Car comparison

Porsche 911 Cabriolet (992) Carrera 4 GTS 3.0vsBMW M4 Convertible (G83) Competition 3.0

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

New comparison

Porsche 911 Cabriolet (992)

Carrera 4 GTS 3.0

480 hp2981 ccGasolineAWDDual-clutchTwin-turboCabriolet / convertible2021-2024
VS

BMW M4 Convertible (G83)

Competition 3.0

510 hp2993 ccGasolineAWDAutomaticTurbochargedCabriolet / convertible2021-2024

Comparison overview

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

Best choices

Porsche 911 Cabriolet (992) Carrera 4 GTS 3.0

  • Quickest 0-100 km/h
    3.5 s
  • Fastest top speed
    315 km/h
    196 mph Unrestricted
    307 km/h
    191 mph Restricted
  • Lightest
    1,665 kg
    3,671 lb
  • Best power-to-weight
    288 hp/t
    215 kW/t
    3.5 kg/hp
  • Lowest combined fuel consumption
    9.9 L/100 km
    23.8 mpg US
    28.5 mpg UK
  • Best estimated range
    677 km
    421 mi
  • Best overall score
    72/100
  • Best performance score
    88/100
  • Best economy score
    80/100

Specification comparison

Specification comparison
ModelPorsche911 Cabriolet (992)Carrera 4 GTS 3.0BMWM4 Convertible (G83)Competition 3.0
Power
480hp358kW
510hp380kW
Torque
570Nm420lb-ft
650Nm479lb-ft
Curb weight
1,665kg3,671lb
1,920kg4,233lb
Gross weight
2,065kg4,553lb
2,345kg5,170lb
Top speed
Unrestricted
315 km/h196 mph
Restricted
307 km/h191 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
91.8s99% target: 312 km/h / 194 mph
Calculated
49.1s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
3.5s
3.7s
0-200 km/h
12.5s
13.2s
Calculated
0-60 mph
3.3s
Calculated
3.5s
Calculated
Fuel consumption
9.9L/100 km23.8mpg US28.5mpg UK
10.2L/100 km23.1mpg US27.7mpg UK
Fuel consumption city
13.7L/100 km17.2mpg US20.6mpg UK
-
Fuel consumption highway
7.7L/100 km30.5mpg US36.7mpg UK
-
Quarter mile
11.6s
Calculated
11.8s
Calculated
Power-to-weight
288hp/t215kW/t131hp/1000 lb
Calculated
266hp/t198kW/t120hp/1000 lb
Calculated
Torque-to-weight
342Nm/t229lb-ft/ton
Calculated
339Nm/t227lb-ft/ton
Calculated
Estimated range
677km421mi
Calculated
578km359mi
Calculated
Displacement
2,981cc182cu in
2,993cc183cu in
Length
4,533mm178in
4,794mm189in
Width
1,852mm73in
1,887mm74in
Height
1,300mm51in
1,395mm55in
Wheelbase
2,450mm96in
2,857mm112in
Front track-
1,617mm64in
Rear track-
1,605mm63in
Ground clearance-
121mm5in
Trunk volume
163L
300L
Max trunk volume-
385L
Doors
2
2
Seats
4
4
Fuel tank
67L
59L

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 (992) Carrera 4 GTS 3.0BMW M4 Convertible (G83) Competition 3.0PowerTorque
  • Porsche 911 Cabriolet (992) Carrera 4 GTS 3.0: Power / Torque
  • BMW M4 Convertible (G83) Competition 3.0: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 Cabriolet (992)Carrera 4 GTS 3.06,500 rpm2,300-5,000 rpm7,500 rpm
BMWM4 Convertible (G83)Competition 3.06,250 rpm2,750-5,500 rpm7,200 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 Cabriolet (992)Carrera 4 GTS 3.0BMWM4 Convertible (G83)Competition 3.0
Acceleration checkpoints
0-60 mph
0-97 km/h
3.3 s
3.5 s
0-100 km/h
0-62 mph
3.5 s
3.7 s
0-200 km/h
0-124 mph
12.5 s
13.2 s
Top speed
Unrestricted
315 km/h196 mph
Restricted
307 km/h191 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
1.8 s
1.9 s
330 ft
101 m
4.9 s
5.0 s
1/8 mile
201 m
7.5 s
7.6 s
1000 ft
305 m
9.7 s
9.9 s
1/4 mile
402 m
11.6 s
11.8 s
Trap speed
1/4 mile
402 m
193 km/h
120 mph
191 km/h
119 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Carrera 4 GTS 3.0
480 hp
358 kW
BMWM4 Convertible (G83)Competition 3.0
510 hp
380 kW

BMW M4 Convertible (G83) Competition 3.0 has 30 hp more than Porsche 911 Cabriolet (992) Carrera 4 GTS 3.0.

The biggest power difference is between Porsche 911 Cabriolet (992) Carrera 4 GTS 3.0 and BMW M4 Convertible (G83) Competition 3.0: 30 hp (22 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Carrera 4 GTS 3.0
570 Nm
420 lb-ft
BMWM4 Convertible (G83)Competition 3.0
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)Carrera 4 GTS 3.0
1,665 kg
3,671 lb
BMWM4 Convertible (G83)Competition 3.0
1,920 kg
4,233 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)Carrera 4 GTS 3.0
Unrestricted
315 km/h196 mph
Restricted
307 km/h191 mph
BMWM4 Convertible (G83)Competition 3.0
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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)Carrera 4 GTS 3.03.5 s
BMWM4 Convertible (G83)Competition 3.03.7 s

Although BMW M4 Convertible (G83) Competition 3.0 has more power, Porsche 911 Cabriolet (992) Carrera 4 GTS 3.0 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (992) Carrera 4 GTS 3.0 and BMW M4 Convertible (G83) Competition 3.0: 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)Carrera 4 GTS 3.0
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
BMWM4 Convertible (G83)Competition 3.0
10.2 L/100 km
23.1 mpg US
27.7 mpg UK

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)Carrera 4 GTS 3.0
288 hp/t
215 kW/t
3.5 kg/hp
BMWM4 Convertible (G83)Competition 3.0
266 hp/t
198 kW/t
3.8 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 Cabriolet (992)Carrera 4 GTS 3.0
677 km
421 mi
BMWM4 Convertible (G83)Competition 3.0
578 km
359 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 Cabriolet (992)Carrera 4 GTS 3.0
480 hp
358 kW
3.5 s
Unrestricted
315 km/h196 mph
Restricted
307 km/h191 mph
BMWM4 Convertible (G83)Competition 3.0
510 hp
380 kW
3.7 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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)Carrera 4 GTS 3.0
Power
480 hp
358 kW
0-100 km/h3.5 s
Top speed
Unrestricted
315 km/h196 mph
Restricted
307 km/h191 mph
Doors/seats
2 doors
4 seats
Trunk
163 L
5.8 cu ft
Length
4,533 mm
178.5 in
Height
1,300 mm
51.2 in
BMWM4 Convertible (G83)Competition 3.0
Power
510 hp
380 kW
0-100 km/h3.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,794 mm
188.7 in
Height
1,395 mm
54.9 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 (992)Carrera 4 GTS 3.0
Power
480 hp
358 kW
0-100 km/h3.5 s
Top speed
Unrestricted
315 km/h196 mph
Restricted
307 km/h191 mph
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
BMWM4 Convertible (G83)Competition 3.0
Power
510 hp
380 kW
0-100 km/h3.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
10.2 L/100 km
23.1 mpg US
27.7 mpg UK

Porsche 911 Cabriolet (992) Carrera 4 GTS 3.0 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)Carrera 4 GTS 3.0
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
3.5 s
BMWM4 Convertible (G83)Competition 3.0
10.2 L/100 km
23.1 mpg US
27.7 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)Carrera 4 GTS 3.0
288 hp/t
215 kW/t
3.5 kg/hp
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
BMWM4 Convertible (G83)Competition 3.0
266 hp/t
198 kW/t
3.8 kg/hp
10.2 L/100 km
23.1 mpg US
27.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 Cabriolet (992)Carrera 4 GTS 3.0BMWM4 Convertible (G83)Competition 3.0
Power
480 hp
358 kW
510 hp
380 kW
Torque
570 Nm
420 lb-ft
650 Nm
479 lb-ft
Acceleration
3.5 s
3.7 s
Top speed
Unrestricted
315 km/h196 mph
Restricted
307 km/h191 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,665 kg
3,671 lb
1,920 kg
4,233 lb
Fuel consumption
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
163 L
5.8 cu ft
Length
4,533 mm
178.5 in
Height
1,300 mm
51.2 in
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,794 mm
188.7 in
Height
1,395 mm
54.9 in
Range score
677 km
421 mi
578 km
359 mi
Trunk score
163 L
5.8 cu ft
300 L
10.6 cu ft
Power-to-weight score
288 hp/t
215 kW/t
3.5 kg/hp
266 hp/t
198 kW/t
3.8 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) Carrera 4 GTS 3.0BMW M4 Convertible (G83) Competition 3.0
Consumption9.9 L/100 km23.8 mpg US28.5 mpg UK10.2 L/100 km23.1 mpg US27.7 mpg UK
Cost / 100 km17.33 LC100 km17.85 LC100 km
Cost / 100 mi27.88 LC100 mi28.73 LC100 mi
Annual fuel used1,485 L392 US gal327 UK gal1,530 L404 US gal337 UK gal
Annual fuel cost2,599 LC/year2,678 LC/year

Head-to-head comparisons

Porsche 911 Cabriolet (992) Carrera 4 GTS 3.0

  • Is 255 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Has 55 km/h (34 mph) higher top speed
  • Uses 0.3 L/100 km less fuel
  • Has 23 hp/t better power-to-weight
  • Has 98 km (61 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Lowest power
  • Smallest trunk

BMW M4 Convertible (G83) Competition 3.0

  • Has 30 hp more
  • Has 80 Nm more
  • Has 137 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 Cabriolet (992) Carrera 4 GTS 3.0
BMW M4 Convertible (G83) Competition 3.0
Compare selected cars
2 vehicles selected

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