Car comparison

Alpina B3 Touring (G21) · Facelift 2024 GT 3.0vsBMW M3 Touring (G81) Competition 3.0

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

New comparison

Alpina B3 Touring (G21) · Facelift 2024

GT 3.0

529 hp2993 ccGasolineAWDAutomaticTwin-turboWagon / estate2024-present
VS

BMW M3 Touring (G81)

Competition 3.0

510 hp2993 ccGasolineAWDAutomaticTurbochargedWagon / estate2022-2024

Comparison overview

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

Best choices

Alpina B3 Touring (G21) Facelift 2024 GT 3.0

  • Quickest 0-100 km/h
    3.5 s
  • Fastest top speed
    305 km/h
    190 mph
  • Most powerful
    529 hp
    394 kW
  • Highest torque
    730 Nm
    538 lb-ft
  • Best power-to-weight
    283 hp/t
    211 kW/t
    3.5 kg/hp
  • Largest trunk
    500 L
  • Best overall score
    89/100
  • Best performance score
    91/100
  • Best practicality score
    84/100

BMW M3 Touring (G81) Competition 3.0

  • Lightest
    1,865 kg
    4,112 lb
  • Lowest combined fuel consumption
    10.4 L/100 km
    22.6 mpg US
    27.2 mpg UK
  • Best estimated range
    567 km
    353 mi
  • Best economy score
    79/100

Specification comparison

Specification comparison
ModelAlpinaB3 Touring (G21)Facelift 2024GT 3.0BMWM3 Touring (G81)Competition 3.0
Power
529hp394kW
510hp380kW
Torque
730Nm538lb-ft
650Nm479lb-ft
Curb weight
1,870kg4,123lb
1,865kg4,112lb
Gross weight
2,430kg5,357lb
2,370kg5,225lb
Top speed
305 km/h
190 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
74.5s99% target: 302 km/h / 188 mph
Calculated
48.3s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
3.5s
3.6s
0-200 km/h
12.0s
12.9s
0-60 mph
3.3s
Calculated
3.4s
Calculated
Fuel consumption
10.6L/100 km22.2mpg US26.6mpg UK
10.4L/100 km22.6mpg US27.2mpg UK
Quarter mile
11.5s
Calculated
11.7s
Calculated
Power-to-weight
283hp/t211kW/t128hp/1000 lb
Calculated
273hp/t204kW/t124hp/1000 lb
Calculated
Torque-to-weight
390Nm/t261lb-ft/ton
Calculated
349Nm/t233lb-ft/ton
Calculated
Estimated range
557km346mi
Calculated
567km353mi
Calculated
Displacement
2,993cc183cu in
2,993cc183cu in
Length
4,725mm186in
4,794mm189in
Width
1,827mm72in
1,903mm75in
Height
1,438mm57in
1,436mm57in
Wheelbase
2,851mm112in
2,857mm112in
Front track
1,577mm62in
1,617mm64in
Rear track
1,572mm62in
1,605mm63in
Ground clearance-
122mm5in
Trunk volume
500L
500L
Max trunk volume
1,510L
1,510L
Doors
5
5
Seats
5
5
Fuel tank
59L
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.

Alpina B3 Touring (G21) Facelift 2024 GT 3.0BMW M3 Touring (G81) Competition 3.0PowerTorque
  • Alpina B3 Touring (G21) Facelift 2024 GT 3.0: Power / Torque
  • BMW M3 Touring (G81) Competition 3.0: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AlpinaB3 Touring (G21)Facelift 2024GT 3.06,250-6,500 rpm2,500-4,500 rpm6,750 rpm
BMWM3 Touring (G81)Competition 3.06,250 rpm2,750-5,500 rpm6,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAlpinaB3 Touring (G21)Facelift 2024GT 3.0BMWM3 Touring (G81)Competition 3.0
Acceleration checkpoints
0-60 mph
0-97 km/h
3.3 s
3.4 s
0-100 km/h
0-62 mph
3.5 s
3.6 s
0-200 km/h
0-124 mph
12.0 s
12.9 s
Top speed
305 km/h
190 mph
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
7.4 s
7.5 s
1000 ft
305 m
9.7 s
9.8 s
1/4 mile
402 m
11.5 s
11.7 s
Trap speed
1/4 mile
402 m
196 km/h
122 mph
192 km/h
119 mph

Power comparison

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

Chart data table
VehicleValue
AlpinaB3 Touring (G21)Facelift 2024GT 3.0
529 hp
394 kW
BMWM3 Touring (G81)Competition 3.0
510 hp
380 kW

Alpina B3 Touring (G21) Facelift 2024 GT 3.0 has 19 hp more than BMW M3 Touring (G81) Competition 3.0.

The biggest power difference is between BMW M3 Touring (G81) Competition 3.0 and Alpina B3 Touring (G21) 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
AlpinaB3 Touring (G21)Facelift 2024GT 3.0
730 Nm
538 lb-ft
BMWM3 Touring (G81)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
AlpinaB3 Touring (G21)Facelift 2024GT 3.0
1,870 kg
4,123 lb
BMWM3 Touring (G81)Competition 3.0
1,865 kg
4,112 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AlpinaB3 Touring (G21)Facelift 2024GT 3.0
305 km/h
190 mph
BMWM3 Touring (G81)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
AlpinaB3 Touring (G21)Facelift 2024GT 3.03.5 s
BMWM3 Touring (G81)Competition 3.03.6 s

The biggest 0-100 km/h difference is between Alpina B3 Touring (G21) Facelift 2024 GT 3.0 and BMW M3 Touring (G81) Competition 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
AlpinaB3 Touring (G21)Facelift 2024GT 3.0
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
BMWM3 Touring (G81)Competition 3.0
10.4 L/100 km
22.6 mpg US
27.2 mpg UK

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
AlpinaB3 Touring (G21)Facelift 2024GT 3.0
283 hp/t
211 kW/t
3.5 kg/hp
BMWM3 Touring (G81)Competition 3.0
273 hp/t
204 kW/t
3.7 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AlpinaB3 Touring (G21)Facelift 2024GT 3.0
557 km
346 mi
BMWM3 Touring (G81)Competition 3.0
567 km
353 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AlpinaB3 Touring (G21)Facelift 2024GT 3.0
529 hp
394 kW
3.5 s
305 km/h
190 mph
BMWM3 Touring (G81)Competition 3.0
510 hp
380 kW
3.6 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
AlpinaB3 Touring (G21)Facelift 2024GT 3.0
Power
529 hp
394 kW
0-100 km/h3.5 s
Top speed
305 km/h
190 mph
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,725 mm
186.0 in
Height
1,438 mm
56.6 in
BMWM3 Touring (G81)Competition 3.0
Power
510 hp
380 kW
0-100 km/h3.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,794 mm
188.7 in
Height
1,436 mm
56.5 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
AlpinaB3 Touring (G21)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
BMWM3 Touring (G81)Competition 3.0
Power
510 hp
380 kW
0-100 km/h3.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
10.4 L/100 km
22.6 mpg US
27.2 mpg UK

Alpina B3 Touring (G21) 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
AlpinaB3 Touring (G21)Facelift 2024GT 3.0
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
3.5 s
BMWM3 Touring (G81)Competition 3.0
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
3.6 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
AlpinaB3 Touring (G21)Facelift 2024GT 3.0
283 hp/t
211 kW/t
3.5 kg/hp
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
BMWM3 Touring (G81)Competition 3.0
273 hp/t
204 kW/t
3.7 kg/hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAlpinaB3 Touring (G21)Facelift 2024GT 3.0BMWM3 Touring (G81)Competition 3.0
Power
529 hp
394 kW
510 hp
380 kW
Torque
730 Nm
538 lb-ft
650 Nm
479 lb-ft
Acceleration
3.5 s
3.6 s
Top speed
305 km/h
190 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,870 kg
4,123 lb
1,865 kg
4,112 lb
Fuel consumption
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,725 mm
186.0 in
Height
1,438 mm
56.6 in
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,794 mm
188.7 in
Height
1,436 mm
56.5 in
Range score
557 km
346 mi
567 km
353 mi
Trunk score
500 L
17.7 cu ft
500 L
17.7 cu ft
Power-to-weight score
283 hp/t
211 kW/t
3.5 kg/hp
273 hp/t
204 kW/t
3.7 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 B3 Touring (G21) Facelift 2024 GT 3.0BMW M3 Touring (G81) Competition 3.0
Consumption10.6 L/100 km22.2 mpg US26.6 mpg UK10.4 L/100 km22.6 mpg US27.2 mpg UK
Cost / 100 km18.55 LC100 km18.20 LC100 km
Cost / 100 mi29.85 LC100 mi29.29 LC100 mi
Annual fuel used1,590 L420 US gal350 UK gal1,560 L412 US gal343 UK gal
Annual fuel cost2,783 LC/year2,730 LC/year

Head-to-head comparisons

Alpina B3 Touring (G21) Facelift 2024 GT 3.0

  • Has 19 hp more
  • Has 80 Nm more
  • Is 0.1 s quicker from 0-100 km/h
  • Has 45 km/h (28 mph) higher top speed
  • Has 9 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest

BMW M3 Touring (G81) Competition 3.0

  • Is 5 kg lighter
  • Uses 0.2 L/100 km less fuel
  • Has 11 km (7 mi) more estimated range

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Alpina B3 Touring (G21) GT 3.0
BMW M3 Touring (G81) Competition 3.0
Compare selected cars
2 vehicles selected

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