Car comparison

Porsche 911 Cabriolet (997) · Facelift 2008 Turbo S 3.8vsPorsche 911 Cabriolet (991) Turbo 3.8

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

New comparison

Porsche 911 Cabriolet (997) · Facelift 2008

Turbo S 3.8

530 hp3800 ccGasolineAWDDual-clutchTwin-turboCabriolet / convertible2010-2011
VS

Porsche 911 Cabriolet (991)

Turbo 3.8

520 hp3800 ccGasolineAWDDual-clutchTwin-turboCabriolet / convertible2013-2016

Comparison overview

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

Best choices

Porsche 911 Cabriolet (997) Facelift 2008 Turbo S 3.8

  • Quickest 0-100 km/h
    3.4 s
  • Fastest top speed
    315 km/h
    196 mph
  • Most powerful
    530 hp
    395 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Lightest
    1,660 kg
    3,660 lb
  • Best power-to-weight
    319 hp/t
    238 kW/t
    3.1 kg/hp
  • Best overall score
    78/100
  • Best performance score
    92/100
  • Best practicality score
    47/100

Porsche 911 Cabriolet (991) Turbo 3.8

  • Lowest combined fuel consumption
    9.9 L/100 km
    23.8 mpg US
    28.5 mpg UK
  • Lowest city consumption
    13.4 L/100 km
    17.6 mpg US
    21.1 mpg UK
  • Lowest highway consumption
    7.8 L/100 km
    30.2 mpg US
    36.2 mpg UK
  • Best estimated range
    687 km
    427 mi
  • Largest trunk
    275 L
  • Best economy score
    80/100

Specification comparison

Specification comparison
ModelPorsche911 Cabriolet (997)Facelift 2008Turbo S 3.8Porsche911 Cabriolet (991)Turbo 3.8
Power
530hp395kW
520hp388kW
Torque
700Nm516lb-ft
660Nm487lb-ft
Curb weight
1,660kg3,660lb
1,665kg3,671lb
Gross weight
2,010kg4,431lb
2,045kg4,508lb
Top speed
315 km/h
196 mph
315 km/h
196 mph
To 99% top speed
74.1s99% target: 312 km/h / 194 mph
Calculated
50.9s99% target: 312 km/h / 194 mph
Calculated
0-100 km/h
3.4s
3.5s
0-200 km/h
11.3s
9.9s
Calculated
0-60 mph
3.2s
Calculated
3.3s
Calculated
Fuel consumption
11.5L/100 km20.5mpg US24.6mpg UK
9.9L/100 km23.8mpg US28.5mpg UK
Fuel consumption city
16.7L/100 km14.1mpg US16.9mpg UK
13.4L/100 km17.6mpg US21.1mpg UK
Fuel consumption highway
8.2L/100 km28.7mpg US34.4mpg UK
7.8L/100 km30.2mpg US36.2mpg UK
Quarter mile
11.3s
Calculated
11.2s
Calculated
Power-to-weight
319hp/t238kW/t145hp/1000 lb
Calculated
312hp/t233kW/t142hp/1000 lb
Calculated
Torque-to-weight
422Nm/t282lb-ft/ton
Calculated
396Nm/t265lb-ft/ton
Calculated
Estimated range
583km362mi
Calculated
687km427mi
Calculated
Displacement
3,800cc232cu in
3,800cc232cu in
Length
4,450mm175in
4,506mm177in
Width
1,852mm73in
1,880mm74in
Height
1,300mm51in
1,292mm51in
Wheelbase
2,350mm93in
2,450mm96in
Front track-
1,541mm61in
Rear track-
1,590mm63in
Trunk volume-
275L
Max trunk volume
105L
-
Doors
2
2
Seats
4
4
Fuel tank
67L
68L
CO2 emissions-
231g/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 Cabriolet (997) Facelift 2008 Turbo S 3.8Porsche 911 Cabriolet (991) Turbo 3.8PowerTorque
  • Porsche 911 Cabriolet (997) Facelift 2008 Turbo S 3.8: Power / Torque
  • Porsche 911 Cabriolet (991) Turbo 3.8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 Cabriolet (997)Facelift 2008Turbo S 3.86,250-6,750 rpm2,100-4,250 rpm7,000 rpm
Porsche911 Cabriolet (991)Turbo 3.86,000-6,500 rpm1,950-5,000 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 Cabriolet (997)Facelift 2008Turbo S 3.8Porsche911 Cabriolet (991)Turbo 3.8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.2 s
3.3 s
0-100 km/h
0-62 mph
3.4 s
3.5 s
0-200 km/h
0-124 mph
11.3 s
9.9 s
Top speed
315 km/h
196 mph
315 km/h
196 mph
Drag race simulation
60 ft
18 m
1.8 s
1.9 s
330 ft
101 m
4.8 s
5.0 s
1/8 mile
201 m
7.4 s
7.4 s
1000 ft
305 m
9.5 s
9.4 s
1/4 mile
402 m
11.3 s
11.2 s
Trap speed
1/4 mile
402 m
200 km/h
124 mph
213 km/h
132 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Facelift 2008Turbo S 3.8
530 hp
395 kW
Porsche911 Cabriolet (991)Turbo 3.8
520 hp
388 kW

Porsche 911 Cabriolet (997) Facelift 2008 Turbo S 3.8 has 10 hp more than Porsche 911 Cabriolet (991) Turbo 3.8.

The biggest power difference is between Porsche 911 Cabriolet (991) Turbo 3.8 and Porsche 911 Cabriolet (997) Facelift 2008 Turbo S 3.8: 10 hp (7 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Facelift 2008Turbo S 3.8
700 Nm
516 lb-ft
Porsche911 Cabriolet (991)Turbo 3.8
660 Nm
487 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Facelift 2008Turbo S 3.8
1,660 kg
3,660 lb
Porsche911 Cabriolet (991)Turbo 3.8
1,665 kg
3,671 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 Cabriolet (997)Facelift 2008Turbo S 3.8
315 km/h
196 mph
Porsche911 Cabriolet (991)Turbo 3.8
315 km/h
196 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Facelift 2008Turbo S 3.83.4 s
Porsche911 Cabriolet (991)Turbo 3.83.5 s

The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (997) Facelift 2008 Turbo S 3.8 and Porsche 911 Cabriolet (991) Turbo 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 Cabriolet (997)Facelift 2008Turbo S 3.8
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
Porsche911 Cabriolet (991)Turbo 3.8
9.9 L/100 km
23.8 mpg US
28.5 mpg UK

The biggest fuel consumption difference is between Porsche 911 Cabriolet (991) Turbo 3.8 and Porsche 911 Cabriolet (997) Facelift 2008 Turbo S 3.8: 1.6 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 Cabriolet (997)Facelift 2008Turbo S 3.8
319 hp/t
238 kW/t
3.1 kg/hp
Porsche911 Cabriolet (991)Turbo 3.8
312 hp/t
233 kW/t
3.2 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Facelift 2008Turbo S 3.8
583 km
362 mi
Porsche911 Cabriolet (991)Turbo 3.8
687 km
427 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 Cabriolet (997)Facelift 2008Turbo S 3.8
530 hp
395 kW
3.4 s
315 km/h
196 mph
Porsche911 Cabriolet (991)Turbo 3.8
520 hp
388 kW
3.5 s
315 km/h
196 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 Cabriolet (997)Facelift 2008Turbo S 3.8
Power
530 hp
395 kW
0-100 km/h3.4 s
Top speed
315 km/h
196 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 Cabriolet (991)Turbo 3.8
Power
520 hp
388 kW
0-100 km/h3.5 s
Top speed
315 km/h
196 mph
Doors/seats
2 doors
4 seats
Trunk
275 L
9.7 cu ft
Length
4,506 mm
177.4 in
Height
1,292 mm
50.9 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 Cabriolet (997)Facelift 2008Turbo S 3.8
Power
530 hp
395 kW
0-100 km/h3.4 s
Top speed
315 km/h
196 mph
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
Porsche911 Cabriolet (991)Turbo 3.8
Power
520 hp
388 kW
0-100 km/h3.5 s
Top speed
315 km/h
196 mph
9.9 L/100 km
23.8 mpg US
28.5 mpg UK

Porsche 911 Cabriolet (991) Turbo 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 Cabriolet (997)Facelift 2008Turbo S 3.8
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
3.4 s
Porsche911 Cabriolet (991)Turbo 3.8
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
3.5 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 Cabriolet (997)Facelift 2008Turbo S 3.8
319 hp/t
238 kW/t
3.1 kg/hp
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
Porsche911 Cabriolet (991)Turbo 3.8
312 hp/t
233 kW/t
3.2 kg/hp
9.9 L/100 km
23.8 mpg US
28.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 Cabriolet (997)Facelift 2008Turbo S 3.8Porsche911 Cabriolet (991)Turbo 3.8
Power
530 hp
395 kW
520 hp
388 kW
Torque
700 Nm
516 lb-ft
660 Nm
487 lb-ft
Acceleration
3.4 s
3.5 s
Top speed
315 km/h
196 mph
315 km/h
196 mph
Lightness
1,660 kg
3,660 lb
1,665 kg
3,671 lb
Fuel consumption
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
9.9 L/100 km
23.8 mpg US
28.5 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
275 L
9.7 cu ft
Length
4,506 mm
177.4 in
Height
1,292 mm
50.9 in
Range score
583 km
362 mi
687 km
427 mi
CO2 score
-
231 g/km
Trunk score
105 L
3.7 cu ft
275 L
9.7 cu ft
Power-to-weight score
319 hp/t
238 kW/t
3.1 kg/hp
312 hp/t
233 kW/t
3.2 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 Cabriolet (997) Facelift 2008 Turbo S 3.8Porsche 911 Cabriolet (991) Turbo 3.8
Consumption11.5 L/100 km20.5 mpg US24.6 mpg UK9.9 L/100 km23.8 mpg US28.5 mpg UK
Cost / 100 km20.13 LC100 km17.33 LC100 km
Cost / 100 mi32.39 LC100 mi27.88 LC100 mi
Annual fuel used1,725 L456 US gal379 UK gal1,485 L392 US gal327 UK gal
Annual fuel cost3,019 LC/year2,599 LC/year

Head-to-head comparisons

Porsche 911 Cabriolet (997) Facelift 2008 Turbo S 3.8

  • Has 10 hp more
  • Has 40 Nm more
  • Is 5 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Has 7 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Smallest trunk

Porsche 911 Cabriolet (991) Turbo 3.8

  • Uses 1.6 L/100 km less fuel
  • Has 104 km (65 mi) more estimated range
  • Has 170 L more trunk volume

Pros

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

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 Cabriolet (997) Turbo S 3.8
Porsche 911 Cabriolet (991) Turbo 3.8
Compare selected cars
2 vehicles selected

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Porsche 911 Cabriolet (997) · Facelift 2008 Turbo S 3.8 vs Porsche 911 Cabriolet (991) Turbo 3.8 - car comparison - FastVsFaster