Car comparison

Porsche 911 Cabriolet (992) Turbo 3.8vsPorsche 911 (992) · Facelift 2024 GT3 4.0

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

New comparison

Porsche 911 Cabriolet (992)

Turbo 3.8

580 hp3745 ccGasolineAWDDual-clutchTwin-turboCabriolet / convertible2020-2024
VS

Porsche 911 (992) · Facelift 2024

GT3 4.0

510 hp3996 ccGasolineRWDDual-clutchNaturally aspiratedCoupe2024-present

Comparison overview

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

Best choices

Porsche 911 Cabriolet (992) Turbo 3.8

  • Quickest 0-100 km/h
    2.9 s
  • Fastest top speed
    330 km/h
    205 mph Unrestricted
    320 km/h
    199 mph Restricted
  • Most powerful
    580 hp
    433 kW
  • Highest torque
    750 Nm
    553 lb-ft
  • Lowest combined fuel consumption
    11.3 L/100 km
    20.8 mpg US
    25.0 mpg UK
  • Best overall score
    76/100
  • Best performance score
    94/100
  • Best economy score
    77/100

Specification comparison

Specification comparison
ModelPorsche911 Cabriolet (992)Turbo 3.8Porsche911 (992)Facelift 2024GT3 4.0
Power
580hp433kW
510hp380kW
Torque
750Nm553lb-ft
450Nm332lb-ft
Curb weight
1,710kg3,770lb
1,479kg3,261lb
Gross weight
2,100kg4,630lb
1,782kg3,929lb
Top speed
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
Calculated
311 km/h
193 mph
To 99% top speed
82.8s99% target: 327 km/h / 203 mph
Calculated
63.5s99% target: 308 km/h / 191 mph
Calculated
0-100 km/h
2.9s
3.4s
0-200 km/h
10.1s
10.8s
0-60 mph
2.7s
Calculated
3.2s
Calculated
Fuel consumption
11.3L/100 km20.8mpg US25.0mpg UK
13.8L/100 km17mpg US20.5mpg UK
Fuel consumption city
15.2L/100 km15.5mpg US18.6mpg UK
-
Fuel consumption highway
8.9L/100 km26.4mpg US31.7mpg UK
-
Quarter mile
10.8s
Calculated
11.3s
Calculated
Power-to-weight
339hp/t253kW/t154hp/1000 lb
Calculated
345hp/t257kW/t156hp/1000 lb
Calculated
Torque-to-weight
439Nm/t293lb-ft/ton
Calculated
304Nm/t204lb-ft/ton
Calculated
Estimated range
593km368mi
Calculated
-
Displacement
3,745cc229cu in
3,996cc244cu in
Length
4,535mm179in
4,570mm180in
Width
1,900mm75in
1,852mm73in
Height
1,302mm51in
1,279mm50in
Wheelbase
2,450mm96in
2,457mm97in
Front track
1,583mm62in
-
Rear track
1,600mm63in
-
Ground clearance-
76mm3in
Trunk volume
163L
373L
Doors
2
2
Seats
4
2
Fuel tank
67L
-

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)Turbo 3.8Porsche911 (992)Facelift 2024GT3 4.0
Acceleration checkpoints
0-60 mph
0-97 km/h
2.7 s
3.2 s
0-100 km/h
0-62 mph
2.9 s
3.4 s
0-200 km/h
0-124 mph
10.1 s
10.8 s
0-200 mph
0-322 km/h
62.1 s
-
Top speed
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
Likely limited
311 km/h
193 mph
Drag race simulation
60 ft
18 m
1.6 s
1.8 s
330 ft
101 m
4.5 s
4.9 s
1/8 mile
201 m
6.9 s
7.3 s
1000 ft
305 m
9.0 s
9.5 s
1/4 mile
402 m
10.8 s
11.3 s
Trap speed
1/4 mile
402 m
206 km/h
128 mph
204 km/h
127 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Turbo 3.8
580 hp
433 kW
Porsche911 (992)Facelift 2024GT3 4.0
510 hp
380 kW

Porsche 911 Cabriolet (992) Turbo 3.8 has 70 hp more than Porsche 911 (992) Facelift 2024 GT3 4.0.

The biggest power difference is between Porsche 911 (992) Facelift 2024 GT3 4.0 and Porsche 911 Cabriolet (992) Turbo 3.8: 70 hp (52 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Turbo 3.8
750 Nm
553 lb-ft
Porsche911 (992)Facelift 2024GT3 4.0
450 Nm
332 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Turbo 3.8
1,710 kg
3,770 lb
Porsche911 (992)Facelift 2024GT3 4.0
1,479 kg
3,261 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)Turbo 3.8
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
Porsche911 (992)Facelift 2024GT3 4.0
311 km/h
193 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)Turbo 3.82.9 s
Porsche911 (992)Facelift 2024GT3 4.03.4 s

The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (992) Turbo 3.8 and Porsche 911 (992) Facelift 2024 GT3 4.0: 0.5 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)Turbo 3.8
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
Porsche911 (992)Facelift 2024GT3 4.0
13.8 L/100 km
17.0 mpg US
20.5 mpg UK

The biggest fuel consumption difference is between Porsche 911 Cabriolet (992) Turbo 3.8 and Porsche 911 (992) Facelift 2024 GT3 4.0: 2.5 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)Turbo 3.8
339 hp/t
253 kW/t
2.9 kg/hp
Porsche911 (992)Facelift 2024GT3 4.0
345 hp/t
257 kW/t
2.9 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 Cabriolet (992)Turbo 3.8
580 hp
433 kW
2.9 s
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
Porsche911 (992)Facelift 2024GT3 4.0
510 hp
380 kW
3.4 s
311 km/h
193 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)Turbo 3.8
Power
580 hp
433 kW
0-100 km/h2.9 s
Top speed
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
Doors/seats
2 doors
4 seats
Trunk
163 L
5.8 cu ft
Length
4,535 mm
178.5 in
Height
1,302 mm
51.3 in
Porsche911 (992)Facelift 2024GT3 4.0
Power
510 hp
380 kW
0-100 km/h3.4 s
Top speed
311 km/h
193 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

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)Turbo 3.8
Power
580 hp
433 kW
0-100 km/h2.9 s
Top speed
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
Porsche911 (992)Facelift 2024GT3 4.0
Power
510 hp
380 kW
0-100 km/h3.4 s
Top speed
311 km/h
193 mph
13.8 L/100 km
17.0 mpg US
20.5 mpg UK

Porsche 911 Cabriolet (992) 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)Turbo 3.8
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
2.9 s
Porsche911 (992)Facelift 2024GT3 4.0
13.8 L/100 km
17.0 mpg US
20.5 mpg UK
3.4 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)Turbo 3.8
339 hp/t
253 kW/t
2.9 kg/hp
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
Porsche911 (992)Facelift 2024GT3 4.0
345 hp/t
257 kW/t
2.9 kg/hp
13.8 L/100 km
17.0 mpg US
20.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 Cabriolet (992)Turbo 3.8Porsche911 (992)Facelift 2024GT3 4.0
Power
580 hp
433 kW
510 hp
380 kW
Torque
750 Nm
553 lb-ft
450 Nm
332 lb-ft
Acceleration
2.9 s
3.4 s
Top speed
Unrestricted
330 km/h205 mph
Restricted
320 km/h199 mph
311 km/h
193 mph
Lightness
1,710 kg
3,770 lb
1,479 kg
3,261 lb
Fuel consumption
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
13.8 L/100 km
17.0 mpg US
20.5 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
163 L
5.8 cu ft
Length
4,535 mm
178.5 in
Height
1,302 mm
51.3 in
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
Range score
593 km
368 mi
-
Trunk score
163 L
5.8 cu ft
373 L
13.2 cu ft
Power-to-weight score
339 hp/t
253 kW/t
2.9 kg/hp
345 hp/t
257 kW/t
2.9 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) Turbo 3.8Porsche 911 (992) Facelift 2024 GT3 4.0
Consumption11.3 L/100 km20.8 mpg US25 mpg UK13.8 L/100 km17 mpg US20.5 mpg UK
Cost / 100 km19.78 LC100 km24.15 LC100 km
Cost / 100 mi31.82 LC100 mi38.87 LC100 mi
Annual fuel used1,695 L448 US gal373 UK gal2,070 L547 US gal455 UK gal
Annual fuel cost2,966 LC/year3,623 LC/year

Head-to-head comparisons

Porsche 911 Cabriolet (992) Turbo 3.8

  • Has 70 hp more
  • Has 300 Nm more
  • Is 0.5 s quicker from 0-100 km/h
  • Has 19 km/h (12 mph) higher top speed
  • Uses 2.5 L/100 km less fuel

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption

Cons

  • Heaviest
  • Smallest trunk

Porsche 911 (992) Facelift 2024 GT3 4.0

  • Is 231 kg lighter
  • Has 6 hp/t better power-to-weight
  • Has 210 L more trunk volume

Pros

  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 Cabriolet (992) Turbo 3.8
Porsche 911 (992) GT3 4.0
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2 vehicles selected

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