Car comparison

Porsche 911 Cabriolet (997) Turbo 3.6vsPorsche 911 Cabriolet (991) Carrera 3.4

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)

Carrera 3.4

350 hp3436 ccGasolineRWDDual-clutchNaturally aspiratedCabriolet / convertible2011-2015

Comparison overview

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

Best choices

Porsche 911 Cabriolet (997) Turbo 3.6

  • Quickest 0-100 km/h
    3.8 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
    290 hp/t
    216 kW/t
    3.4 kg/hp
  • Best overall score
    76/100
  • Best performance score
    89/100
  • Best practicality score
    47/100

Porsche 911 Cabriolet (991) Carrera 3.4

  • Lightest
    1,490 kg
    3,285 lb
  • Lowest combined fuel consumption
    8.4 L/100 km
    28.0 mpg US
    33.6 mpg UK
  • Lowest city consumption
    11.5 L/100 km
    20.5 mpg US
    24.6 mpg UK
  • Lowest highway consumption
    6.7 L/100 km
    35.1 mpg US
    42.2 mpg UK
  • Best estimated range
    762 km
    473 mi
  • Best economy score
    84/100

Specification comparison

Specification comparison
ModelPorsche911 Cabriolet (997)Turbo 3.6Porsche911 Cabriolet (991)Carrera 3.4
Power
480hp358kW
350hp261kW
Torque
620Nm457lb-ft
390Nm288lb-ft
Curb weight
1,655kg3,649lb
1,490kg3,285lb
Gross weight
2,000kg4,409lb
1,870kg4,123lb
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Calculated
284 km/h
176 mph
To 99% top speed
58.0s99% target: 317 km/h / 197 mph
Calculated
63.2s99% target: 281 km/h / 175 mph
Calculated
0-100 km/h
3.8s
4.6s
0-200 km/h
10.8s
Calculated
14.5s
Calculated
0-60 mph
3.6s
Calculated
4.4s
Calculated
Fuel consumption
13.7L/100 km17.2mpg US20.6mpg UK
8.4L/100 km28mpg US33.6mpg UK
Fuel consumption city
20.2L/100 km11.6mpg US14.0mpg UK
11.5L/100 km20.5mpg US24.6mpg UK
Fuel consumption highway
9.6L/100 km24.5mpg US29.4mpg UK
6.7L/100 km35.1mpg US42.2mpg UK
Quarter mile
11.5s
Calculated
12.6s
Calculated
Power-to-weight
290hp/t216kW/t132hp/1000 lb
Calculated
235hp/t175kW/t107hp/1000 lb
Calculated
Torque-to-weight
375Nm/t251lb-ft/ton
Calculated
262Nm/t175lb-ft/ton
Calculated
Estimated range
467km290mi
Calculated
762km473mi
Calculated
Displacement
3,600cc220cu in
3,436cc210cu in
Length
4,427mm174in
4,491mm177in
Width
1,808mm71in
1,808mm71in
Height
1,310mm52in
1,299mm51in
Wheelbase
2,350mm93in
2,450mm96in
Front track-
1,532mm60in
Rear track-
1,518mm60in
Trunk volume-
290L
Doors
2
2
Seats
4
4
Fuel tank
64L
64L
CO2 emissions-
195g/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) Carrera 3.4PowerTorque
  • Porsche 911 Cabriolet (997) Turbo 3.6: Power / Torque
  • Porsche 911 Cabriolet (991) Carrera 3.4: 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)Carrera 3.47,400 rpm5,600 rpm7,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 Cabriolet (997)Turbo 3.6Porsche911 Cabriolet (991)Carrera 3.4
Acceleration checkpoints
0-60 mph
0-97 km/h
3.6 s
4.4 s
0-100 km/h
0-62 mph
3.8 s
4.6 s
0-200 km/h
0-124 mph
10.8 s
14.5 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
Likely limited
284 km/h
176 mph
Drag race simulation
60 ft
18 m
2.0 s
2.2 s
330 ft
101 m
5.2 s
5.6 s
1/8 mile
201 m
7.6 s
8.3 s
1000 ft
305 m
9.8 s
10.6 s
1/4 mile
402 m
11.5 s
12.6 s
Trap speed
1/4 mile
402 m
207 km/h
129 mph
187 km/h
116 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)Carrera 3.4
350 hp
261 kW

Porsche 911 Cabriolet (997) Turbo 3.6 has 130 hp more than Porsche 911 Cabriolet (991) Carrera 3.4.

The biggest power difference is between Porsche 911 Cabriolet (991) Carrera 3.4 and Porsche 911 Cabriolet (997) Turbo 3.6: 130 hp (97 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)Carrera 3.4
390 Nm
288 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)Carrera 3.4
1,490 kg
3,285 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)Carrera 3.4
284 km/h
176 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)Carrera 3.44.6 s

The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (997) Turbo 3.6 and Porsche 911 Cabriolet (991) Carrera 3.4: 0.8 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)Carrera 3.4
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

The biggest fuel consumption difference is between Porsche 911 Cabriolet (991) Carrera 3.4 and Porsche 911 Cabriolet (997) Turbo 3.6: 5.3 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)Carrera 3.4
235 hp/t
175 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 Cabriolet (997)Turbo 3.6
467 km
290 mi
Porsche911 Cabriolet (991)Carrera 3.4
762 km
473 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)Carrera 3.4
350 hp
261 kW
4.6 s
284 km/h
176 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)Carrera 3.4
Power
350 hp
261 kW
0-100 km/h4.6 s
Top speed
284 km/h
176 mph
Doors/seats
2 doors
4 seats
Trunk
290 L
10.2 cu ft
Length
4,491 mm
176.8 in
Height
1,299 mm
51.1 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)Carrera 3.4
Power
350 hp
261 kW
0-100 km/h4.6 s
Top speed
284 km/h
176 mph
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

Porsche 911 Cabriolet (991) Carrera 3.4 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)Carrera 3.4
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
4.6 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)Carrera 3.4
235 hp/t
175 kW/t
4.3 kg/hp
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 Cabriolet (997)Turbo 3.6Porsche911 Cabriolet (991)Carrera 3.4
Power
480 hp
358 kW
350 hp
261 kW
Torque
620 Nm
457 lb-ft
390 Nm
288 lb-ft
Acceleration
3.8 s
4.6 s
Top speed
Unrestricted
320 km/h199 mph
Restricted
310 km/h193 mph
284 km/h
176 mph
Lightness
1,655 kg
3,649 lb
1,490 kg
3,285 lb
Fuel consumption
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
8.4 L/100 km
28.0 mpg US
33.6 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
290 L
10.2 cu ft
Length
4,491 mm
176.8 in
Height
1,299 mm
51.1 in
Range score
467 km
290 mi
762 km
473 mi
CO2 score
-
195 g/km
Trunk score
-
290 L
10.2 cu ft
Power-to-weight score
290 hp/t
216 kW/t
3.4 kg/hp
235 hp/t
175 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 Cabriolet (997) Turbo 3.6Porsche 911 Cabriolet (991) Carrera 3.4
Consumption13.7 L/100 km17.2 mpg US20.6 mpg UK8.4 L/100 km28 mpg US33.6 mpg UK
Cost / 100 km23.97 LC100 km14.70 LC100 km
Cost / 100 mi38.58 LC100 mi23.66 LC100 mi
Annual fuel used2,055 L543 US gal452 UK gal1,260 L333 US gal277 UK gal
Annual fuel cost3,596 LC/year2,205 LC/year

Head-to-head comparisons

Porsche 911 Cabriolet (997) Turbo 3.6

  • Has 130 hp more
  • Has 230 Nm more
  • Is 0.8 s quicker from 0-100 km/h
  • Has 36 km/h (22 mph) higher top speed
  • Has 55 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

Porsche 911 Cabriolet (991) Carrera 3.4

  • Is 165 kg lighter
  • Uses 5.3 L/100 km less fuel
  • Has 295 km (183 mi) more estimated range

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 Cabriolet (997) Turbo 3.6
Porsche 911 Cabriolet (991) Carrera 3.4
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