Car comparison

Porsche 911 (997) · Facelift 2008 GT2 RS 3.6vsPorsche 911 (991) Turbo S 3.8

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)

Turbo S 3.8

560 hp3800 ccGasolineAWDDual-clutchTwin-turboCoupe2013-2016

Comparison overview

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

Best choices

Porsche 911 (991) Turbo S 3.8

  • Quickest 0-100 km/h
    3.1 s
  • Lowest combined fuel consumption
    9.7 L/100 km
    24.2 mpg US
    29.1 mpg UK
  • Lowest city consumption
    13.2 L/100 km
    17.8 mpg US
    21.4 mpg UK
  • Lowest highway consumption
    7.7 L/100 km
    30.5 mpg US
    36.7 mpg UK
  • Lowest CO2 emissions
    227 g/km
  • Largest trunk
    375 L
  • Best overall score
    79/100
  • Best economy score
    81/100
  • Best practicality score
    50/100

Porsche 911 (997) Facelift 2008 GT2 RS 3.6

  • 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
  • Best estimated range
    756 km
    470 mi
  • Best performance score
    93/100

Specification comparison

Specification comparison
ModelPorsche911 (997)Facelift 2008GT2 RS 3.6Porsche911 (991)Turbo S 3.8
Power
620hp462kW
560hp418kW
Torque
700Nm516lb-ft
700Nm516lb-ft
Curb weight
1,370kg3,020lb
1,605kg3,538lb
Gross weight
1,680kg3,704lb
1,990kg4,387lb
Top speed
330 km/h
205 mph
318 km/h
198 mph
To 99% top speed
45.9s99% target: 327 km/h / 203 mph
Calculated
44.2s99% target: 315 km/h / 196 mph
Calculated
0-100 km/h
3.5s
3.1s
0-200 km/h
9.1s
Calculated
8.6s
Calculated
0-60 mph
3.4s
Calculated
3.0s
Calculated
Fuel consumption
11.9L/100 km19.8mpg US23.7mpg UK
9.7L/100 km24.2mpg US29.1mpg UK
Fuel consumption city
17.9L/100 km13.1mpg US15.8mpg UK
13.2L/100 km17.8mpg US21.4mpg UK
Fuel consumption highway
8.7L/100 km27mpg US32.5mpg UK
7.7L/100 km30.5mpg US36.7mpg UK
Quarter mile
11.0s
Calculated
10.6s
Calculated
Power-to-weight
453hp/t337kW/t205hp/1000 lb
Calculated
349hp/t260kW/t158hp/1000 lb
Calculated
Torque-to-weight
511Nm/t342lb-ft/ton
Calculated
436Nm/t292lb-ft/ton
Calculated
Estimated range
756km470mi
Calculated
701km436mi
Calculated
Displacement
3,600cc220cu in
3,800cc232cu in
Length
4,469mm176in
4,506mm177in
Width
1,852mm73in
1,880mm74in
Height
1,285mm51in
1,296mm51in
Wheelbase
2,350mm93in
2,450mm96in
Front track-
1,539mm61in
Rear track-
1,590mm63in
Trunk volume-
375L
Max trunk volume
105L
-
Doors
2
2
Seats
2
4
Fuel tank
90L
68L
CO2 emissions
284g/km
227g/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) Turbo S 3.8PowerTorque
  • Porsche 911 (997) Facelift 2008 GT2 RS 3.6: Power / Torque
  • Porsche 911 (991) Turbo S 3.8: 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)Turbo S 3.86,500-6,750 rpm2,100-4,250 rpm7,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 (997)Facelift 2008GT2 RS 3.6Porsche911 (991)Turbo S 3.8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.4 s
3.0 s
0-100 km/h
0-62 mph
3.5 s
3.1 s
0-200 km/h
0-124 mph
9.1 s
8.6 s
0-200 mph
0-322 km/h
36.9 s
-
Top speed
330 km/h
205 mph
318 km/h
198 mph
Drag race simulation
60 ft
18 m
2.0 s
1.9 s
330 ft
101 m
5.0 s
4.7 s
1/8 mile
201 m
7.3 s
7.0 s
1000 ft
305 m
9.3 s
9.0 s
1/4 mile
402 m
11.0 s
10.6 s
Trap speed
1/4 mile
402 m
222 km/h
138 mph
222 km/h
138 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)Turbo S 3.8
560 hp
418 kW

Porsche 911 (997) Facelift 2008 GT2 RS 3.6 has 60 hp more than Porsche 911 (991) Turbo S 3.8.

The biggest power difference is between Porsche 911 (991) Turbo S 3.8 and Porsche 911 (997) Facelift 2008 GT2 RS 3.6: 60 hp (45 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)Turbo S 3.8
700 Nm
516 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)Turbo S 3.8
1,605 kg
3,538 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)Turbo S 3.8
318 km/h
198 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)Turbo S 3.83.1 s

Although Porsche 911 (997) Facelift 2008 GT2 RS 3.6 has more power, Porsche 911 (991) Turbo S 3.8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche 911 (991) Turbo S 3.8 and Porsche 911 (997) Facelift 2008 GT2 RS 3.6: 0.4 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)Turbo S 3.8
9.7 L/100 km
24.2 mpg US
29.1 mpg UK

The biggest fuel consumption difference is between Porsche 911 (991) Turbo S 3.8 and Porsche 911 (997) Facelift 2008 GT2 RS 3.6: 2.2 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)Turbo S 3.8
349 hp/t
260 kW/t
2.9 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)Turbo S 3.8
701 km
436 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)Turbo S 3.8
560 hp
418 kW
3.1 s
318 km/h
198 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)Turbo S 3.8
Power
560 hp
418 kW
0-100 km/h3.1 s
Top speed
318 km/h
198 mph
Doors/seats
2 doors
4 seats
Trunk
375 L
13.2 cu ft
Length
4,506 mm
177.4 in
Height
1,296 mm
51.0 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
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)Turbo S 3.8
Power
560 hp
418 kW
0-100 km/h3.1 s
Top speed
318 km/h
198 mph
9.7 L/100 km
24.2 mpg US
29.1 mpg UK

Porsche 911 (991) Turbo S 3.8 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)Turbo S 3.8
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
3.1 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)Turbo S 3.8
349 hp/t
260 kW/t
2.9 kg/hp
9.7 L/100 km
24.2 mpg US
29.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (997)Facelift 2008GT2 RS 3.6Porsche911 (991)Turbo S 3.8
Power
620 hp
462 kW
560 hp
418 kW
Torque
700 Nm
516 lb-ft
700 Nm
516 lb-ft
Acceleration
3.5 s
3.1 s
Top speed
330 km/h
205 mph
318 km/h
198 mph
Lightness
1,370 kg
3,020 lb
1,605 kg
3,538 lb
Fuel consumption
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
9.7 L/100 km
24.2 mpg US
29.1 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
375 L
13.2 cu ft
Length
4,506 mm
177.4 in
Height
1,296 mm
51.0 in
Range score
756 km
470 mi
701 km
436 mi
CO2 score
284 g/km
227 g/km
Trunk score
105 L
3.7 cu ft
375 L
13.2 cu ft
Power-to-weight score
453 hp/t
337 kW/t
2.2 kg/hp
349 hp/t
260 kW/t
2.9 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) Turbo S 3.8
Consumption11.9 L/100 km19.8 mpg US23.7 mpg UK9.7 L/100 km24.2 mpg US29.1 mpg UK
Cost / 100 km20.83 LC100 km16.97 LC100 km
Cost / 100 mi33.51 LC100 mi27.32 LC100 mi
Annual fuel used1,785 L472 US gal393 UK gal1,455 L384 US gal320 UK gal
Annual fuel cost3,124 LC/year2,546 LC/year

Head-to-head comparisons

Porsche 911 (997) Facelift 2008 GT2 RS 3.6

  • Has 60 hp more
  • Is 235 kg lighter
  • Has 12 km/h (7 mph) higher top speed
  • Has 104 hp/t better power-to-weight
  • Has 55 km (34 mi) more estimated range

Pros

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

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Smallest trunk
  • Highest CO2 emissions

Porsche 911 (991) Turbo S 3.8

  • Is 0.4 s quicker from 0-100 km/h
  • Uses 2.2 L/100 km less fuel
  • Has 270 L more trunk volume
  • Emits 57 g/km less CO2

Pros

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

Cons

  • Lowest power
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 (997) GT2 RS 3.6
Porsche 911 (991) Turbo S 3.8
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2 vehicles selected

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