Car comparison

Porsche 911 (997) · Facelift 2008 GT2 RS 3.6vsPorsche 911 Cabriolet (992) · Facelift 2024 Turbo S 3.6

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

New comparison

Porsche 911 (997) · Facelift 2008

GT2 RS 3.6

620 hp3600 ccGasolineRWDManualTurbochargedCoupe2010-2012
VS

Porsche 911 Cabriolet (992) · Facelift 2024

Turbo S 3.6

640 hp3591 ccGasolineAWDDual-clutchTurbochargedCabriolet / convertible2025-present

Comparison overview

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

Best choices

Porsche 911 (997) Facelift 2008 GT2 RS 3.6

  • Fastest top speed
    330 km/h
    205 mph
  • Lightest
    1,370 kg
    3,020 lb
  • Best power-to-weight
    453 hp/t
    337 kW/t
    2.2 kg/hp
  • Best estimated range
    756 km
    470 mi
  • Best overall score
    76/100
  • Best economy score
    75/100
  • Best practicality score
    39/100

Specification comparison

Specification comparison
ModelPorsche911 (997)Facelift 2008GT2 RS 3.6Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
Power
620hp462kW
640hp477kW
Torque
700Nm516lb-ft
760Nm561lb-ft
Curb weight
1,370kg3,020lb
1,810kg3,990lb
Gross weight
1,680kg3,704lb
2,175kg4,795lb
Top speed
330 km/h
205 mph
322 km/h
200 mph
To 99% top speed
46.2s99% target: 327 km/h / 203 mph
Calculated
63.7s99% target: 319 km/h / 198 mph
Calculated
0-100 km/h
3.5s
2.6s
0-200 km/h
9.2s
Calculated
8.8s
0-60 mph
3.4s
Calculated
2.5s
Calculated
Fuel consumption
11.9L/100 km19.8mpg US23.7mpg UK
11.8L/100 km19.9mpg US23.9mpg UK
Fuel consumption city
17.9L/100 km13.1mpg US15.8mpg UK
-
Fuel consumption highway
8.7L/100 km27mpg US32.5mpg UK
-
Quarter mile
11.0s
Calculated
10.3s
Calculated
Power-to-weight
453hp/t337kW/t205hp/1000 lb
Calculated
354hp/t264kW/t160hp/1000 lb
Calculated
Torque-to-weight
511Nm/t342lb-ft/ton
Calculated
420Nm/t281lb-ft/ton
Calculated
Estimated range
756km470mi
Calculated
534km332mi
Calculated
Displacement
3,600cc220cu in
3,591cc219cu in
Length
4,469mm176in
4,551mm179in
Width
1,852mm73in
1,900mm75in
Height
1,285mm51in
1,304mm51in
Wheelbase
2,350mm93in
2,450mm96in
Ground clearance-
125mm5in
Trunk volume-
163L
Max trunk volume
105L
-
Doors
2
2
Seats
2
4
Fuel tank
90L
63L
CO2 emissions
284g/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 911 (997) Facelift 2008 GT2 RS 3.6Porsche 911 Cabriolet (992) Facelift 2024 Turbo S 3.6PowerTorque
  • Porsche 911 (997) Facelift 2008 GT2 RS 3.6: Power / Torque
  • Porsche 911 Cabriolet (992) Facelift 2024 Turbo S 3.6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 (997)Facelift 2008GT2 RS 3.62,250-5,500 rpm-5,750 rpm
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.66,500-7,000 rpm2,300-6,000 rpm7,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 (997)Facelift 2008GT2 RS 3.6Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
Acceleration checkpoints
0-60 mph
0-97 km/h
3.4 s
2.5 s
0-100 km/h
0-62 mph
3.5 s
2.6 s
0-200 km/h
0-124 mph
9.2 s
8.8 s
0-200 mph
0-322 km/h
37.1 s
-
Top speed
330 km/h
205 mph
322 km/h
200 mph
Drag race simulation
60 ft
18 m
2.0 s
1.6 s
330 ft
101 m
5.0 s
4.3 s
1/8 mile
201 m
7.3 s
6.6 s
1000 ft
305 m
9.3 s
8.7 s
1/4 mile
402 m
11.0 s
10.3 s
Trap speed
1/4 mile
402 m
222 km/h
138 mph
215 km/h
134 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 (997)Facelift 2008GT2 RS 3.6
620 hp
462 kW
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
640 hp
477 kW

Porsche 911 Cabriolet (992) Facelift 2024 Turbo S 3.6 has 20 hp more than Porsche 911 (997) Facelift 2008 GT2 RS 3.6.

The biggest power difference is between Porsche 911 (997) Facelift 2008 GT2 RS 3.6 and Porsche 911 Cabriolet (992) Facelift 2024 Turbo S 3.6: 20 hp (15 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 (997)Facelift 2008GT2 RS 3.6
700 Nm
516 lb-ft
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
760 Nm
561 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 (997)Facelift 2008GT2 RS 3.6
1,370 kg
3,020 lb
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
1,810 kg
3,990 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Porsche911 (997)Facelift 2008GT2 RS 3.6
330 km/h
205 mph
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
322 km/h
200 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 (997)Facelift 2008GT2 RS 3.63.5 s
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.62.6 s

The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (992) Facelift 2024 Turbo S 3.6 and Porsche 911 (997) Facelift 2008 GT2 RS 3.6: 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
Porsche911 (997)Facelift 2008GT2 RS 3.6
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
Porsche911 (997)Facelift 2008GT2 RS 3.6
453 hp/t
337 kW/t
2.2 kg/hp
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
354 hp/t
264 kW/t
2.8 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 (997)Facelift 2008GT2 RS 3.6
756 km
470 mi
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
534 km
332 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 (997)Facelift 2008GT2 RS 3.6
620 hp
462 kW
3.5 s
330 km/h
205 mph
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
640 hp
477 kW
2.6 s
322 km/h
200 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
Porsche911 (997)Facelift 2008GT2 RS 3.6
Power
620 hp
462 kW
0-100 km/h3.5 s
Top speed
330 km/h
205 mph
Doors/seats
2 doors
2 seats
Trunk
105 L
3.7 cu ft
Length
4,469 mm
175.9 in
Height
1,285 mm
50.6 in
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
Power
640 hp
477 kW
0-100 km/h2.6 s
Top speed
322 km/h
200 mph
Doors/seats
2 doors
4 seats
Trunk
163 L
5.8 cu ft
Length
4,551 mm
179.2 in
Height
1,304 mm
51.3 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
Porsche911 (997)Facelift 2008GT2 RS 3.6
Power
620 hp
462 kW
0-100 km/h3.5 s
Top speed
330 km/h
205 mph
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
Power
640 hp
477 kW
0-100 km/h2.6 s
Top speed
322 km/h
200 mph
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

Porsche 911 Cabriolet (992) Facelift 2024 Turbo S 3.6 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
Porsche911 (997)Facelift 2008GT2 RS 3.6
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
3.5 s
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
2.6 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
Porsche911 (997)Facelift 2008GT2 RS 3.6
453 hp/t
337 kW/t
2.2 kg/hp
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
354 hp/t
264 kW/t
2.8 kg/hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (997)Facelift 2008GT2 RS 3.6Porsche911 Cabriolet (992)Facelift 2024Turbo S 3.6
Power
620 hp
462 kW
640 hp
477 kW
Torque
700 Nm
516 lb-ft
760 Nm
561 lb-ft
Acceleration
3.5 s
2.6 s
Top speed
330 km/h
205 mph
322 km/h
200 mph
Lightness
1,370 kg
3,020 lb
1,810 kg
3,990 lb
Fuel consumption
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
105 L
3.7 cu ft
Length
4,469 mm
175.9 in
Height
1,285 mm
50.6 in
Doors/seats
2 doors
4 seats
Trunk
163 L
5.8 cu ft
Length
4,551 mm
179.2 in
Height
1,304 mm
51.3 in
Range score
756 km
470 mi
534 km
332 mi
CO2 score
284 g/km
-
Trunk score
105 L
3.7 cu ft
163 L
5.8 cu ft
Power-to-weight score
453 hp/t
337 kW/t
2.2 kg/hp
354 hp/t
264 kW/t
2.8 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
VehiclePorsche 911 (997) Facelift 2008 GT2 RS 3.6Porsche 911 Cabriolet (992) Facelift 2024 Turbo S 3.6
Consumption11.9 L/100 km19.8 mpg US23.7 mpg UK11.8 L/100 km19.9 mpg US23.9 mpg UK
Cost / 100 km20.83 LC100 km20.65 LC100 km
Cost / 100 mi33.51 LC100 mi33.23 LC100 mi
Annual fuel used1,785 L472 US gal393 UK gal1,770 L468 US gal389 UK gal
Annual fuel cost3,124 LC/year3,098 LC/year

Head-to-head comparisons

Porsche 911 (997) Facelift 2008 GT2 RS 3.6

  • Is 440 kg lighter
  • Has 8 km/h (5 mph) higher top speed
  • Has 99 hp/t better power-to-weight
  • Has 222 km (138 mi) more estimated range

Pros

  • Highest top speed
  • Lightest
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption
  • Smallest trunk

Porsche 911 Cabriolet (992) Facelift 2024 Turbo S 3.6

  • Has 20 hp more
  • Has 60 Nm more
  • Is 0.9 s quicker from 0-100 km/h
  • Uses 0.1 L/100 km less fuel
  • Has 58 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Largest trunk

Cons

  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 (997) GT2 RS 3.6
Porsche 911 Cabriolet (992) Turbo S 3.6
Compare selected cars
2 vehicles selected

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