Car comparison

Alpina B4 Gran Coupe (G26) · Facelift 2024 GT 3.0vsPorsche 911 (992) GT3 RS 4.0

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

New comparison

Alpina B4 Gran Coupe (G26) · Facelift 2024

GT 3.0

529 hp2993 ccGasolineAWDAutomaticTwin-turboCoupe2024-present
VS

Porsche 911 (992)

GT3 RS 4.0

525 hp3996 ccGasolineRWDDual-clutchNaturally aspiratedCoupe2022-2024

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

  • Fastest top speed
    305 km/h
    190 mph
  • 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
  • Best estimated range
    557 km
    346 mi
  • Best overall score
    81/100
  • Best performance score
    91/100
  • Best economy score
    78/100
  • Best practicality score
    61/100

Specification comparison

Specification comparison
ModelAlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0Porsche911 (992)GT3 RS 4.0
Power
529hp394kW
525hp391kW
Torque
730Nm538lb-ft
465Nm343lb-ft
Curb weight
1,890kg4,167lb
1,450kg3,197lb
Gross weight
2,400kg5,291lb
1,795kg3,957lb
Top speed
305 km/h
190 mph
296 km/h
184 mph
To 99% top speed
72.9s99% target: 302 km/h / 188 mph
Calculated
56.8s99% target: 293 km/h / 182 mph
Calculated
0-100 km/h
3.5s
3.2s
0-200 km/h
11.9s
10.6s
0-60 mph
3.3s
Calculated
3.0s
Calculated
Fuel consumption
10.6L/100 km22.2mpg US26.6mpg UK
12.7L/100 km18.5mpg US22.2mpg UK
Fuel consumption city-
17.6L/100 km13.4mpg US16.1mpg UK
Fuel consumption highway-
9.8L/100 km24mpg US28.8mpg UK
Quarter mile
11.5s
Calculated
11.1s
Calculated
Power-to-weight
280hp/t209kW/t127hp/1000 lb
Calculated
362hp/t270kW/t164hp/1000 lb
Calculated
Torque-to-weight
386Nm/t258lb-ft/ton
Calculated
321Nm/t215lb-ft/ton
Calculated
Estimated range
557km346mi
Calculated
504km313mi
Calculated
Displacement
2,993cc183cu in
3,996cc244cu in
Length
4,800mm189in
4,572mm180in
Width
1,850mm73in
1,900mm75in
Height
1,440mm57in
1,322mm52in
Wheelbase
2,856mm112in
2,457mm97in
Front track
1,593mm63in
-
Rear track
1,588mm63in
-
Ground clearance-
100mm4in
Trunk volume
470L
-
Max trunk volume
1,290L
-
Doors
4
2
Seats
4
2
Fuel tank
59L
64L

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.

Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0Porsche 911 (992) GT3 RS 4.0PowerTorque
  • Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0: Power / Torque
  • Porsche 911 (992) GT3 RS 4.0: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.06,250-6,500 rpm2,500-4,500 rpm6,750 rpm
Porsche911 (992)GT3 RS 4.08,500 rpm6,300 rpm9,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0Porsche911 (992)GT3 RS 4.0
Acceleration checkpoints
0-60 mph
0-97 km/h
3.3 s
3.0 s
0-100 km/h
0-62 mph
3.5 s
3.2 s
0-200 km/h
0-124 mph
11.9 s
10.6 s
Top speed
305 km/h
190 mph
296 km/h
184 mph
Drag race simulation
60 ft
18 m
1.8 s
1.8 s
330 ft
101 m
4.9 s
4.7 s
1/8 mile
201 m
7.4 s
7.2 s
1000 ft
305 m
9.6 s
9.3 s
1/4 mile
402 m
11.5 s
11.1 s
Trap speed
1/4 mile
402 m
197 km/h
122 mph
204 km/h
127 mph

Power comparison

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

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

Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0 has 4 hp more than Porsche 911 (992) GT3 RS 4.0.

The biggest power difference is between Porsche 911 (992) GT3 RS 4.0 and Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0: 4 hp (3 kW).

Torque comparison

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

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

Curb weight comparison

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

Chart data table
VehicleValue
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
1,890 kg
4,167 lb
Porsche911 (992)GT3 RS 4.0
1,450 kg
3,197 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
305 km/h
190 mph
Porsche911 (992)GT3 RS 4.0
296 km/h
184 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.03.5 s
Porsche911 (992)GT3 RS 4.03.2 s

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

The biggest 0-100 km/h difference is between Porsche 911 (992) GT3 RS 4.0 and Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0: 0.3 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
Porsche911 (992)GT3 RS 4.0
12.7 L/100 km
18.5 mpg US
22.2 mpg UK

The biggest fuel consumption difference is between Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0 and Porsche 911 (992) GT3 RS 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
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
280 hp/t
209 kW/t
3.6 kg/hp
Porsche911 (992)GT3 RS 4.0
362 hp/t
270 kW/t
2.8 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
557 km
346 mi
Porsche911 (992)GT3 RS 4.0
504 km
313 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
529 hp
394 kW
3.5 s
305 km/h
190 mph
Porsche911 (992)GT3 RS 4.0
525 hp
391 kW
3.2 s
296 km/h
184 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
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
Porsche911 (992)GT3 RS 4.0
Power
525 hp
391 kW
0-100 km/h3.2 s
Top speed
296 km/h
184 mph
Doors/seats
2 doors
2 seats
Trunk-
Length
4,572 mm
180.0 in
Height
1,322 mm
52.0 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
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
Porsche911 (992)GT3 RS 4.0
Power
525 hp
391 kW
0-100 km/h3.2 s
Top speed
296 km/h
184 mph
12.7 L/100 km
18.5 mpg US
22.2 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
AlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
3.5 s
Porsche911 (992)GT3 RS 4.0
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
3.2 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
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
Porsche911 (992)GT3 RS 4.0
362 hp/t
270 kW/t
2.8 kg/hp
12.7 L/100 km
18.5 mpg US
22.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAlpinaB4 Gran Coupe (G26)Facelift 2024GT 3.0Porsche911 (992)GT3 RS 4.0
Power
529 hp
394 kW
525 hp
391 kW
Torque
730 Nm
538 lb-ft
465 Nm
343 lb-ft
Acceleration
3.5 s
3.2 s
Top speed
305 km/h
190 mph
296 km/h
184 mph
Lightness
1,890 kg
4,167 lb
1,450 kg
3,197 lb
Fuel consumption
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
Practicality
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
Doors/seats
2 doors
2 seats
Trunk-
Length
4,572 mm
180.0 in
Height
1,322 mm
52.0 in
Range score
557 km
346 mi
504 km
313 mi
Trunk score
470 L
16.6 cu ft
-
Power-to-weight score
280 hp/t
209 kW/t
3.6 kg/hp
362 hp/t
270 kW/t
2.8 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
VehicleAlpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0Porsche 911 (992) GT3 RS 4.0
Consumption10.6 L/100 km22.2 mpg US26.6 mpg UK12.7 L/100 km18.5 mpg US22.2 mpg UK
Cost / 100 km18.55 LC100 km22.22 LC100 km
Cost / 100 mi29.85 LC100 mi35.77 LC100 mi
Annual fuel used1,590 L420 US gal350 UK gal1,905 L503 US gal419 UK gal
Annual fuel cost2,783 LC/year3,334 LC/year

Head-to-head comparisons

Alpina B4 Gran Coupe (G26) Facelift 2024 GT 3.0

  • Has 4 hp more
  • Has 265 Nm more
  • Has 9 km/h (6 mph) higher top speed
  • Uses 2.1 L/100 km less fuel
  • Has 53 km (33 mi) more estimated range

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Heaviest

Porsche 911 (992) GT3 RS 4.0

  • Is 440 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 82 hp/t better power-to-weight

Pros

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

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed

Choose cars to compare

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

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