Car comparison

Porsche 911 (997) GT3 3.6vsPorsche 911 Targa (997) 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)

Targa 4S 3.8

355 hp3824 ccGasolineAWDManualNaturally aspirated2006-2008

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
  • Highest torque
    405 Nm
    299 lb-ft
  • 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 overall score
    68/100
  • Best performance score
    81/100

Porsche 911 Targa (997) Targa 4S 3.8

  • Lowest combined fuel consumption
    11.8 L/100 km
    19.9 mpg US
    23.9 mpg UK
  • Lowest city consumption
    17.5 L/100 km
    13.4 mpg US
    16.1 mpg UK
  • Lowest highway consumption
    8.5 L/100 km
    27.7 mpg US
    33.2 mpg UK
  • Lowest CO2 emissions
    285 g/km
  • Best economy score
    75/100
  • Best practicality score
    56/100

Specification comparison

Specification comparison
ModelPorsche911 (997)GT3 3.6Porsche911 Targa (997)Targa 4S 3.8
Power
415hp309kW
355hp265kW
Torque
405Nm299lb-ft
400Nm295lb-ft
Curb weight
1,395kg3,075lb
1,535kg3,384lb
Gross weight
1,680kg3,704lb
1,915kg4,222lb
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Calculated
288 km/h
179 mph
To 99% top speed
62.7s99% target: 317 km/h / 197 mph
Calculated
65.9s99% target: 285 km/h / 177 mph
Calculated
0-100 km/h
4.3s
4.9s
0-200 km/h
12.0s
Calculated
15.0s
Calculated
0-60 mph
4.1s
Calculated
4.7s
Calculated
Fuel consumption
12.8L/100 km18.4mpg US22.1mpg UK
11.8L/100 km19.9mpg US23.9mpg UK
Fuel consumption city
19.8L/100 km11.9mpg US14.3mpg UK
17.5L/100 km13.4mpg US16.1mpg UK
Fuel consumption highway
8.9L/100 km26.4mpg US31.7mpg UK
8.5L/100 km27.7mpg US33.2mpg UK
Quarter mile
12.1s
Calculated
12.9s
Calculated
Power-to-weight
297hp/t222kW/t135hp/1000 lb
Calculated
231hp/t172kW/t105hp/1000 lb
Calculated
Torque-to-weight
290Nm/t194lb-ft/ton
Calculated
261Nm/t174lb-ft/ton
Calculated
Estimated range
703km437mi
Calculated
568km353mi
Calculated
Displacement
3,600cc220cu in
3,824cc233cu in
Length
4,445mm175in
4,427mm174in
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
285g/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) Targa 4S 3.8PowerTorque
  • Porsche 911 (997) GT3 3.6: Power / Torque
  • Porsche 911 Targa (997) 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)Targa 4S 3.86,600 rpm4,600 rpm6,850 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 (997)GT3 3.6Porsche911 Targa (997)Targa 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
15.0 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Likely limited
288 km/h
179 mph
Drag race simulation
60 ft
18 m
2.2 s
2.2 s
330 ft
101 m
5.5 s
5.7 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
12.9 s
Trap speed
1/4 mile
402 m
201 km/h
125 mph
185 km/h
115 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)Targa 4S 3.8
355 hp
265 kW

Porsche 911 (997) GT3 3.6 has 60 hp more than Porsche 911 Targa (997) Targa 4S 3.8.

The biggest power difference is between Porsche 911 Targa (997) Targa 4S 3.8 and Porsche 911 (997) GT3 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)GT3 3.6
405 Nm
299 lb-ft
Porsche911 Targa (997)Targa 4S 3.8
400 Nm
295 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)Targa 4S 3.8
1,535 kg
3,384 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)Targa 4S 3.8
288 km/h
179 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)Targa 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) 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)Targa 4S 3.8
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

The biggest fuel consumption difference is between Porsche 911 Targa (997) Targa 4S 3.8 and Porsche 911 (997) GT3 3.6: 1.0 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)Targa 4S 3.8
231 hp/t
172 kW/t
4.3 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)Targa 4S 3.8
568 km
353 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)Targa 4S 3.8
355 hp
265 kW
4.9 s
288 km/h
179 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)Targa 4S 3.8
Power
355 hp
265 kW
0-100 km/h4.9 s
Top speed
288 km/h
179 mph
Doors/seats
2 doors
4 seats
Trunk
105 L
3.7 cu ft
Length
4,427 mm
174.3 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)Targa 4S 3.8
Power
355 hp
265 kW
0-100 km/h4.9 s
Top speed
288 km/h
179 mph
11.8 L/100 km
19.9 mpg US
23.9 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)Targa 4S 3.8
11.8 L/100 km
19.9 mpg US
23.9 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)Targa 4S 3.8
231 hp/t
172 kW/t
4.3 kg/hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (997)GT3 3.6Porsche911 Targa (997)Targa 4S 3.8
Power
415 hp
309 kW
355 hp
265 kW
Torque
405 Nm
299 lb-ft
400 Nm
295 lb-ft
Acceleration
4.3 s
4.9 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
288 km/h
179 mph
Lightness
1,395 kg
3,075 lb
1,535 kg
3,384 lb
Fuel consumption
12.8 L/100 km
18.4 mpg US
22.1 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
4,445 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
4,427 mm
174.3 in
Height
1,300 mm
51.2 in
Range score
703 km
437 mi
568 km
353 mi
CO2 score
307 g/km
285 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
231 hp/t
172 kW/t
4.3 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) Targa 4S 3.8
Consumption12.8 L/100 km18.4 mpg US22.1 mpg UK11.8 L/100 km19.9 mpg US23.9 mpg UK
Cost / 100 km22.40 LC100 km20.65 LC100 km
Cost / 100 mi36.05 LC100 mi33.23 LC100 mi
Annual fuel used1,920 L507 US gal422 UK gal1,770 L468 US gal389 UK gal
Annual fuel cost3,360 LC/year3,098 LC/year

Head-to-head comparisons

Porsche 911 (997) GT3 3.6

  • Has 60 hp more
  • Has 5 Nm more
  • Is 140 kg lighter
  • Is 0.6 s quicker from 0-100 km/h
  • Has 32 km/h (20 mph) higher top speed
  • Has 66 hp/t better power-to-weight
  • Has 135 km (84 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • 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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Porsche 911 (997) GT3 3.6 vs Porsche 911 Targa (997) Targa 4S 3.8 - car comparison - FastVsFaster