Car comparison

Porsche 911 (997) GT3 RS 3.6vsPorsche 911 Targa (997) · Facelift 2008 Targa 4S 3.8

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

New comparison

Porsche 911 (997)

GT3 RS 3.6

415 hp3600 ccGasolineRWDManualNaturally aspiratedCoupe2006-2009
VS

Porsche 911 Targa (997) · Facelift 2008

Targa 4S 3.8

385 hp3800 ccGasolineAWDDual-clutchNaturally aspirated2008-2013

Comparison overview

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

Best choices

Porsche 911 (997) GT3 RS 3.6

  • Quickest 0-100 km/h
    4.2 s
  • Fastest top speed
    320 km/h
    199 mph Unrestricted
    310 km/h
    193 mph Restricted
  • Most powerful
    415 hp
    309 kW
  • Lightest
    1,375 kg
    3,031 lb
  • Best power-to-weight
    302 hp/t
    225 kW/t
    3.3 kg/hp
  • Best estimated range
    703 km
    437 mi
  • Largest trunk
    105 L
  • Best performance score
    81/100

Porsche 911 Targa (997) Facelift 2008 Targa 4S 3.8

  • Highest torque
    420 Nm
    310 lb-ft
  • Lowest combined fuel consumption
    10.7 L/100 km
    22.0 mpg US
    26.4 mpg UK
  • Lowest city consumption
    15.8 L/100 km
    14.9 mpg US
    17.9 mpg UK
  • Lowest highway consumption
    7.7 L/100 km
    30.5 mpg US
    36.7 mpg UK
  • Lowest CO2 emissions
    251 g/km
  • Best overall score
    70/100
  • Best economy score
    78/100
  • Best practicality score
    56/100

Specification comparison

Specification comparison
ModelPorsche911 (997)GT3 RS 3.6Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
Power
415hp309kW
385hp287kW
Torque
405Nm299lb-ft
420Nm310lb-ft
Curb weight
1,375kg3,031lb
1,570kg3,461lb
Gross weight
1,680kg3,704lb
1,950kg4,299lb
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Calculated
295 km/h
183 mph
To 99% top speed
62.0s99% target: 317 km/h / 197 mph
Calculated
65.6s99% target: 292 km/h / 181 mph
Calculated
0-100 km/h
4.2s
4.7s
0-200 km/h
11.8s
Calculated
14.2s
Calculated
0-60 mph
4.0s
Calculated
4.5s
Calculated
Fuel consumption
12.8L/100 km18.4mpg US22.1mpg UK
10.7L/100 km22mpg US26.4mpg UK
Fuel consumption city
19.8L/100 km11.9mpg US14.3mpg UK
15.8L/100 km14.9mpg US17.9mpg UK
Fuel consumption highway
8.9L/100 km26.4mpg US31.7mpg UK
7.7L/100 km30.5mpg US36.7mpg UK
Quarter mile
12.0s
Calculated
12.6s
Calculated
Power-to-weight
302hp/t225kW/t137hp/1000 lb
Calculated
245hp/t183kW/t111hp/1000 lb
Calculated
Torque-to-weight
295Nm/t197lb-ft/ton
Calculated
268Nm/t179lb-ft/ton
Calculated
Estimated range
703km437mi
Calculated
626km389mi
Calculated
Displacement
3,600cc220cu in
3,800cc232cu in
Length
4,460mm176in
4,435mm175in
Width
1,852mm73in
1,852mm73in
Height
1,280mm50in
1,300mm51in
Wheelbase
2,360mm93in
2,350mm93in
Max trunk volume
105L
105L
Doors
2
2
Seats
2
4
Fuel tank
90L
67L
CO2 emissions
307g/km
251g/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) GT3 RS 3.6Porsche 911 Targa (997) Facelift 2008 Targa 4S 3.8PowerTorque
  • Porsche 911 (997) GT3 RS 3.6: Power / Torque
  • Porsche 911 Targa (997) Facelift 2008 Targa 4S 3.8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 (997)GT3 RS 3.67,600 rpm5,500 rpm7,850 rpm
Porsche911 Targa (997)Facelift 2008Targa 4S 3.86,500 rpm4,200 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 (997)GT3 RS 3.6Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.0 s
4.5 s
0-100 km/h
0-62 mph
4.2 s
4.7 s
0-200 km/h
0-124 mph
11.8 s
14.2 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Likely limited
295 km/h
183 mph
Drag race simulation
60 ft
18 m
2.1 s
2.2 s
330 ft
101 m
5.4 s
5.6 s
1/8 mile
201 m
8.0 s
8.4 s
1000 ft
305 m
10.2 s
10.7 s
1/4 mile
402 m
12.0 s
12.6 s
Trap speed
1/4 mile
402 m
202 km/h
125 mph
189 km/h
117 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 (997)GT3 RS 3.6
415 hp
309 kW
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
385 hp
287 kW

Porsche 911 (997) GT3 RS 3.6 has 30 hp more than Porsche 911 Targa (997) Facelift 2008 Targa 4S 3.8.

The biggest power difference is between Porsche 911 Targa (997) Facelift 2008 Targa 4S 3.8 and Porsche 911 (997) GT3 RS 3.6: 30 hp (22 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 (997)GT3 RS 3.6
405 Nm
299 lb-ft
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
420 Nm
310 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 (997)GT3 RS 3.6
1,375 kg
3,031 lb
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
1,570 kg
3,461 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)GT3 RS 3.6
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
295 km/h
183 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 (997)GT3 RS 3.64.2 s
Porsche911 Targa (997)Facelift 2008Targa 4S 3.84.7 s

The biggest 0-100 km/h difference is between Porsche 911 (997) GT3 RS 3.6 and Porsche 911 Targa (997) Facelift 2008 Targa 4S 3.8: 0.5 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)GT3 RS 3.6
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

The biggest fuel consumption difference is between Porsche 911 Targa (997) Facelift 2008 Targa 4S 3.8 and Porsche 911 (997) GT3 RS 3.6: 2.1 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)GT3 RS 3.6
302 hp/t
225 kW/t
3.3 kg/hp
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
245 hp/t
183 kW/t
4.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 (997)GT3 RS 3.6
703 km
437 mi
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
626 km
389 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 (997)GT3 RS 3.6
415 hp
309 kW
4.2 s
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
385 hp
287 kW
4.7 s
295 km/h
183 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)GT3 RS 3.6
Power
415 hp
309 kW
0-100 km/h4.2 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Doors/seats
2 doors
2 seats
Trunk
105 L
3.7 cu ft
Length
4,460 mm
175.6 in
Height
1,280 mm
50.4 in
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
Power
385 hp
287 kW
0-100 km/h4.7 s
Top speed
295 km/h
183 mph
Doors/seats
2 doors
4 seats
Trunk
105 L
3.7 cu ft
Length
4,435 mm
174.6 in
Height
1,300 mm
51.2 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)GT3 RS 3.6
Power
415 hp
309 kW
0-100 km/h4.2 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
Power
385 hp
287 kW
0-100 km/h4.7 s
Top speed
295 km/h
183 mph
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

Porsche 911 Targa (997) Facelift 2008 Targa 4S 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)GT3 RS 3.6
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
4.2 s
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
4.7 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)GT3 RS 3.6
302 hp/t
225 kW/t
3.3 kg/hp
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
245 hp/t
183 kW/t
4.1 kg/hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (997)GT3 RS 3.6Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
Power
415 hp
309 kW
385 hp
287 kW
Torque
405 Nm
299 lb-ft
420 Nm
310 lb-ft
Acceleration
4.2 s
4.7 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
295 km/h
183 mph
Lightness
1,375 kg
3,031 lb
1,570 kg
3,461 lb
Fuel consumption
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
105 L
3.7 cu ft
Length
4,460 mm
175.6 in
Height
1,280 mm
50.4 in
Doors/seats
2 doors
4 seats
Trunk
105 L
3.7 cu ft
Length
4,435 mm
174.6 in
Height
1,300 mm
51.2 in
Range score
703 km
437 mi
626 km
389 mi
CO2 score
307 g/km
251 g/km
Trunk score
105 L
3.7 cu ft
105 L
3.7 cu ft
Power-to-weight score
302 hp/t
225 kW/t
3.3 kg/hp
245 hp/t
183 kW/t
4.1 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) GT3 RS 3.6Porsche 911 Targa (997) Facelift 2008 Targa 4S 3.8
Consumption12.8 L/100 km18.4 mpg US22.1 mpg UK10.7 L/100 km22 mpg US26.4 mpg UK
Cost / 100 km22.40 LC100 km18.72 LC100 km
Cost / 100 mi36.05 LC100 mi30.13 LC100 mi
Annual fuel used1,920 L507 US gal422 UK gal1,605 L424 US gal353 UK gal
Annual fuel cost3,360 LC/year2,809 LC/year

Head-to-head comparisons

Porsche 911 (997) GT3 RS 3.6

  • Has 30 hp more
  • Is 195 kg lighter
  • Is 0.5 s quicker from 0-100 km/h
  • Has 25 km/h (16 mph) higher top speed
  • Has 57 hp/t better power-to-weight
  • Has 77 km (48 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Lightest
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 (997) GT3 RS 3.6
Porsche 911 Targa (997) Targa 4S 3.8
Compare selected cars
2 vehicles selected

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Porsche 911 (997) GT3 RS 3.6 vs Porsche 911 Targa (997) · Facelift 2008 Targa 4S 3.8 - car comparison - FastVsFaster