Car comparison

Porsche Carrera GT 5.7 i V10 40VvsPorsche 911 Cabriolet (991) Turbo 3.8

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

New comparison

Porsche Carrera GT

5.7 i V10 40V

612 hp5733 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible2003-2007

Porsche 911 Cabriolet (991)

Turbo 3.8

520 hp3800 ccGasolineAWDDual-clutchTwin-turboCabriolet / convertible2013-2016

Comparison overview

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

Porsche 911 Cabriolet (991) Turbo 3.8

Quickest 0-100 km/h
3.5 s
Highest torque
660 Nm
487 lb-ft
Lowest city consumption
13.4 L/100 km
17.6 mpg US
21.1 mpg UK
Lowest highway consumption
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
Largest trunk
275 L
Best overall score
76/100
Best performance score
91/100
Best economy score
80/100
Best practicality score
43/100

Porsche Carrera GT 5.7 i V10 40V

Fastest top speed
330 km/h
205 mph
Most powerful
612 hp
456 kW
Lightest
1,380 kg
3,042 lb
Best power-to-weight
443 hp/t
331 kW/t
2.3 kg/hp

Specification comparison

Specification comparison
Model	PorscheCarrera GT5.7 i V10 40V	Porsche911 Cabriolet (991)Turbo 3.8
Power	612hp456kW	520hp388kW
Torque	590Nm435lb-ft	660Nm487lb-ft
Curb weight	1,380kg3,042lb	1,665kg3,671lb
Gross weight	1,600kg3,527lb	2,045kg4,508lb
Top speed	330 km/h 205 mph	315 km/h 196 mph
To 99% top speed	50.2s99% target: 327 km/h / 203 mph Calculated	51.1s99% target: 312 km/h / 194 mph Calculated
0-100 km/h	3.9s	3.5s
0-200 km/h	10.1s Calculated	10.0s Calculated
0-60 mph	3.7s Calculated	3.3s Calculated
Fuel consumption	-	9.9L/100 km23.8mpg US28.5mpg UK
Fuel consumption city	28.3L/100 km8.3mpg US10.0mpg UK	13.4L/100 km17.6mpg US21.1mpg UK
Fuel consumption highway	11.7L/100 km20.1mpg US24.1mpg UK	7.8L/100 km30.2mpg US36.2mpg UK
Quarter mile	11.5s Calculated	11.2s Calculated
Power-to-weight	443hp/t331kW/t201hp/1000 lb Calculated	312hp/t233kW/t142hp/1000 lb Calculated
Torque-to-weight	428Nm/t286lb-ft/ton Calculated	396Nm/t265lb-ft/ton Calculated
Estimated range	-	687km427mi Calculated
Displacement	5,733cc350cu in	3,800cc232cu in
Length	4,613mm182in	4,506mm177in
Width	1,921mm76in	1,880mm74in
Height	1,166mm46in	1,292mm51in
Wheelbase	2,730mm107in	2,450mm96in
Front track	1,612mm63in	1,541mm61in
Rear track	1,587mm62in	1,590mm63in
Trunk volume	-	275L
Max trunk volume	76L	-
Doors	2	2
Seats	2	4
Fuel tank	92L	68L
CO2 emissions	-	231g/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.

Porsche Carrera GT 5.7 i V10 40VPorsche 911 Cabriolet (991) Turbo 3.8PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
PorscheCarrera GT5.7 i V10 40V	8,000 rpm	5,750 rpm	8,250 rpm
Porsche911 Cabriolet (991)Turbo 3.8	6,000-6,500 rpm	1,950-5,000 rpm	6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	PorscheCarrera GT5.7 i V10 40V	Porsche911 Cabriolet (991)Turbo 3.8
	Acceleration checkpoints
0-60 mph 0-97 km/h	3.7 s	3.3 s
0-100 km/h 0-62 mph	3.9 s	3.5 s
0-200 km/h 0-124 mph	10.1 s	10.0 s
0-200 mph 0-322 km/h	40.3 s	-
Top speed	330 km/h 205 mph	315 km/h 196 mph
	Drag race simulation
60 ft 18 m	2.1 s	1.9 s
330 ft 101 m	5.3 s	5.0 s
1/8 mile 201 m	7.7 s	7.4 s
1000 ft 305 m	9.8 s	9.4 s
1/4 mile 402 m	11.5 s	11.2 s
Trap speed 1/4 mile 402 m	215 km/h 134 mph	212 km/h 132 mph

Power comparison

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

Chart data table
Vehicle	Value
PorscheCarrera GT5.7 i V10 40V	612 hp 456 kW
Porsche911 Cabriolet (991)Turbo 3.8	520 hp 388 kW

Porsche Carrera GT 5.7 i V10 40V has 92 hp more than Porsche 911 Cabriolet (991) Turbo 3.8.

The biggest power difference is between Porsche 911 Cabriolet (991) Turbo 3.8 and Porsche Carrera GT 5.7 i V10 40V: 92 hp (69 kW).

Torque comparison

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

Chart data table
Vehicle	Value
PorscheCarrera GT5.7 i V10 40V	590 Nm 435 lb-ft
Porsche911 Cabriolet (991)Turbo 3.8	660 Nm 487 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
PorscheCarrera GT5.7 i V10 40V	1,380 kg 3,042 lb
Porsche911 Cabriolet (991)Turbo 3.8	1,665 kg 3,671 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
PorscheCarrera GT5.7 i V10 40V	330 km/h 205 mph
Porsche911 Cabriolet (991)Turbo 3.8	315 km/h 196 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
PorscheCarrera GT5.7 i V10 40V	3.9 s
Porsche911 Cabriolet (991)Turbo 3.8	3.5 s

Although Porsche Carrera GT 5.7 i V10 40V has more power, Porsche 911 Cabriolet (991) Turbo 3.8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (991) Turbo 3.8 and Porsche Carrera GT 5.7 i V10 40V: 0.4 s.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
PorscheCarrera GT5.7 i V10 40V	443 hp/t 331 kW/t 2.3 kg/hp
Porsche911 Cabriolet (991)Turbo 3.8	312 hp/t 233 kW/t 3.2 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
PorscheCarrera GT5.7 i V10 40V	612 hp 456 kW	3.9 s	330 km/h 205 mph
Porsche911 Cabriolet (991)Turbo 3.8	520 hp 388 kW	3.5 s	315 km/h 196 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

PorscheCarrera GT5.7 i V10 40V

Power	612 hp 456 kW
0-100 km/h	3.9 s
Top speed 330 km/h 205 mph

Doors/seats	2 doors 2 seats
Trunk	76 L 2.7 cu ft
Length	4,613 mm 181.6 in
Height	1,166 mm 45.9 in

Porsche911 Cabriolet (991)Turbo 3.8

Power	520 hp 388 kW
0-100 km/h	3.5 s
Top speed 315 km/h 196 mph

Doors/seats	2 doors 4 seats
Trunk	275 L 9.7 cu ft
Length	4,506 mm 177.4 in
Height	1,292 mm 50.9 in

Detailed score breakdown

Vehicle

PorscheCarrera GT5.7 i V10 40V

Porsche911 Cabriolet (991)Turbo 3.8

Power

612 hp

456 kW

520 hp

388 kW

Torque

590 Nm

435 lb-ft

660 Nm

487 lb-ft

Acceleration

3.9 s

3.5 s

Top speed

330 km/h

205 mph

315 km/h

196 mph

Lightness

1,380 kg

3,042 lb

1,665 kg

3,671 lb

Fuel consumption

9.9 L/100 km

23.8 mpg US

28.5 mpg UK

Practicality

Doors/seats	2 doors 2 seats
Trunk	76 L 2.7 cu ft
Length	4,613 mm 181.6 in
Height	1,166 mm 45.9 in

Doors/seats	2 doors 4 seats
Trunk	275 L 9.7 cu ft
Length	4,506 mm 177.4 in
Height	1,292 mm 50.9 in

Range score

687 km

427 mi

CO2 score

231 g/km

Trunk score

76 L

2.7 cu ft

275 L

9.7 cu ft

Power-to-weight score

443 hp/t

331 kW/t

2.3 kg/hp

312 hp/t

233 kW/t

3.2 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Porsche 911 Cabriolet (991) Turbo 3.8
Consumption	9.9 L/100 km23.8 mpg US28.5 mpg UK
Cost / 100 km	17.33 LC100 km
Cost / 100 mi	27.88 LC100 mi
Annual fuel used	1,485 L392 US gal327 UK gal
Annual fuel cost	2,599 LC/year