Car comparison

Porsche 911 (997) Turbo 3.6vsPorsche 911 (991) Carrera GTS 3.8

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

New comparison

Porsche 911 (997)

Turbo 3.6

480 hp3600 ccGasolineAWDManualTurbochargedCoupe2006-2009
VS

Porsche 911 (991)

Carrera GTS 3.8

430 hp3800 ccGasolineRWDDual-clutchNaturally aspiratedCoupe2014-2015

Comparison overview

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

Best choices

Porsche 911 (997) Turbo 3.6

  • Quickest 0-100 km/h
    3.9 s
  • Fastest top speed
    320 km/h
    199 mph Unrestricted
    310 km/h
    193 mph Restricted
  • Most powerful
    480 hp
    358 kW
  • Highest torque
    620 Nm
    457 lb-ft
  • Best power-to-weight
    303 hp/t
    226 kW/t
    3.3 kg/hp
  • Best overall score
    77/100
  • Best performance score
    89/100
  • Best practicality score
    51/100

Porsche 911 (991) Carrera GTS 3.8

  • Lightest
    1,445 kg
    3,186 lb
  • Lowest combined fuel consumption
    8.7 L/100 km
    27.0 mpg US
    32.5 mpg UK
  • Lowest city consumption
    12.2 L/100 km
    19.3 mpg US
    23.2 mpg UK
  • Lowest highway consumption
    6.7 L/100 km
    35.1 mpg US
    42.2 mpg UK
  • Lowest CO2 emissions
    202 g/km
  • Best estimated range
    736 km
    457 mi
  • Largest trunk
    385 L
  • Best economy score
    83/100

Specification comparison

Specification comparison
ModelPorsche911 (997)Turbo 3.6Porsche911 (991)Carrera GTS 3.8
Power
480hp358kW
430hp321kW
Torque
620Nm457lb-ft
440Nm325lb-ft
Curb weight
1,585kg3,494lb
1,445kg3,186lb
Gross weight
1,950kg4,299lb
1,870kg4,123lb
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Calculated
304 km/h
189 mph
To 99% top speed
59.8s99% target: 317 km/h / 197 mph
Calculated
56.2s99% target: 301 km/h / 187 mph
Calculated
0-100 km/h
3.9s
4.0s
0-200 km/h
11.1s
Calculated
11.6s
Calculated
0-60 mph
3.7s
Calculated
3.8s
Calculated
Fuel consumption
12.8L/100 km18.4mpg US22.1mpg UK
8.7L/100 km27mpg US32.5mpg UK
Fuel consumption city
18.8L/100 km12.5mpg US15.0mpg UK
12.2L/100 km19.3mpg US23.2mpg UK
Fuel consumption highway
9.5L/100 km24.8mpg US29.7mpg UK
6.7L/100 km35.1mpg US42.2mpg UK
Quarter mile
11.6s
Calculated
11.8s
Calculated
Power-to-weight
303hp/t226kW/t137hp/1000 lb
Calculated
298hp/t222kW/t135hp/1000 lb
Calculated
Torque-to-weight
391Nm/t262lb-ft/ton
Calculated
304Nm/t204lb-ft/ton
Calculated
Estimated range
523km325mi
Calculated
736km457mi
Calculated
Displacement
3,600cc220cu in
3,800cc232cu in
Length
4,450mm175in
4,509mm178in
Width
1,852mm73in
1,852mm73in
Height
1,300mm51in
1,295mm51in
Wheelbase
2,350mm93in
2,450mm96in
Front track-
1,538mm61in
Rear track-
1,560mm61in
Trunk volume-
385L
Max trunk volume
105L
-
Doors
2
2
Seats
4
4
Fuel tank
67L
64L
CO2 emissions
307g/km
202g/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) Turbo 3.6Porsche 911 (991) Carrera GTS 3.8PowerTorque
  • Porsche 911 (997) Turbo 3.6: Power / Torque
  • Porsche 911 (991) Carrera GTS 3.8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 (997)Turbo 3.66,000 rpm1,950 rpm6,250 rpm
Porsche911 (991)Carrera GTS 3.87,500 rpm5,750 rpm7,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 (997)Turbo 3.6Porsche911 (991)Carrera GTS 3.8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.7 s
3.8 s
0-100 km/h
0-62 mph
3.9 s
4.0 s
0-200 km/h
0-124 mph
11.1 s
11.6 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Likely limited
304 km/h
189 mph
Drag race simulation
60 ft
18 m
2.0 s
2.1 s
330 ft
101 m
5.2 s
5.3 s
1/8 mile
201 m
7.7 s
7.8 s
1000 ft
305 m
9.9 s
10.0 s
1/4 mile
402 m
11.6 s
11.8 s
Trap speed
1/4 mile
402 m
205 km/h
127 mph
201 km/h
125 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 (997)Turbo 3.6
480 hp
358 kW
Porsche911 (991)Carrera GTS 3.8
430 hp
321 kW

Porsche 911 (997) Turbo 3.6 has 50 hp more than Porsche 911 (991) Carrera GTS 3.8.

The biggest power difference is between Porsche 911 (991) Carrera GTS 3.8 and Porsche 911 (997) Turbo 3.6: 50 hp (37 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 (997)Turbo 3.6
620 Nm
457 lb-ft
Porsche911 (991)Carrera GTS 3.8
440 Nm
325 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 (997)Turbo 3.6
1,585 kg
3,494 lb
Porsche911 (991)Carrera GTS 3.8
1,445 kg
3,186 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)Turbo 3.6
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Porsche911 (991)Carrera GTS 3.8
304 km/h
189 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 (997)Turbo 3.63.9 s
Porsche911 (991)Carrera GTS 3.84.0 s

The biggest 0-100 km/h difference is between Porsche 911 (997) Turbo 3.6 and Porsche 911 (991) Carrera GTS 3.8: 0.1 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)Turbo 3.6
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
Porsche911 (991)Carrera GTS 3.8
8.7 L/100 km
27.0 mpg US
32.5 mpg UK

The biggest fuel consumption difference is between Porsche 911 (991) Carrera GTS 3.8 and Porsche 911 (997) Turbo 3.6: 4.1 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)Turbo 3.6
303 hp/t
226 kW/t
3.3 kg/hp
Porsche911 (991)Carrera GTS 3.8
298 hp/t
222 kW/t
3.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 (997)Turbo 3.6
523 km
325 mi
Porsche911 (991)Carrera GTS 3.8
736 km
457 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 (997)Turbo 3.6
480 hp
358 kW
3.9 s
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Porsche911 (991)Carrera GTS 3.8
430 hp
321 kW
4.0 s
304 km/h
189 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)Turbo 3.6
Power
480 hp
358 kW
0-100 km/h3.9 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Doors/seats
2 doors
4 seats
Trunk
105 L
3.7 cu ft
Length
4,450 mm
175.2 in
Height
1,300 mm
51.2 in
Porsche911 (991)Carrera GTS 3.8
Power
430 hp
321 kW
0-100 km/h4.0 s
Top speed
304 km/h
189 mph
Doors/seats
2 doors
4 seats
Trunk
385 L
13.6 cu ft
Length
4,509 mm
177.5 in
Height
1,295 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)Turbo 3.6
Power
480 hp
358 kW
0-100 km/h3.9 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 (991)Carrera GTS 3.8
Power
430 hp
321 kW
0-100 km/h4.0 s
Top speed
304 km/h
189 mph
8.7 L/100 km
27.0 mpg US
32.5 mpg UK

Porsche 911 (991) Carrera GTS 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)Turbo 3.6
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
3.9 s
Porsche911 (991)Carrera GTS 3.8
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
4.0 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)Turbo 3.6
303 hp/t
226 kW/t
3.3 kg/hp
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
Porsche911 (991)Carrera GTS 3.8
298 hp/t
222 kW/t
3.4 kg/hp
8.7 L/100 km
27.0 mpg US
32.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (997)Turbo 3.6Porsche911 (991)Carrera GTS 3.8
Power
480 hp
358 kW
430 hp
321 kW
Torque
620 Nm
457 lb-ft
440 Nm
325 lb-ft
Acceleration
3.9 s
4.0 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
304 km/h
189 mph
Lightness
1,585 kg
3,494 lb
1,445 kg
3,186 lb
Fuel consumption
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
105 L
3.7 cu ft
Length
4,450 mm
175.2 in
Height
1,300 mm
51.2 in
Doors/seats
2 doors
4 seats
Trunk
385 L
13.6 cu ft
Length
4,509 mm
177.5 in
Height
1,295 mm
51.0 in
Range score
523 km
325 mi
736 km
457 mi
CO2 score
307 g/km
202 g/km
Trunk score
105 L
3.7 cu ft
385 L
13.6 cu ft
Power-to-weight score
303 hp/t
226 kW/t
3.3 kg/hp
298 hp/t
222 kW/t
3.4 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) Turbo 3.6Porsche 911 (991) Carrera GTS 3.8
Consumption12.8 L/100 km18.4 mpg US22.1 mpg UK8.7 L/100 km27 mpg US32.5 mpg UK
Cost / 100 km22.40 LC100 km15.22 LC100 km
Cost / 100 mi36.05 LC100 mi24.50 LC100 mi
Annual fuel used1,920 L507 US gal422 UK gal1,305 L345 US gal287 UK gal
Annual fuel cost3,360 LC/year2,284 LC/year

Head-to-head comparisons

Porsche 911 (997) Turbo 3.6

  • Has 50 hp more
  • Has 180 Nm more
  • Is 0.1 s quicker from 0-100 km/h
  • Has 16 km/h (10 mph) higher top speed
  • Has 5 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk
  • Highest CO2 emissions

Porsche 911 (991) Carrera GTS 3.8

  • Is 140 kg lighter
  • Uses 4.1 L/100 km less fuel
  • Has 212 km (132 mi) more estimated range
  • Has 280 L more trunk volume
  • Emits 105 g/km less CO2

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 (997) Turbo 3.6
Porsche 911 (991) Carrera GTS 3.8
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