Car comparison

Porsche 911 (997) · Facelift 2008 GT2 RS 3.6vsPorsche 911 (991) R 4.0

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 (991)

R 4.0

500 hp3996 ccGasolineRWDManualNaturally aspiratedCoupe2016-2016

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

  • Quickest 0-100 km/h
    3.5 s
  • Fastest top speed
    330 km/h
    205 mph
  • Most powerful
    620 hp
    462 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Lightest
    1,370 kg
    3,020 lb
  • Best power-to-weight
    453 hp/t
    337 kW/t
    2.2 kg/hp
  • Lowest combined fuel consumption
    11.9 L/100 km
    19.8 mpg US
    23.7 mpg UK
  • Lowest city consumption
    17.9 L/100 km
    13.1 mpg US
    15.8 mpg UK
  • Lowest highway consumption
    8.7 L/100 km
    27.0 mpg US
    32.5 mpg UK
  • Lowest CO2 emissions
    284 g/km
  • Best estimated range
    756 km
    470 mi
  • Best overall score
    76/100
  • Best performance score
    93/100
  • Best economy score
    75/100
  • Best practicality score
    39/100

Specification comparison

Specification comparison
ModelPorsche911 (997)Facelift 2008GT2 RS 3.6Porsche911 (991)R 4.0
Power
620hp462kW
500hp373kW
Torque
700Nm516lb-ft
460Nm339lb-ft
Curb weight
1,370kg3,020lb
1,370kg3,020lb
Gross weight
1,680kg3,704lb
1,660kg3,660lb
Top speed
330 km/h
205 mph
323 km/h
201 mph
To 99% top speed
45.9s99% target: 327 km/h / 203 mph
Calculated
71.6s99% target: 320 km/h / 199 mph
Calculated
0-100 km/h
3.5s
3.8s
0-200 km/h
9.1s
Calculated
11.6s
0-60 mph
3.4s
Calculated
3.6s
Calculated
Fuel consumption
11.9L/100 km19.8mpg US23.7mpg UK
13.3L/100 km17.7mpg US21.2mpg UK
Fuel consumption city
17.9L/100 km13.1mpg US15.8mpg UK
20.1L/100 km11.7mpg US14.1mpg UK
Fuel consumption highway
8.7L/100 km27mpg US32.5mpg UK
9.3L/100 km25.3mpg US30.4mpg UK
Quarter mile
11.0s
Calculated
11.7s
Calculated
Power-to-weight
453hp/t337kW/t205hp/1000 lb
Calculated
365hp/t272kW/t166hp/1000 lb
Calculated
Torque-to-weight
511Nm/t342lb-ft/ton
Calculated
336Nm/t225lb-ft/ton
Calculated
Estimated range
756km470mi
Calculated
481km299mi
Calculated
Displacement
3,600cc220cu in
3,996cc244cu in
Length
4,469mm176in
4,532mm178in
Width
1,852mm73in
1,852mm73in
Height
1,285mm51in
1,276mm50in
Wheelbase
2,350mm93in
2,475mm97in
Front track-
1,551mm61in
Rear track-
1,555mm61in
Trunk volume-
125L
Max trunk volume
105L
-
Doors
2
2
Seats
2
2
Fuel tank
90L
64L
CO2 emissions
284g/km
308g/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 (991) R 4.0PowerTorque
  • Porsche 911 (997) Facelift 2008 GT2 RS 3.6: Power / Torque
  • Porsche 911 (991) R 4.0: 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 (991)R 4.08,250 rpm6,250 rpm8,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 (997)Facelift 2008GT2 RS 3.6Porsche911 (991)R 4.0
Acceleration checkpoints
0-60 mph
0-97 km/h
3.4 s
3.6 s
0-100 km/h
0-62 mph
3.5 s
3.8 s
0-200 km/h
0-124 mph
9.1 s
11.6 s
0-200 mph
0-322 km/h
36.9 s
90.9 s
Top speed
330 km/h
205 mph
323 km/h
201 mph
Drag race simulation
60 ft
18 m
2.0 s
1.9 s
330 ft
101 m
5.0 s
5.1 s
1/8 mile
201 m
7.3 s
7.7 s
1000 ft
305 m
9.3 s
9.8 s
1/4 mile
402 m
11.0 s
11.7 s
Trap speed
1/4 mile
402 m
222 km/h
138 mph
201 km/h
125 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 (991)R 4.0
500 hp
373 kW

Porsche 911 (997) Facelift 2008 GT2 RS 3.6 has 120 hp more than Porsche 911 (991) R 4.0.

The biggest power difference is between Porsche 911 (991) R 4.0 and Porsche 911 (997) Facelift 2008 GT2 RS 3.6: 120 hp (89 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 (991)R 4.0
460 Nm
339 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 (991)R 4.0
1,370 kg
3,020 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 (991)R 4.0
323 km/h
201 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 (991)R 4.03.8 s

The biggest 0-100 km/h difference is between Porsche 911 (997) Facelift 2008 GT2 RS 3.6 and Porsche 911 (991) R 4.0: 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
Porsche911 (997)Facelift 2008GT2 RS 3.6
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
Porsche911 (991)R 4.0
13.3 L/100 km
17.7 mpg US
21.2 mpg UK

The biggest fuel consumption difference is between Porsche 911 (997) Facelift 2008 GT2 RS 3.6 and Porsche 911 (991) R 4.0: 1.4 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
Porsche911 (997)Facelift 2008GT2 RS 3.6
453 hp/t
337 kW/t
2.2 kg/hp
Porsche911 (991)R 4.0
365 hp/t
272 kW/t
2.7 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 (991)R 4.0
481 km
299 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 (991)R 4.0
500 hp
373 kW
3.8 s
323 km/h
201 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 (991)R 4.0
Power
500 hp
373 kW
0-100 km/h3.8 s
Top speed
323 km/h
201 mph
Doors/seats
2 doors
2 seats
Trunk
125 L
4.4 cu ft
Length
4,532 mm
178.4 in
Height
1,276 mm
50.2 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 (991)R 4.0
Power
500 hp
373 kW
0-100 km/h3.8 s
Top speed
323 km/h
201 mph
13.3 L/100 km
17.7 mpg US
21.2 mpg UK

Porsche 911 (997) Facelift 2008 GT2 RS 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 (991)R 4.0
13.3 L/100 km
17.7 mpg US
21.2 mpg UK
3.8 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
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 (991)R 4.0
365 hp/t
272 kW/t
2.7 kg/hp
13.3 L/100 km
17.7 mpg US
21.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (997)Facelift 2008GT2 RS 3.6Porsche911 (991)R 4.0
Power
620 hp
462 kW
500 hp
373 kW
Torque
700 Nm
516 lb-ft
460 Nm
339 lb-ft
Acceleration
3.5 s
3.8 s
Top speed
330 km/h
205 mph
323 km/h
201 mph
Lightness
1,370 kg
3,020 lb
1,370 kg
3,020 lb
Fuel consumption
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
13.3 L/100 km
17.7 mpg US
21.2 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
2 seats
Trunk
125 L
4.4 cu ft
Length
4,532 mm
178.4 in
Height
1,276 mm
50.2 in
Range score
756 km
470 mi
481 km
299 mi
CO2 score
284 g/km
308 g/km
Trunk score
105 L
3.7 cu ft
125 L
4.4 cu ft
Power-to-weight score
453 hp/t
337 kW/t
2.2 kg/hp
365 hp/t
272 kW/t
2.7 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 (991) R 4.0
Consumption11.9 L/100 km19.8 mpg US23.7 mpg UK13.3 L/100 km17.7 mpg US21.2 mpg UK
Cost / 100 km20.83 LC100 km23.28 LC100 km
Cost / 100 mi33.51 LC100 mi37.46 LC100 mi
Annual fuel used1,785 L472 US gal393 UK gal1,995 L527 US gal439 UK gal
Annual fuel cost3,124 LC/year3,491 LC/year

Head-to-head comparisons

Porsche 911 (997) Facelift 2008 GT2 RS 3.6

  • Has 120 hp more
  • Has 240 Nm more
  • Is 0.3 s quicker from 0-100 km/h
  • Has 7 km/h (4 mph) higher top speed
  • Uses 1.4 L/100 km less fuel
  • Has 88 hp/t better power-to-weight
  • Has 275 km (171 mi) more estimated range
  • Emits 24 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Smallest trunk

Porsche 911 (991) R 4.0

  • Has 20 L more trunk volume

Pros

  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 (997) GT2 RS 3.6
Porsche 911 (991) R 4.0
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2 vehicles selected

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Porsche 911 (997) · Facelift 2008 GT2 RS 3.6 vs Porsche 911 (991) R 4.0 - car comparison - FastVsFaster