Car comparison

Porsche 911 Cabriolet (997) Turbo 3.6vsPorsche 911 Cabriolet (991) Turbo S 3.8

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

New comparison

Porsche 911 Cabriolet (997)

Turbo 3.6

480 hp3600 ccGasolineRWDAutomaticTurbochargedCabriolet / convertible2007-2008
VS

Porsche 911 Cabriolet (991)

Turbo S 3.8

560 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 (991) Turbo S 3.8

  • Quickest 0-100 km/h
    3.1 s
  • Most powerful
    560 hp
    418 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Best power-to-weight
    335 hp/t
    250 kW/t
    3.0 kg/hp
  • Lowest combined fuel consumption
    9.7 L/100 km
    24.2 mpg US
    29.1 mpg UK
  • Lowest city consumption
    13.2 L/100 km
    17.8 mpg US
    21.4 mpg UK
  • Lowest highway consumption
    7.7 L/100 km
    30.5 mpg US
    36.7 mpg UK
  • Best estimated range
    701 km
    436 mi
  • Best overall score
    78/100
  • Best performance score
    93/100
  • Best economy score
    81/100

Specification comparison

Specification comparison
ModelPorsche911 Cabriolet (997)Turbo 3.6Porsche911 Cabriolet (991)Turbo S 3.8
Power
480hp358kW
560hp418kW
Torque
620Nm457lb-ft
700Nm516lb-ft
Curb weight
1,655kg3,649lb
1,670kg3,682lb
Gross weight
2,000kg4,409lb
2,045kg4,508lb
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Calculated
318 km/h
198 mph
To 99% top speed
57.8s99% target: 317 km/h / 197 mph
Calculated
44.1s99% target: 315 km/h / 196 mph
Calculated
0-100 km/h
3.8s
3.1s
0-200 km/h
10.8s
Calculated
8.6s
Calculated
0-60 mph
3.6s
Calculated
3.0s
Calculated
Fuel consumption
13.7L/100 km17.2mpg US20.6mpg UK
9.7L/100 km24.2mpg US29.1mpg UK
Fuel consumption city
20.2L/100 km11.6mpg US14.0mpg UK
13.2L/100 km17.8mpg US21.4mpg UK
Fuel consumption highway
9.6L/100 km24.5mpg US29.4mpg UK
7.7L/100 km30.5mpg US36.7mpg UK
Quarter mile
11.5s
Calculated
10.6s
Calculated
Power-to-weight
290hp/t216kW/t132hp/1000 lb
Calculated
335hp/t250kW/t152hp/1000 lb
Calculated
Torque-to-weight
375Nm/t251lb-ft/ton
Calculated
419Nm/t280lb-ft/ton
Calculated
Estimated range
467km290mi
Calculated
701km436mi
Calculated
Displacement
3,600cc220cu in
3,800cc232cu in
Length
4,427mm174in
4,506mm177in
Width
1,808mm71in
1,880mm74in
Height
1,310mm52in
1,295mm51in
Wheelbase
2,350mm93in
2,450mm96in
Front track-
1,539mm61in
Rear track-
1,590mm63in
Doors
2
2
Seats
4
4
Fuel tank
64L
68L
CO2 emissions-
227g/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) Turbo 3.6Porsche 911 Cabriolet (991) Turbo S 3.8PowerTorque
  • Porsche 911 Cabriolet (997) Turbo 3.6: Power / Torque
  • Porsche 911 Cabriolet (991) Turbo S 3.8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 Cabriolet (997)Turbo 3.66,000 rpm1,950 rpm6,250 rpm
Porsche911 Cabriolet (991)Turbo S 3.86,500-6,750 rpm2,100-4,250 rpm7,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 Cabriolet (997)Turbo 3.6Porsche911 Cabriolet (991)Turbo S 3.8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.6 s
3.0 s
0-100 km/h
0-62 mph
3.8 s
3.1 s
0-200 km/h
0-124 mph
10.8 s
8.6 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Likely limited
318 km/h
198 mph
Drag race simulation
60 ft
18 m
2.0 s
1.9 s
330 ft
101 m
5.2 s
4.7 s
1/8 mile
201 m
7.6 s
7.0 s
1000 ft
305 m
9.8 s
9.0 s
1/4 mile
402 m
11.5 s
10.6 s
Trap speed
1/4 mile
402 m
207 km/h
129 mph
222 km/h
138 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Turbo 3.6
480 hp
358 kW
Porsche911 Cabriolet (991)Turbo S 3.8
560 hp
418 kW

Porsche 911 Cabriolet (991) Turbo S 3.8 has 80 hp more than Porsche 911 Cabriolet (997) Turbo 3.6.

The biggest power difference is between Porsche 911 Cabriolet (997) Turbo 3.6 and Porsche 911 Cabriolet (991) Turbo S 3.8: 80 hp (60 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Turbo 3.6
620 Nm
457 lb-ft
Porsche911 Cabriolet (991)Turbo S 3.8
700 Nm
516 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Turbo 3.6
1,655 kg
3,649 lb
Porsche911 Cabriolet (991)Turbo S 3.8
1,670 kg
3,682 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)Turbo 3.6
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Porsche911 Cabriolet (991)Turbo S 3.8
318 km/h
198 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)Turbo 3.63.8 s
Porsche911 Cabriolet (991)Turbo S 3.83.1 s

The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (991) Turbo S 3.8 and Porsche 911 Cabriolet (997) Turbo 3.6: 0.7 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)Turbo 3.6
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
Porsche911 Cabriolet (991)Turbo S 3.8
9.7 L/100 km
24.2 mpg US
29.1 mpg UK

The biggest fuel consumption difference is between Porsche 911 Cabriolet (991) Turbo S 3.8 and Porsche 911 Cabriolet (997) Turbo 3.6: 4.0 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 Cabriolet (997)Turbo 3.6
290 hp/t
216 kW/t
3.4 kg/hp
Porsche911 Cabriolet (991)Turbo S 3.8
335 hp/t
250 kW/t
3.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (997)Turbo 3.6
467 km
290 mi
Porsche911 Cabriolet (991)Turbo S 3.8
701 km
436 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 Cabriolet (997)Turbo 3.6
480 hp
358 kW
3.8 s
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Porsche911 Cabriolet (991)Turbo S 3.8
560 hp
418 kW
3.1 s
318 km/h
198 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)Turbo 3.6
Power
480 hp
358 kW
0-100 km/h3.8 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Doors/seats
2 doors
4 seats
Trunk-
Length
4,427 mm
174.3 in
Height
1,310 mm
51.6 in
Porsche911 Cabriolet (991)Turbo S 3.8
Power
560 hp
418 kW
0-100 km/h3.1 s
Top speed
318 km/h
198 mph
Doors/seats
2 doors
4 seats
Trunk-
Length
4,506 mm
177.4 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 Cabriolet (997)Turbo 3.6
Power
480 hp
358 kW
0-100 km/h3.8 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
Porsche911 Cabriolet (991)Turbo S 3.8
Power
560 hp
418 kW
0-100 km/h3.1 s
Top speed
318 km/h
198 mph
9.7 L/100 km
24.2 mpg US
29.1 mpg UK

Porsche 911 Cabriolet (991) Turbo S 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)Turbo 3.6
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
3.8 s
Porsche911 Cabriolet (991)Turbo S 3.8
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
3.1 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)Turbo 3.6
290 hp/t
216 kW/t
3.4 kg/hp
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
Porsche911 Cabriolet (991)Turbo S 3.8
335 hp/t
250 kW/t
3.0 kg/hp
9.7 L/100 km
24.2 mpg US
29.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 Cabriolet (997)Turbo 3.6Porsche911 Cabriolet (991)Turbo S 3.8
Power
480 hp
358 kW
560 hp
418 kW
Torque
620 Nm
457 lb-ft
700 Nm
516 lb-ft
Acceleration
3.8 s
3.1 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
318 km/h
198 mph
Lightness
1,655 kg
3,649 lb
1,670 kg
3,682 lb
Fuel consumption
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk-
Length
4,427 mm
174.3 in
Height
1,310 mm
51.6 in
Doors/seats
2 doors
4 seats
Trunk-
Length
4,506 mm
177.4 in
Height
1,295 mm
51.0 in
Range score
467 km
290 mi
701 km
436 mi
CO2 score
-
227 g/km
Power-to-weight score
290 hp/t
216 kW/t
3.4 kg/hp
335 hp/t
250 kW/t
3.0 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 Cabriolet (997) Turbo 3.6Porsche 911 Cabriolet (991) Turbo S 3.8
Consumption13.7 L/100 km17.2 mpg US20.6 mpg UK9.7 L/100 km24.2 mpg US29.1 mpg UK
Cost / 100 km23.97 LC100 km16.97 LC100 km
Cost / 100 mi38.58 LC100 mi27.32 LC100 mi
Annual fuel used2,055 L543 US gal452 UK gal1,455 L384 US gal320 UK gal
Annual fuel cost3,596 LC/year2,546 LC/year

Head-to-head comparisons

Porsche 911 Cabriolet (991) Turbo S 3.8

  • Has 80 hp more
  • Has 80 Nm more
  • Is 0.7 s quicker from 0-100 km/h
  • Uses 4.0 L/100 km less fuel
  • Has 45 hp/t better power-to-weight
  • Has 234 km (145 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 Cabriolet (997) Turbo 3.6
Porsche 911 Cabriolet (991) Turbo S 3.8
Compare selected cars
2 vehicles selected

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