Car comparison

Bentley Continental GTC II 6.0 W12vsAlpina B6 Cabrio (E64) 4.4 V8 S

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

New comparison

Bentley Continental GTC II

6.0 W12

567 hp5998 ccGasolineAWDAutomaticTwin-turboCabriolet / convertible2011-2015
VS

Alpina B6 Cabrio (E64)

4.4 V8 S

530 hp4398 ccGasolineRWDAutomaticSuperchargedCabriolet / convertible2007-2010

Comparison overview

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

Best choices

Bentley Continental GTC II 6.0 W12

  • Quickest 0-100 km/h
    4.7 s
  • Fastest top speed
    314 km/h
    195 mph
  • Most powerful
    567 hp
    423 kW
  • Lowest combined fuel consumption
    14.9 L/100 km
    15.8 mpg US
    19.0 mpg UK
  • Best estimated range
    604 km
    375 mi
  • Best economy score
    67/100
  • Best practicality score
    49/100

Alpina B6 Cabrio (E64) 4.4 V8 S

  • Highest torque
    725 Nm
    535 lb-ft
  • Lightest
    1,930 kg
    4,255 lb
  • Best power-to-weight
    275 hp/t
    205 kW/t
    3.6 kg/hp
  • Lowest city consumption
    22.6 L/100 km
    10.4 mpg US
    12.5 mpg UK
  • Lowest highway consumption
    9.3 L/100 km
    25.3 mpg US
    30.4 mpg UK
  • Best overall score
    75/100
  • Best performance score
    87/100

Specification comparison

Specification comparison
ModelBentleyContinental GTC II6.0 W12AlpinaB6 Cabrio (E64)4.4 V8 S
Power
567hp423kW
530hp395kW
Torque
700Nm516lb-ft
725Nm535lb-ft
Curb weight
2,495kg5,501lb
1,930kg4,255lb
Gross weight
2,900kg6,393lb
2,190kg4,828lb
Top speed
314 km/h
195 mph
313 km/h
194 mph
To 99% top speed
91.6s99% target: 311 km/h / 193 mph
Calculated
78.1s99% target: 310 km/h / 193 mph
Calculated
0-100 km/h
4.7s
4.8s
0-200 km/h
15.0s
Calculated
14.3s
Calculated
0-60 mph
4.5s
Calculated
4.6s
Calculated
Fuel consumption
14.9L/100 km15.8mpg US19.0mpg UK
18.9L/100 km12.4mpg US14.9mpg UK
Fuel consumption city
23L/100 km10.2mpg US12.3mpg UK
22.6L/100 km10.4mpg US12.5mpg UK
Fuel consumption highway
10.1L/100 km23.3mpg US28.0mpg UK
9.3L/100 km25.3mpg US30.4mpg UK
Quarter mile
12.7s
Calculated
12.7s
Calculated
Power-to-weight
227hp/t169kW/t103hp/1000 lb
Calculated
275hp/t205kW/t125hp/1000 lb
Calculated
Torque-to-weight
281Nm/t188lb-ft/ton
Calculated
376Nm/t251lb-ft/ton
Calculated
Estimated range
604km375mi
Calculated
370km230mi
Calculated
Displacement
5,998cc366cu in
4,398cc268cu in
Length
4,806mm189in
4,820mm190in
Width
1,944mm77in
1,855mm73in
Height
1,403mm55in
1,371mm54in
Wheelbase
2,746mm108in
2,780mm109in
Front track
1,664mm66in
1,558mm61in
Rear track
1,655mm65in
1,598mm63in
Max trunk volume-
450L
Doors
2
2
Seats
4
4
Fuel tank
90L
70L
CO2 emissions
347g/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 6.0 W12Alpina B6 Cabrio (E64) 4.4 V8 SPowerTorque
  • Bentley Continental GTC II 6.0 W12: Power / Torque
  • Alpina B6 Cabrio (E64) 4.4 V8 S: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BentleyContinental GTC II6.0 W126,000 rpm1,700 rpm6,250 rpm
AlpinaB6 Cabrio (E64)4.4 V8 S5,500 rpm4,750 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBentleyContinental GTC II6.0 W12AlpinaB6 Cabrio (E64)4.4 V8 S
Acceleration checkpoints
0-60 mph
0-97 km/h
4.5 s
4.6 s
0-100 km/h
0-62 mph
4.7 s
4.8 s
0-200 km/h
0-124 mph
15.0 s
14.3 s
Top speed
314 km/h
195 mph
313 km/h
194 mph
Drag race simulation
60 ft
18 m
2.1 s
2.2 s
330 ft
101 m
5.6 s
5.7 s
1/8 mile
201 m
8.4 s
8.4 s
1000 ft
305 m
10.7 s
10.8 s
1/4 mile
402 m
12.7 s
12.7 s
Trap speed
1/4 mile
402 m
184 km/h
114 mph
188 km/h
117 mph

Power comparison

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

Chart data table
VehicleValue
BentleyContinental GTC II6.0 W12
567 hp
423 kW
AlpinaB6 Cabrio (E64)4.4 V8 S
530 hp
395 kW

Bentley Continental GTC II 6.0 W12 has 37 hp more than Alpina B6 Cabrio (E64) 4.4 V8 S.

The biggest power difference is between Alpina B6 Cabrio (E64) 4.4 V8 S and Bentley Continental GTC II 6.0 W12: 37 hp (28 kW).

Torque comparison

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

Chart data table
VehicleValue
BentleyContinental GTC II6.0 W12
700 Nm
516 lb-ft
AlpinaB6 Cabrio (E64)4.4 V8 S
725 Nm
535 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BentleyContinental GTC II6.0 W12
2,495 kg
5,501 lb
AlpinaB6 Cabrio (E64)4.4 V8 S
1,930 kg
4,255 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 II6.0 W12
314 km/h
195 mph
AlpinaB6 Cabrio (E64)4.4 V8 S
313 km/h
194 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BentleyContinental GTC II6.0 W124.7 s
AlpinaB6 Cabrio (E64)4.4 V8 S4.8 s

The biggest 0-100 km/h difference is between Bentley Continental GTC II 6.0 W12 and Alpina B6 Cabrio (E64) 4.4 V8 S: 0.1 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 II6.0 W12
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
AlpinaB6 Cabrio (E64)4.4 V8 S
18.9 L/100 km
12.4 mpg US
14.9 mpg UK

The biggest fuel consumption difference is between Bentley Continental GTC II 6.0 W12 and Alpina B6 Cabrio (E64) 4.4 V8 S: 4.0 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 II6.0 W12
227 hp/t
169 kW/t
4.4 kg/hp
AlpinaB6 Cabrio (E64)4.4 V8 S
275 hp/t
205 kW/t
3.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BentleyContinental GTC II6.0 W12
604 km
375 mi
AlpinaB6 Cabrio (E64)4.4 V8 S
370 km
230 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BentleyContinental GTC II6.0 W12
567 hp
423 kW
4.7 s
314 km/h
195 mph
AlpinaB6 Cabrio (E64)4.4 V8 S
530 hp
395 kW
4.8 s
313 km/h
194 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 II6.0 W12
Power
567 hp
423 kW
0-100 km/h4.7 s
Top speed
314 km/h
195 mph
Doors/seats
2 doors
4 seats
Trunk-
Length
4,806 mm
189.2 in
Height
1,403 mm
55.2 in
AlpinaB6 Cabrio (E64)4.4 V8 S
Power
530 hp
395 kW
0-100 km/h4.8 s
Top speed
313 km/h
194 mph
Doors/seats
2 doors
4 seats
Trunk
450 L
15.9 cu ft
Length
4,820 mm
189.8 in
Height
1,371 mm
54.0 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
BentleyContinental GTC II6.0 W12
Power
567 hp
423 kW
0-100 km/h4.7 s
Top speed
314 km/h
195 mph
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
AlpinaB6 Cabrio (E64)4.4 V8 S
Power
530 hp
395 kW
0-100 km/h4.8 s
Top speed
313 km/h
194 mph
18.9 L/100 km
12.4 mpg US
14.9 mpg UK

Bentley Continental GTC II 6.0 W12 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 II6.0 W12
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
4.7 s
AlpinaB6 Cabrio (E64)4.4 V8 S
18.9 L/100 km
12.4 mpg US
14.9 mpg UK
4.8 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
BentleyContinental GTC II6.0 W12
227 hp/t
169 kW/t
4.4 kg/hp
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
AlpinaB6 Cabrio (E64)4.4 V8 S
275 hp/t
205 kW/t
3.6 kg/hp
18.9 L/100 km
12.4 mpg US
14.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBentleyContinental GTC II6.0 W12AlpinaB6 Cabrio (E64)4.4 V8 S
Power
567 hp
423 kW
530 hp
395 kW
Torque
700 Nm
516 lb-ft
725 Nm
535 lb-ft
Acceleration
4.7 s
4.8 s
Top speed
314 km/h
195 mph
313 km/h
194 mph
Lightness
2,495 kg
5,501 lb
1,930 kg
4,255 lb
Fuel consumption
14.9 L/100 km
15.8 mpg US
19.0 mpg UK
18.9 L/100 km
12.4 mpg US
14.9 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk-
Length
4,806 mm
189.2 in
Height
1,403 mm
55.2 in
Doors/seats
2 doors
4 seats
Trunk
450 L
15.9 cu ft
Length
4,820 mm
189.8 in
Height
1,371 mm
54.0 in
Range score
604 km
375 mi
370 km
230 mi
CO2 score
347 g/km
-
Trunk score
-
450 L
15.9 cu ft
Power-to-weight score
227 hp/t
169 kW/t
4.4 kg/hp
275 hp/t
205 kW/t
3.6 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 6.0 W12Alpina B6 Cabrio (E64) 4.4 V8 S
Consumption14.9 L/100 km15.8 mpg US19 mpg UK18.9 L/100 km12.4 mpg US14.9 mpg UK
Cost / 100 km26.08 LC100 km33.07 LC100 km
Cost / 100 mi41.96 LC100 mi53.23 LC100 mi
Annual fuel used2,235 L590 US gal492 UK gal2,835 L749 US gal624 UK gal
Annual fuel cost3,911 LC/year4,961 LC/year

Head-to-head comparisons

Bentley Continental GTC II 6.0 W12

  • Has 37 hp more
  • Is 0.1 s quicker from 0-100 km/h
  • Has 1 km/h (1 mph) higher top speed
  • Uses 4.0 L/100 km less fuel
  • Has 234 km (145 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Heaviest

Alpina B6 Cabrio (E64) 4.4 V8 S

  • Has 25 Nm more
  • Is 565 kg lighter
  • Has 47 hp/t better power-to-weight

Pros

  • Highest torque
  • Lightest
  • Best power-to-weight ratio

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Bentley Continental GTC II 6.0 W12
Alpina B6 Cabrio (E64) 4.4 V8 S
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