Car comparison

Bentley Continental GTC II · Facelift 2015 V8 S 4.0vsRolls-Royce Dawn 6.6 V12

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

New comparison

Bentley Continental GTC II · Facelift 2015

V8 S 4.0

528 hp3993 ccGasolineAWDAutomaticTwin-turboCabriolet / convertible2015-2018
VS

Rolls-Royce Dawn

6.6 V12

571 hp6592 ccGasolineRWDAutomaticTwin-turboCabriolet / convertible2015-present

Comparison overview

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

Best choices

Bentley Continental GTC II Facelift 2015 V8 S 4.0

  • Quickest 0-100 km/h
    4.7 s
  • Fastest top speed
    308 km/h
    191 mph
  • Lightest
    2,470 kg
    5,445 lb
  • Lowest combined fuel consumption
    11.1 L/100 km
    21.2 mpg US
    25.4 mpg UK
  • Lowest city consumption
    16.1 L/100 km
    14.6 mpg US
    17.5 mpg UK
  • Lowest highway consumption
    8.1 L/100 km
    29.0 mpg US
    34.9 mpg UK
  • Lowest CO2 emissions
    258 g/km
  • Best overall score
    71/100
  • Best performance score
    83/100
  • Best economy score
    77/100

Rolls-Royce Dawn 6.6 V12

  • Most powerful
    571 hp
    426 kW
  • Highest torque
    820 Nm
    605 lb-ft
  • Best power-to-weight
    223 hp/t
    166 kW/t
    4.5 kg/hp
  • Largest trunk
    321 L
  • Best practicality score
    47/100

Specification comparison

Specification comparison
ModelBentleyContinental GTC IIFacelift 2015V8 S 4.0Rolls-RoyceDawn6.6 V12
Power
528hp394kW
571hp426kW
Torque
680Nm502lb-ft
820Nm605lb-ft
Curb weight
2,470kg5,445lb
2,560kg5,644lb
Gross weight
2,900kg6,393lb
-
Top speed
308 km/h
191 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
91.1s99% target: 305 km/h / 189 mph
Calculated
77.0s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.7s
5.0s
0-200 km/h
15.3s
Calculated
19.2s
Calculated
0-60 mph
4.5s
Calculated
4.7s
Calculated
Fuel consumption
11.1L/100 km21.2mpg US25.4mpg UK
14.4L/100 km16.3mpg US19.6mpg UK
Fuel consumption city
16.1L/100 km14.6mpg US17.5mpg UK
22.1L/100 km10.6mpg US12.8mpg UK
Fuel consumption highway
8.1L/100 km29mpg US34.9mpg UK
10L/100 km23.5mpg US28.2mpg UK
Quarter mile
12.8s
Calculated
13.2s
Calculated
Power-to-weight
214hp/t159kW/t97hp/1000 lb
Calculated
223hp/t166kW/t101hp/1000 lb
Calculated
Torque-to-weight
275Nm/t184lb-ft/ton
Calculated
320Nm/t214lb-ft/ton
Calculated
Estimated range
811km504mi
Calculated
-
Displacement
3,993cc244cu in
6,592cc402cu in
Length
4,806mm189in
5,285mm208in
Width
1,944mm77in
1,947mm77in
Height
1,403mm55in
1,502mm59in
Wheelbase
2,746mm108in
3,112mm123in
Front track
1,664mm66in
-
Rear track
1,655mm65in
-
Trunk volume
260L
321L
Doors
2
2
Seats
4
4
Fuel tank
90L
-
CO2 emissions
258g/km
330g/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.

Bentley Continental GTC II Facelift 2015 V8 S 4.0Rolls-Royce Dawn 6.6 V12PowerTorque
  • Bentley Continental GTC II Facelift 2015 V8 S 4.0: Power / Torque
  • Rolls-Royce Dawn 6.6 V12: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BentleyContinental GTC IIFacelift 2015V8 S 4.06,000 rpm1,700 rpm6,250 rpm
Rolls-RoyceDawn6.6 V125,250-6,000 rpm1,500-5,000 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBentleyContinental GTC IIFacelift 2015V8 S 4.0Rolls-RoyceDawn6.6 V12
Acceleration checkpoints
0-60 mph
0-97 km/h
4.5 s
4.7 s
0-100 km/h
0-62 mph
4.7 s
5.0 s
0-200 km/h
0-124 mph
15.3 s
19.2 s
Top speed
308 km/h
191 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.1 s
2.1 s
330 ft
101 m
5.6 s
5.7 s
1/8 mile
201 m
8.4 s
8.6 s
1000 ft
305 m
10.8 s
11.1 s
1/4 mile
402 m
12.8 s
13.2 s
Trap speed
1/4 mile
402 m
183 km/h
114 mph
172 km/h
107 mph

Power comparison

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

Chart data table
VehicleValue
BentleyContinental GTC IIFacelift 2015V8 S 4.0
528 hp
394 kW
Rolls-RoyceDawn6.6 V12
571 hp
426 kW

Rolls-Royce Dawn 6.6 V12 has 43 hp more than Bentley Continental GTC II Facelift 2015 V8 S 4.0.

The biggest power difference is between Bentley Continental GTC II Facelift 2015 V8 S 4.0 and Rolls-Royce Dawn 6.6 V12: 43 hp (32 kW).

Torque comparison

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

Chart data table
VehicleValue
BentleyContinental GTC IIFacelift 2015V8 S 4.0
680 Nm
502 lb-ft
Rolls-RoyceDawn6.6 V12
820 Nm
605 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BentleyContinental GTC IIFacelift 2015V8 S 4.0
2,470 kg
5,445 lb
Rolls-RoyceDawn6.6 V12
2,560 kg
5,644 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BentleyContinental GTC IIFacelift 2015V8 S 4.0
308 km/h
191 mph
Rolls-RoyceDawn6.6 V12
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

Chart data table
VehicleValue
BentleyContinental GTC IIFacelift 2015V8 S 4.04.7 s
Rolls-RoyceDawn6.6 V125.0 s

Although Rolls-Royce Dawn 6.6 V12 has more power, Bentley Continental GTC II Facelift 2015 V8 S 4.0 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Bentley Continental GTC II Facelift 2015 V8 S 4.0 and Rolls-Royce Dawn 6.6 V12: 0.3 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BentleyContinental GTC IIFacelift 2015V8 S 4.0
11.1 L/100 km
21.2 mpg US
25.4 mpg UK
Rolls-RoyceDawn6.6 V12
14.4 L/100 km
16.3 mpg US
19.6 mpg UK

The biggest fuel consumption difference is between Bentley Continental GTC II Facelift 2015 V8 S 4.0 and Rolls-Royce Dawn 6.6 V12: 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
BentleyContinental GTC IIFacelift 2015V8 S 4.0
214 hp/t
159 kW/t
4.7 kg/hp
Rolls-RoyceDawn6.6 V12
223 hp/t
166 kW/t
4.5 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BentleyContinental GTC IIFacelift 2015V8 S 4.0
528 hp
394 kW
4.7 s
308 km/h
191 mph
Rolls-RoyceDawn6.6 V12
571 hp
426 kW
5.0 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.

Chart data table
VehiclePerformance scorePracticality score
BentleyContinental GTC IIFacelift 2015V8 S 4.0
Power
528 hp
394 kW
0-100 km/h4.7 s
Top speed
308 km/h
191 mph
Doors/seats
2 doors
4 seats
Trunk
260 L
9.2 cu ft
Length
4,806 mm
189.2 in
Height
1,403 mm
55.2 in
Rolls-RoyceDawn6.6 V12
Power
571 hp
426 kW
0-100 km/h5.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
321 L
11.3 cu ft
Length
5,285 mm
208.1 in
Height
1,502 mm
59.1 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
BentleyContinental GTC IIFacelift 2015V8 S 4.0
Power
528 hp
394 kW
0-100 km/h4.7 s
Top speed
308 km/h
191 mph
11.1 L/100 km
21.2 mpg US
25.4 mpg UK
Rolls-RoyceDawn6.6 V12
Power
571 hp
426 kW
0-100 km/h5.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
14.4 L/100 km
16.3 mpg US
19.6 mpg UK

Bentley Continental GTC II Facelift 2015 V8 S 4.0 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
BentleyContinental GTC IIFacelift 2015V8 S 4.0
11.1 L/100 km
21.2 mpg US
25.4 mpg UK
4.7 s
Rolls-RoyceDawn6.6 V12
14.4 L/100 km
16.3 mpg US
19.6 mpg UK
5.0 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
BentleyContinental GTC IIFacelift 2015V8 S 4.0
214 hp/t
159 kW/t
4.7 kg/hp
11.1 L/100 km
21.2 mpg US
25.4 mpg UK
Rolls-RoyceDawn6.6 V12
223 hp/t
166 kW/t
4.5 kg/hp
14.4 L/100 km
16.3 mpg US
19.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBentleyContinental GTC IIFacelift 2015V8 S 4.0Rolls-RoyceDawn6.6 V12
Power
528 hp
394 kW
571 hp
426 kW
Torque
680 Nm
502 lb-ft
820 Nm
605 lb-ft
Acceleration
4.7 s
5.0 s
Top speed
308 km/h
191 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,470 kg
5,445 lb
2,560 kg
5,644 lb
Fuel consumption
11.1 L/100 km
21.2 mpg US
25.4 mpg UK
14.4 L/100 km
16.3 mpg US
19.6 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
260 L
9.2 cu ft
Length
4,806 mm
189.2 in
Height
1,403 mm
55.2 in
Doors/seats
2 doors
4 seats
Trunk
321 L
11.3 cu ft
Length
5,285 mm
208.1 in
Height
1,502 mm
59.1 in
Range score
811 km
504 mi
-
CO2 score
258 g/km
330 g/km
Trunk score
260 L
9.2 cu ft
321 L
11.3 cu ft
Power-to-weight score
214 hp/t
159 kW/t
4.7 kg/hp
223 hp/t
166 kW/t
4.5 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
VehicleBentley Continental GTC II Facelift 2015 V8 S 4.0Rolls-Royce Dawn 6.6 V12
Consumption11.1 L/100 km21.2 mpg US25.4 mpg UK14.4 L/100 km16.3 mpg US19.6 mpg UK
Cost / 100 km19.43 LC100 km25.20 LC100 km
Cost / 100 mi31.26 LC100 mi40.56 LC100 mi
Annual fuel used1,665 L440 US gal366 UK gal2,160 L571 US gal475 UK gal
Annual fuel cost2,914 LC/year3,780 LC/year

Head-to-head comparisons

Bentley Continental GTC II Facelift 2015 V8 S 4.0

  • Is 90 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 48 km/h (30 mph) higher top speed
  • Uses 3.3 L/100 km less fuel
  • Emits 72 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption

Cons

  • Lowest power
  • Smallest trunk

Rolls-Royce Dawn 6.6 V12

  • Has 43 hp more
  • Has 140 Nm more
  • Has 9 hp/t better power-to-weight
  • Has 61 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Best power-to-weight ratio
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Bentley Continental GTC II V8 S 4.0
Rolls-Royce Dawn 6.6 V12
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