Car comparison

Porsche 911 (997) GT3 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 3.6

415 hp3600 ccGasolineRWDManualNaturally aspiratedCoupe2006-2009
VS

Porsche 911 Targa (997) · Facelift 2008

Targa 4S 3.8

385 hp3800 ccGasolineAWDManualNaturally aspirated2008-2013

Comparison overview

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

Best choices

Porsche 911 (997) GT3 3.6

  • Quickest 0-100 km/h
    4.3 s
  • Fastest top speed
    320 km/h
    199 mph Unrestricted
    310 km/h
    193 mph Restricted
  • Most powerful
    415 hp
    309 kW
  • Lightest
    1,395 kg
    3,075 lb
  • Best power-to-weight
    297 hp/t
    222 kW/t
    3.4 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
    11.0 L/100 km
    21.4 mpg US
    25.7 mpg UK
  • Lowest city consumption
    16.5 L/100 km
    14.3 mpg US
    17.1 mpg UK
  • Lowest highway consumption
    7.9 L/100 km
    29.8 mpg US
    35.8 mpg UK
  • Lowest CO2 emissions
    259 g/km
  • Best overall score
    69/100
  • Best economy score
    77/100
  • Best practicality score
    56/100

Specification comparison

Specification comparison
ModelPorsche911 (997)GT3 3.6Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
Power
415hp309kW
385hp287kW
Torque
405Nm299lb-ft
420Nm310lb-ft
Curb weight
1,395kg3,075lb
1,540kg3,395lb
Gross weight
1,680kg3,704lb
1,920kg4,233lb
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Calculated
297 km/h
185 mph
To 99% top speed
62.7s99% target: 317 km/h / 197 mph
Calculated
67.5s99% target: 294 km/h / 183 mph
Calculated
0-100 km/h
4.3s
4.9s
0-200 km/h
12.0s
Calculated
14.5s
Calculated
0-60 mph
4.1s
Calculated
4.7s
Calculated
Fuel consumption
12.8L/100 km18.4mpg US22.1mpg UK
11L/100 km21.4mpg US25.7mpg UK
Fuel consumption city
19.8L/100 km11.9mpg US14.3mpg UK
16.5L/100 km14.3mpg US17.1mpg UK
Fuel consumption highway
8.9L/100 km26.4mpg US31.7mpg UK
7.9L/100 km29.8mpg US35.8mpg UK
Quarter mile
12.1s
Calculated
12.8s
Calculated
Power-to-weight
297hp/t222kW/t135hp/1000 lb
Calculated
250hp/t186kW/t113hp/1000 lb
Calculated
Torque-to-weight
290Nm/t194lb-ft/ton
Calculated
273Nm/t182lb-ft/ton
Calculated
Estimated range
703km437mi
Calculated
609km378mi
Calculated
Displacement
3,600cc220cu in
3,800cc232cu in
Length
4,445mm175in
4,435mm175in
Width
1,808mm71in
1,852mm73in
Height
1,280mm50in
1,300mm51in
Wheelbase
2,355mm93in
2,350mm93in
Max trunk volume
105L
105L
Doors
2
2
Seats
2
4
Fuel tank
90L
67L
CO2 emissions
307g/km
259g/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 3.6Porsche 911 Targa (997) Facelift 2008 Targa 4S 3.8PowerTorque
  • Porsche 911 (997) GT3 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 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 3.6Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.1 s
4.7 s
0-100 km/h
0-62 mph
4.3 s
4.9 s
0-200 km/h
0-124 mph
12.0 s
14.5 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Likely limited
297 km/h
185 mph
Drag race simulation
60 ft
18 m
2.2 s
2.3 s
330 ft
101 m
5.5 s
5.8 s
1/8 mile
201 m
8.1 s
8.5 s
1000 ft
305 m
10.3 s
10.9 s
1/4 mile
402 m
12.1 s
12.8 s
Trap speed
1/4 mile
402 m
201 km/h
125 mph
187 km/h
116 mph

Power comparison

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

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

Porsche 911 (997) GT3 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 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 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 3.6
1,395 kg
3,075 lb
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
1,540 kg
3,395 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 3.6
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
297 km/h
185 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 3.64.3 s
Porsche911 Targa (997)Facelift 2008Targa 4S 3.84.9 s

The biggest 0-100 km/h difference is between Porsche 911 (997) GT3 3.6 and Porsche 911 Targa (997) Facelift 2008 Targa 4S 3.8: 0.6 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 3.6
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
11.0 L/100 km
21.4 mpg US
25.7 mpg UK

The biggest fuel consumption difference is between Porsche 911 Targa (997) Facelift 2008 Targa 4S 3.8 and Porsche 911 (997) GT3 3.6: 1.8 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 3.6
297 hp/t
222 kW/t
3.4 kg/hp
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
250 hp/t
186 kW/t
4.0 kg/hp

Estimated range comparison

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

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

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 (997)GT3 3.6
415 hp
309 kW
4.3 s
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
385 hp
287 kW
4.9 s
297 km/h
185 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 3.6
Power
415 hp
309 kW
0-100 km/h4.3 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
4,445 mm
175.0 in
Height
1,280 mm
50.4 in
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
Power
385 hp
287 kW
0-100 km/h4.9 s
Top speed
297 km/h
185 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 3.6
Power
415 hp
309 kW
0-100 km/h4.3 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/h4.9 s
Top speed
297 km/h
185 mph
11.0 L/100 km
21.4 mpg US
25.7 mpg UK

Porsche 911 (997) GT3 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)GT3 3.6
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
4.3 s
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
11.0 L/100 km
21.4 mpg US
25.7 mpg UK
4.9 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 3.6
297 hp/t
222 kW/t
3.4 kg/hp
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
Porsche911 Targa (997)Facelift 2008Targa 4S 3.8
250 hp/t
186 kW/t
4.0 kg/hp
11.0 L/100 km
21.4 mpg US
25.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (997)GT3 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
4.3 s
4.9 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
297 km/h
185 mph
Lightness
1,395 kg
3,075 lb
1,540 kg
3,395 lb
Fuel consumption
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
11.0 L/100 km
21.4 mpg US
25.7 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
105 L
3.7 cu ft
Length
4,445 mm
175.0 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
609 km
378 mi
CO2 score
307 g/km
259 g/km
Trunk score
105 L
3.7 cu ft
105 L
3.7 cu ft
Power-to-weight score
297 hp/t
222 kW/t
3.4 kg/hp
250 hp/t
186 kW/t
4.0 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 3.6Porsche 911 Targa (997) Facelift 2008 Targa 4S 3.8
Consumption12.8 L/100 km18.4 mpg US22.1 mpg UK11 L/100 km21.4 mpg US25.7 mpg UK
Cost / 100 km22.40 LC100 km19.25 LC100 km
Cost / 100 mi36.05 LC100 mi30.98 LC100 mi
Annual fuel used1,920 L507 US gal422 UK gal1,650 L436 US gal363 UK gal
Annual fuel cost3,360 LC/year2,888 LC/year

Head-to-head comparisons

Porsche 911 (997) GT3 3.6

  • Has 30 hp more
  • Is 145 kg lighter
  • Is 0.6 s quicker from 0-100 km/h
  • Has 23 km/h (14 mph) higher top speed
  • Has 47 hp/t better power-to-weight
  • Has 94 km (58 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 3.6
Porsche 911 Targa (997) Targa 4S 3.8
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2 vehicles selected

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