
435L
490L
Doors
4
4
Seats
5
5
Fuel tank
66L
83L
CO2 emissions
195g/km
327g/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 C-class (W205) AMG C 63 S V8Rolls-Royce Ghost I Facelift 2014 6.6 V12PowerTorque
  • Mercedes-Benz C-class (W205) AMG C 63 S V8: Power / Torque
  • Rolls-Royce Ghost I Facelift 2014 6.6 V12: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzC-class (W205)AMG C 63 S V85,500-6,250 rpm1,750-4,500 rpm6,500 rpm
Rolls-RoyceGhost IFacelift 20146.6 V125,250 rpm1,500 rpm5,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzC-class (W205)AMG C 63 S V8Rolls-RoyceGhost IFacelift 20146.6 V12
Acceleration checkpoints
0-60 mph
0-97 km/h
3.8 s
4.7 s
0-100 km/h
0-62 mph
4.0 s
4.9 s
0-200 km/h
0-124 mph
11.1 s
15.3 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.2 s
2.3 s
330 ft
101 m
5.4 s
5.8 s
1/8 mile
201 m
7.8 s
8.5 s
1000 ft
305 m
9.9 s
10.9 s
1/4 mile
402 m
11.7 s
12.9 s
Trap speed
1/4 mile
402 m
205 km/h
127 mph
184 km/h
115 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)AMG C 63 S V8
510 hp
380 kW
Rolls-RoyceGhost IFacelift 20146.6 V12
570 hp
425 kW

Rolls-Royce Ghost I Facelift 2014 6.6 V12 has 60 hp more than Mercedes-Benz C-class (W205) AMG C 63 S V8.

The biggest power difference is between Mercedes-Benz C-class (W205) AMG C 63 S V8 and Rolls-Royce Ghost I Facelift 2014 6.6 V12: 60 hp (45 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)AMG C 63 S V8
700 Nm
516 lb-ft
Rolls-RoyceGhost IFacelift 20146.6 V12
820 Nm
605 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)AMG C 63 S V8
1,655 kg
3,649 lb
Rolls-RoyceGhost IFacelift 20146.6 V12
2,360 kg
5,203 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-BenzC-class (W205)AMG C 63 S V8
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Rolls-RoyceGhost IFacelift 20146.6 V12
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

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

Although Rolls-Royce Ghost I Facelift 2014 6.6 V12 has more power, Mercedes-Benz C-class (W205) AMG C 63 S V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz C-class (W205) AMG C 63 S V8 and Rolls-Royce Ghost I Facelift 2014 6.6 V12: 0.9 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-BenzC-class (W205)AMG C 63 S V8
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
Rolls-RoyceGhost IFacelift 20146.6 V12
14.3 L/100 km
16.4 mpg US
19.8 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz C-class (W205) AMG C 63 S V8 and Rolls-Royce Ghost I Facelift 2014 6.6 V12: 5.9 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-BenzC-class (W205)AMG C 63 S V8
308 hp/t
230 kW/t
3.2 kg/hp
Rolls-RoyceGhost IFacelift 20146.6 V12
242 hp/t
180 kW/t
4.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)AMG C 63 S V8
786 km
488 mi
Rolls-RoyceGhost IFacelift 20146.6 V12
577 km
358 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzC-class (W205)AMG C 63 S V8
510 hp
380 kW
4.0 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Rolls-RoyceGhost IFacelift 20146.6 V12
570 hp
425 kW
4.9 s
Unrestricted
265 km/h165 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.

Chart data table
VehiclePerformance scorePracticality score
Mercedes-BenzC-class (W205)AMG C 63 S V8
Power
510 hp
380 kW
0-100 km/h4.0 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
435 L
15.4 cu ft
Length
4,756 mm
187.2 in
Height
1,426 mm
56.1 in
Rolls-RoyceGhost IFacelift 20146.6 V12
Power
570 hp
425 kW
0-100 km/h4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
490 L
17.3 cu ft
Length
5,399 mm
212.6 in
Height
1,550 mm
61.0 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-BenzC-class (W205)AMG C 63 S V8
Power
510 hp
380 kW
0-100 km/h4.0 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
Rolls-RoyceGhost IFacelift 20146.6 V12
Power
570 hp
425 kW
0-100 km/h4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
14.3 L/100 km
16.4 mpg US
19.8 mpg UK

Mercedes-Benz C-class (W205) AMG C 63 S 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-BenzC-class (W205)AMG C 63 S V8
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
4.0 s
Rolls-RoyceGhost IFacelift 20146.6 V12
14.3 L/100 km
16.4 mpg US
19.8 mpg UK
4.9 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-BenzC-class (W205)AMG C 63 S V8
308 hp/t
230 kW/t
3.2 kg/hp
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
Rolls-RoyceGhost IFacelift 20146.6 V12
242 hp/t
180 kW/t
4.1 kg/hp
14.3 L/100 km
16.4 mpg US
19.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzC-class (W205)AMG C 63 S V8Rolls-RoyceGhost IFacelift 20146.6 V12
Power
510 hp
380 kW
570 hp
425 kW
Torque
700 Nm
516 lb-ft
820 Nm
605 lb-ft
Acceleration
4.0 s
4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,655 kg
3,649 lb
2,360 kg
5,203 lb
Fuel consumption
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
14.3 L/100 km
16.4 mpg US
19.8 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
435 L
15.4 cu ft
Length
4,756 mm
187.2 in
Height
1,426 mm
56.1 in
Doors/seats
4 doors
5 seats
Trunk
490 L
17.3 cu ft
Length
5,399 mm
212.6 in
Height
1,550 mm
61.0 in
Range score
786 km
488 mi
577 km
358 mi
CO2 score
195 g/km
327 g/km
Trunk score
435 L
15.4 cu ft
490 L
17.3 cu ft
Power-to-weight score
308 hp/t
230 kW/t
3.2 kg/hp
242 hp/t
180 kW/t
4.1 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 C-class (W205) AMG C 63 S V8Rolls-Royce Ghost I Facelift 2014 6.6 V12
Consumption8.4 L/100 km28 mpg US33.6 mpg UK14.3 L/100 km16.4 mpg US19.8 mpg UK
Cost / 100 km14.70 LC100 km25.03 LC100 km
Cost / 100 mi23.66 LC100 mi40.27 LC100 mi
Annual fuel used1,260 L333 US gal277 UK gal2,145 L567 US gal472 UK gal
Annual fuel cost2,205 LC/year3,754 LC/year

Head-to-head comparisons

Mercedes-Benz C-class (W205) AMG C 63 S V8

  • Is 705 kg lighter
  • Is 0.9 s quicker from 0-100 km/h
  • Uses 5.9 L/100 km less fuel
  • Has 67 hp/t better power-to-weight
  • Has 209 km (130 mi) more estimated range
  • Emits 132 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Lowest power
  • Smallest trunk

Rolls-Royce Ghost I Facelift 2014 6.6 V12

  • Has 60 hp more
  • Has 120 Nm more
  • Has 55 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz C-class (W205) AMG C 63 S V8
Rolls-Royce Ghost I 6.6 V12
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Mercedes-Benz C-class (W205) AMG C 63 S V8 vs Rolls-Royce Ghost I · Facelift 2014 6.6 V12 - car comparison - FastVsFaster