Car comparison

Porsche 911 Cabriolet (992) · Facelift 2024 GT3 S/C 4.0vsPorsche 911 (997) · Facelift 2008 Turbo 3.8

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

New comparison

Porsche 911 Cabriolet (992) · Facelift 2024

GT3 S/C 4.0

510 hp3996 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible2026-present
VS

Porsche 911 (997) · Facelift 2008

Turbo 3.8

500 hp3800 ccGasolineAWDManualTurbochargedCoupe2009-2011

Comparison overview

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

Best choices

Porsche 911 (997) Facelift 2008 Turbo 3.8

  • Quickest 0-100 km/h
    3.7 s
  • Highest torque
    650 Nm
    479 lb-ft
  • Lowest combined fuel consumption
    11.6 L/100 km
    20.3 mpg US
    24.4 mpg UK
  • Best estimated range
    578 km
    359 mi
  • Best overall score
    78/100
  • Best performance score
    90/100
  • Best economy score
    76/100
  • Best practicality score
    51/100

Specification comparison

Specification comparison
ModelPorsche911 Cabriolet (992)Facelift 2024GT3 S/C 4.0Porsche911 (997)Facelift 2008Turbo 3.8
Power
510hp380kW
500hp373kW
Torque
450Nm332lb-ft
650Nm479lb-ft
Curb weight
1,507kg3,322lb
1,570kg3,461lb
Gross weight
1,767kg3,896lb
1,935kg4,266lb
Top speed
313 km/h
194 mph
312 km/h
194 mph
To 99% top speed
67.0s99% target: 310 km/h / 193 mph
Calculated
53.6s99% target: 309 km/h / 192 mph
Calculated
0-100 km/h
3.9s
3.7s
0-200 km/h
11.9s
10.6s
Calculated
0-60 mph
3.7s
Calculated
3.5s
Calculated
Fuel consumption
13.7L/100 km17.2mpg US20.6mpg UK
11.6L/100 km20.3mpg US24.4mpg UK
Fuel consumption city-
16.5L/100 km14.3mpg US17.1mpg UK
Fuel consumption highway-
8.3L/100 km28.3mpg US34.0mpg UK
Quarter mile
11.8s
Calculated
11.4s
Calculated
Power-to-weight
338hp/t252kW/t154hp/1000 lb
Calculated
318hp/t237kW/t144hp/1000 lb
Calculated
Torque-to-weight
299Nm/t200lb-ft/ton
Calculated
414Nm/t277lb-ft/ton
Calculated
Estimated range
460km286mi
Calculated
578km359mi
Calculated
Displacement
3,996cc244cu in
3,800cc232cu in
Length
4,570mm180in
4,450mm175in
Width
1,852mm73in
1,852mm73in
Height
1,279mm50in
1,300mm51in
Wheelbase
2,457mm97in
2,350mm93in
Ground clearance
100mm4in
-
Trunk volume
373L
-
Max trunk volume-
105L
Doors
2
2
Seats
2
4
Fuel tank
63L
67L
CO2 emissions-
272g/km

Performance charts

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

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 Cabriolet (992)Facelift 2024GT3 S/C 4.0Porsche911 (997)Facelift 2008Turbo 3.8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.7 s
3.5 s
0-100 km/h
0-62 mph
3.9 s
3.7 s
0-200 km/h
0-124 mph
11.9 s
10.6 s
Top speed
313 km/h
194 mph
312 km/h
194 mph
Drag race simulation
60 ft
18 m
2.0 s
2.0 s
330 ft
101 m
5.2 s
5.1 s
1/8 mile
201 m
7.7 s
7.6 s
1000 ft
305 m
9.9 s
9.7 s
1/4 mile
402 m
11.8 s
11.4 s
Trap speed
1/4 mile
402 m
199 km/h
124 mph
208 km/h
129 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Facelift 2024GT3 S/C 4.0
510 hp
380 kW
Porsche911 (997)Facelift 2008Turbo 3.8
500 hp
373 kW

Porsche 911 Cabriolet (992) Facelift 2024 GT3 S/C 4.0 has 10 hp more than Porsche 911 (997) Facelift 2008 Turbo 3.8.

The biggest power difference is between Porsche 911 (997) Facelift 2008 Turbo 3.8 and Porsche 911 Cabriolet (992) Facelift 2024 GT3 S/C 4.0: 10 hp (7 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Facelift 2024GT3 S/C 4.0
450 Nm
332 lb-ft
Porsche911 (997)Facelift 2008Turbo 3.8
650 Nm
479 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Facelift 2024GT3 S/C 4.0
1,507 kg
3,322 lb
Porsche911 (997)Facelift 2008Turbo 3.8
1,570 kg
3,461 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 (992)Facelift 2024GT3 S/C 4.0
313 km/h
194 mph
Porsche911 (997)Facelift 2008Turbo 3.8
312 km/h
194 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Facelift 2024GT3 S/C 4.03.9 s
Porsche911 (997)Facelift 2008Turbo 3.83.7 s

Although Porsche 911 Cabriolet (992) Facelift 2024 GT3 S/C 4.0 has more power, Porsche 911 (997) Facelift 2008 Turbo 3.8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche 911 (997) Facelift 2008 Turbo 3.8 and Porsche 911 Cabriolet (992) Facelift 2024 GT3 S/C 4.0: 0.2 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 (992)Facelift 2024GT3 S/C 4.0
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
Porsche911 (997)Facelift 2008Turbo 3.8
11.6 L/100 km
20.3 mpg US
24.4 mpg UK

The biggest fuel consumption difference is between Porsche 911 (997) Facelift 2008 Turbo 3.8 and Porsche 911 Cabriolet (992) Facelift 2024 GT3 S/C 4.0: 2.1 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 Cabriolet (992)Facelift 2024GT3 S/C 4.0
338 hp/t
252 kW/t
3.0 kg/hp
Porsche911 (997)Facelift 2008Turbo 3.8
318 hp/t
237 kW/t
3.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Facelift 2024GT3 S/C 4.0
460 km
286 mi
Porsche911 (997)Facelift 2008Turbo 3.8
578 km
359 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 Cabriolet (992)Facelift 2024GT3 S/C 4.0
510 hp
380 kW
3.9 s
313 km/h
194 mph
Porsche911 (997)Facelift 2008Turbo 3.8
500 hp
373 kW
3.7 s
312 km/h
194 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 (992)Facelift 2024GT3 S/C 4.0
Power
510 hp
380 kW
0-100 km/h3.9 s
Top speed
313 km/h
194 mph
Doors/seats
2 doors
2 seats
Trunk
373 L
13.2 cu ft
Length
4,570 mm
179.9 in
Height
1,279 mm
50.4 in
Porsche911 (997)Facelift 2008Turbo 3.8
Power
500 hp
373 kW
0-100 km/h3.7 s
Top speed
312 km/h
194 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

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 (992)Facelift 2024GT3 S/C 4.0
Power
510 hp
380 kW
0-100 km/h3.9 s
Top speed
313 km/h
194 mph
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
Porsche911 (997)Facelift 2008Turbo 3.8
Power
500 hp
373 kW
0-100 km/h3.7 s
Top speed
312 km/h
194 mph
11.6 L/100 km
20.3 mpg US
24.4 mpg UK

Porsche 911 (997) Facelift 2008 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 (992)Facelift 2024GT3 S/C 4.0
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
3.9 s
Porsche911 (997)Facelift 2008Turbo 3.8
11.6 L/100 km
20.3 mpg US
24.4 mpg UK
3.7 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 (992)Facelift 2024GT3 S/C 4.0
338 hp/t
252 kW/t
3.0 kg/hp
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
Porsche911 (997)Facelift 2008Turbo 3.8
318 hp/t
237 kW/t
3.1 kg/hp
11.6 L/100 km
20.3 mpg US
24.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 Cabriolet (992)Facelift 2024GT3 S/C 4.0Porsche911 (997)Facelift 2008Turbo 3.8
Power
510 hp
380 kW
500 hp
373 kW
Torque
450 Nm
332 lb-ft
650 Nm
479 lb-ft
Acceleration
3.9 s
3.7 s
Top speed
313 km/h
194 mph
312 km/h
194 mph
Lightness
1,507 kg
3,322 lb
1,570 kg
3,461 lb
Fuel consumption
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
11.6 L/100 km
20.3 mpg US
24.4 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
373 L
13.2 cu ft
Length
4,570 mm
179.9 in
Height
1,279 mm
50.4 in
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
Range score
460 km
286 mi
578 km
359 mi
CO2 score
-
272 g/km
Trunk score
373 L
13.2 cu ft
105 L
3.7 cu ft
Power-to-weight score
338 hp/t
252 kW/t
3.0 kg/hp
318 hp/t
237 kW/t
3.1 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 (992) Facelift 2024 GT3 S/C 4.0Porsche 911 (997) Facelift 2008 Turbo 3.8
Consumption13.7 L/100 km17.2 mpg US20.6 mpg UK11.6 L/100 km20.3 mpg US24.4 mpg UK
Cost / 100 km23.97 LC100 km20.30 LC100 km
Cost / 100 mi38.58 LC100 mi32.67 LC100 mi
Annual fuel used2,055 L543 US gal452 UK gal1,740 L460 US gal383 UK gal
Annual fuel cost3,596 LC/year3,045 LC/year

Head-to-head comparisons

Porsche 911 Cabriolet (992) Facelift 2024 GT3 S/C 4.0

  • Has 10 hp more
  • Is 63 kg lighter
  • Has 1 km/h (1 mph) higher top speed
  • Has 20 hp/t better power-to-weight
  • Has 268 L more trunk volume

Pros

  • Highest top speed
  • Most powerful
  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption

Porsche 911 (997) Facelift 2008 Turbo 3.8

  • Has 200 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Uses 2.1 L/100 km less fuel
  • Has 118 km (73 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Lowest power
  • Heaviest
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 Cabriolet (992) GT3 S/C 4.0
Porsche 911 (997) Turbo 3.8
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Porsche 911 Cabriolet (992) · Facelift 2024 GT3 S/C 4.0 vs Porsche 911 (997) · Facelift 2008 Turbo 3.8 - car comparison - FastVsFaster