Car comparison

Porsche 911 (992) · Facelift 2024 GT3 4.0vsAlpina B4 Gran Coupe (G26) · Facelift 2024 GT 3.0

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

New comparison

Porsche 911 (992) · Facelift 2024

GT3 4.0

510 hp3996 ccGasolineRWDDual-clutchNaturally aspiratedCoupe2024-present
VS

Alpina B4 Gran Coupe (G26) · Facelift 2024

GT 3.0

529 hp2993 ccGasolineAWDAutomaticTwin-turboCoupe2024-present

Comparison overview

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

Best choices

Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0

  • Most powerful
    529 hp
    394 kW
  • Highest torque
    730 Nm
    538 lb-ft
  • Lowest combined fuel consumption
    10.6 L/100 km
    22.2 mpg US
    26.6 mpg UK
  • Largest trunk
    470 L
  • Best overall score
    81/100
  • Best performance score
    91/100
  • Best economy score
    78/100
  • Best practicality score
    61/100

Specification comparison

Specification comparison
ModelPorsche911 (992)Facelift 2024GT3 4.0AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
Power
510hp380kW
529hp394kW
Torque
450Nm332lb-ft
730Nm538lb-ft
Curb weight
1,479kg3,261lb
1,890kg4,167lb
Gross weight
1,782kg3,929lb
2,400kg5,291lb
Top speed
311 km/h
193 mph
305 km/h
190 mph
To 99% top speed
63.5s99% target: 308 km/h / 191 mph
Calculated
72.9s99% target: 302 km/h / 188 mph
Calculated
0-100 km/h
3.4s
3.5s
0-200 km/h
10.8s
11.9s
0-60 mph
3.2s
Calculated
3.3s
Calculated
Fuel consumption
13.8L/100 km17mpg US20.5mpg UK
10.6L/100 km22.2mpg US26.6mpg UK
Quarter mile
11.3s
Calculated
11.5s
Calculated
Power-to-weight
345hp/t257kW/t156hp/1000 lb
Calculated
280hp/t209kW/t127hp/1000 lb
Calculated
Torque-to-weight
304Nm/t204lb-ft/ton
Calculated
386Nm/t258lb-ft/ton
Calculated
Estimated range-
557km346mi
Calculated
Displacement
3,996cc244cu in
2,993cc183cu in
Length
4,570mm180in
4,800mm189in
Width
1,852mm73in
1,850mm73in
Height
1,279mm50in
1,440mm57in
Wheelbase
2,457mm97in
2,856mm112in
Front track-
1,593mm63in
Rear track-
1,588mm63in
Ground clearance
76mm3in
-
Trunk volume
373L
470L
Max trunk volume-
1,290L
Doors
2
4
Seats
2
4
Fuel tank-
59L

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 (992)Facelift 2024GT3 4.0AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
Acceleration checkpoints
0-60 mph
0-97 km/h
3.2 s
3.3 s
0-100 km/h
0-62 mph
3.4 s
3.5 s
0-200 km/h
0-124 mph
10.8 s
11.9 s
Top speed
311 km/h
193 mph
305 km/h
190 mph
Drag race simulation
60 ft
18 m
1.8 s
1.8 s
330 ft
101 m
4.9 s
4.9 s
1/8 mile
201 m
7.3 s
7.4 s
1000 ft
305 m
9.5 s
9.6 s
1/4 mile
402 m
11.3 s
11.5 s
Trap speed
1/4 mile
402 m
204 km/h
127 mph
197 km/h
122 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 (992)Facelift 2024GT3 4.0
510 hp
380 kW
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
529 hp
394 kW

Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0 has 19 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 Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0: 19 hp (14 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 (992)Facelift 2024GT3 4.0
450 Nm
332 lb-ft
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
730 Nm
538 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 (992)Facelift 2024GT3 4.0
1,479 kg
3,261 lb
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
1,890 kg
4,167 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 (992)Facelift 2024GT3 4.0
311 km/h
193 mph
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
305 km/h
190 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 (992)Facelift 2024GT3 4.03.4 s
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.03.5 s

Although Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0 has more power, Porsche 911 (992) Facelift 2024 GT3 4.0 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche 911 (992) Facelift 2024 GT3 4.0 and Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0: 0.1 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 (992)Facelift 2024GT3 4.0
13.8 L/100 km
17.0 mpg US
20.5 mpg UK
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
10.6 L/100 km
22.2 mpg US
26.6 mpg UK

The biggest fuel consumption difference is between Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0 and Porsche 911 (992) Facelift 2024 GT3 4.0: 3.2 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 (992)Facelift 2024GT3 4.0
345 hp/t
257 kW/t
2.9 kg/hp
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
280 hp/t
209 kW/t
3.6 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 (992)Facelift 2024GT3 4.0
510 hp
380 kW
3.4 s
311 km/h
193 mph
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
529 hp
394 kW
3.5 s
305 km/h
190 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 (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
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
Power
529 hp
394 kW
0-100 km/h3.5 s
Top speed
305 km/h
190 mph
Doors/seats
4 doors
4 seats
Trunk
470 L
16.6 cu ft
Length
4,800 mm
189.0 in
Height
1,440 mm
56.7 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 (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
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
Power
529 hp
394 kW
0-100 km/h3.5 s
Top speed
305 km/h
190 mph
10.6 L/100 km
22.2 mpg US
26.6 mpg UK

Alpina B4 Gran Coupe (G26) Facelift 2024 GT 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 (992)Facelift 2024GT3 4.0
13.8 L/100 km
17.0 mpg US
20.5 mpg UK
3.4 s
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
3.5 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 (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
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
280 hp/t
209 kW/t
3.6 kg/hp
10.6 L/100 km
22.2 mpg US
26.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (992)Facelift 2024GT3 4.0AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
Power
510 hp
380 kW
529 hp
394 kW
Torque
450 Nm
332 lb-ft
730 Nm
538 lb-ft
Acceleration
3.4 s
3.5 s
Top speed
311 km/h
193 mph
305 km/h
190 mph
Lightness
1,479 kg
3,261 lb
1,890 kg
4,167 lb
Fuel consumption
13.8 L/100 km
17.0 mpg US
20.5 mpg UK
10.6 L/100 km
22.2 mpg US
26.6 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
4 doors
4 seats
Trunk
470 L
16.6 cu ft
Length
4,800 mm
189.0 in
Height
1,440 mm
56.7 in
Range score
-
557 km
346 mi
Trunk score
373 L
13.2 cu ft
470 L
16.6 cu ft
Power-to-weight score
345 hp/t
257 kW/t
2.9 kg/hp
280 hp/t
209 kW/t
3.6 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 (992) Facelift 2024 GT3 4.0Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0
Consumption13.8 L/100 km17 mpg US20.5 mpg UK10.6 L/100 km22.2 mpg US26.6 mpg UK
Cost / 100 km24.15 LC100 km18.55 LC100 km
Cost / 100 mi38.87 LC100 mi29.85 LC100 mi
Annual fuel used2,070 L547 US gal455 UK gal1,590 L420 US gal350 UK gal
Annual fuel cost3,623 LC/year2,783 LC/year

Head-to-head comparisons

Porsche 911 (992) Facelift 2024 GT3 4.0

  • Is 411 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Has 6 km/h (4 mph) higher top speed
  • Has 65 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Smallest trunk

Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0

  • Has 19 hp more
  • Has 280 Nm more
  • Uses 3.2 L/100 km less fuel
  • Has 97 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 (992) GT3 4.0
Alpina B4 Gran Coupe (G26) GT 3.0
Compare selected cars
2 vehicles selected

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