Car comparison

Bentley Continental GTC III Speed 6.0 TSI W12vsFerrari Roma Spider 3.9 V8

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

New comparison

Bentley Continental GTC III

Speed 6.0 TSI W12

659 hp5950 ccGasolineAWDDual-clutchTwin-turboCabriolet / convertible2021-2024

Ferrari Roma Spider

3.9 V8

620 hp3855 ccGasolineRWDDual-clutchTwin-turboCabriolet / convertible2023-present

Comparison overview

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

Ferrari Roma Spider 3.9 V8

Quickest 0-100 km/h
3.4 s
Lightest
1,556 kg
3,430 lb
Best power-to-weight
398 hp/t
297 kW/t
2.5 kg/hp
Largest trunk
255 L
Best overall score
78/100
Best performance score
94/100

Bentley Continental GTC III Speed 6.0 TSI W12

Fastest top speed
335 km/h
208 mph
Most powerful
659 hp
491 kW
Highest torque
900 Nm
664 lb-ft
Best economy score
0/100
Best practicality score
43/100

Specification comparison

Specification comparison
Model	BentleyContinental GTC IIISpeed 6.0 TSI W12	FerrariRoma Spider3.9 V8
Power	659hp491kW	620hp462kW
Torque	900Nm664lb-ft	760Nm561lb-ft
Curb weight	2,436kg5,370lb	1,556kg3,430lb
Gross weight	2,865kg6,316lb	-
Top speed	335 km/h 208 mph	Unrestricted 330 km/h205 mph Restricted 320 km/h199 mph Calculated
To 99% top speed	69.1s99% target: 332 km/h / 206 mph Calculated	56.8s99% target: 327 km/h / 203 mph Calculated
0-100 km/h	3.7s	3.4s
0-200 km/h	10.8s Calculated	9.7s
0-60 mph	3.5s Calculated	3.3s Calculated
Quarter mile	11.5s Calculated	11.0s Calculated
Power-to-weight	271hp/t202kW/t123hp/1000 lb Calculated	398hp/t297kW/t181hp/1000 lb Calculated
Torque-to-weight	369Nm/t247lb-ft/ton Calculated	488Nm/t327lb-ft/ton Calculated
Displacement	5,950cc363cu in	3,855cc235cu in
Length	4,850mm191in	4,656mm183in
Width	-	1,974mm78in
Height	1,399mm55in	1,306mm51in
Wheelbase	2,849mm112in	2,670mm105in
Front track	-	1,652mm65in
Rear track	-	1,679mm66in
Trunk volume	235L	255L
Doors	2	2
Seats	4	4
Fuel tank	90L	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.

Bentley Continental GTC III Speed 6.0 TSI W12Ferrari Roma Spider 3.9 V8PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
BentleyContinental GTC IIISpeed 6.0 TSI W12	5,000-6,000 rpm	1,500-5,000 rpm	6,250 rpm
FerrariRoma Spider3.9 V8	5,750-7,500 rpm	3,000-5,750 rpm	7,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	BentleyContinental GTC IIISpeed 6.0 TSI W12	FerrariRoma Spider3.9 V8
	Acceleration checkpoints
0-60 mph 0-97 km/h	3.5 s	3.3 s
0-100 km/h 0-62 mph	3.7 s	3.4 s
0-200 km/h 0-124 mph	10.8 s	9.7 s
0-200 mph 0-322 km/h	46.2 s	44.6 s
Top speed	335 km/h 208 mph	Unrestricted 330 km/h205 mph Restricted 320 km/h199 mph Likely limited
	Drag race simulation
60 ft 18 m	1.9 s	1.9 s
330 ft 101 m	5.1 s	4.9 s
1/8 mile 201 m	7.6 s	7.3 s
1000 ft 305 m	9.7 s	9.3 s
1/4 mile 402 m	11.5 s	11.0 s
Trap speed 1/4 mile 402 m	206 km/h 128 mph	214 km/h 133 mph

Power comparison

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

Chart data table
Vehicle	Value
BentleyContinental GTC IIISpeed 6.0 TSI W12	659 hp 491 kW
FerrariRoma Spider3.9 V8	620 hp 462 kW

Bentley Continental GTC III Speed 6.0 TSI W12 has 39 hp more than Ferrari Roma Spider 3.9 V8.

The biggest power difference is between Ferrari Roma Spider 3.9 V8 and Bentley Continental GTC III Speed 6.0 TSI W12: 39 hp (29 kW).

Torque comparison

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

Chart data table
Vehicle	Value
BentleyContinental GTC IIISpeed 6.0 TSI W12	900 Nm 664 lb-ft
FerrariRoma Spider3.9 V8	760 Nm 561 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
BentleyContinental GTC IIISpeed 6.0 TSI W12	2,436 kg 5,370 lb
FerrariRoma Spider3.9 V8	1,556 kg 3,430 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
BentleyContinental GTC IIISpeed 6.0 TSI W12	335 km/h 208 mph
FerrariRoma Spider3.9 V8	Unrestricted 330 km/h205 mph Restricted 320 km/h199 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
BentleyContinental GTC IIISpeed 6.0 TSI W12	3.7 s
FerrariRoma Spider3.9 V8	3.4 s

Although Bentley Continental GTC III Speed 6.0 TSI W12 has more power, Ferrari Roma Spider 3.9 V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Ferrari Roma Spider 3.9 V8 and Bentley Continental GTC III Speed 6.0 TSI W12: 0.3 s.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
BentleyContinental GTC IIISpeed 6.0 TSI W12	271 hp/t 202 kW/t 3.7 kg/hp
FerrariRoma Spider3.9 V8	398 hp/t 297 kW/t 2.5 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
BentleyContinental GTC IIISpeed 6.0 TSI W12	659 hp 491 kW	3.7 s	335 km/h 208 mph
FerrariRoma Spider3.9 V8	620 hp 462 kW	3.4 s	Unrestricted 330 km/h205 mph Restricted 320 km/h199 mph