Car comparison

Alpina B3 Touring (G21) · Facelift 2022 3.0vsMercedes-Benz CLA Shooting Brake (X118) · Facelift 2023 AMG CLA 45 S

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

New comparison

Alpina B3 Touring (G21) · Facelift 2022

3.0

495 hp2993 ccGasolineAWDAutomaticTwin-turboWagon / estate2022-2024
VS

Mercedes-Benz CLA Shooting Brake (X118) · Facelift 2023

AMG CLA 45 S

421 hp1991 ccGasolineAWDDual-clutchTurbochargedWagon / estate2023-present

Comparison overview

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

Best choices

Alpina B3 Touring (G21) Facelift 2022 3.0

  • Quickest 0-100 km/h
    3.7 s
  • Fastest top speed
    302 km/h
    188 mph
  • Most powerful
    495 hp
    369 kW
  • Highest torque
    730 Nm
    538 lb-ft
  • Best power-to-weight
    253 hp/t
    189 kW/t
    3.9 kg/hp
  • Best estimated range
    584 km
    363 mi
  • Best overall score
    87/100
  • Best performance score
    89/100
  • Best practicality score
    84/100

Specification comparison

Specification comparison
ModelAlpinaB3 Touring (G21)Facelift 20223.0Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
Power
495hp369kW
421hp314kW
Torque
730Nm538lb-ft
500Nm369lb-ft
Curb weight
1,955kg4,310lb
1,670kg3,682lb
Gross weight
2,430kg5,357lb
2,205kg4,861lb
Top speed
302 km/h
188 mph
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 mph
Calculated
To 99% top speed
41.3s99% target: 299 km/h / 186 mph
Calculated
41.4s99% target: 277 km/h / 172 mph
Calculated
0-100 km/h
3.7s
4.1s
0-200 km/h
9.9s
Calculated
11.5s
Calculated
0-60 mph
3.6s
Calculated
3.9s
Calculated
Fuel consumption
10.1L/100 km23.3mpg US28.0mpg UK
9.2L/100 km25.6mpg US30.7mpg UK
Quarter mile
11.3s
Calculated
11.8s
Calculated
Power-to-weight
253hp/t189kW/t115hp/1000 lb
Calculated
252hp/t188kW/t114hp/1000 lb
Calculated
Torque-to-weight
373Nm/t250lb-ft/ton
Calculated
299Nm/t200lb-ft/ton
Calculated
Estimated range
584km363mi
Calculated
554km344mi
Calculated
Displacement
2,993cc183cu in
1,991cc121cu in
Length
4,723mm186in
4,701mm185in
Width
1,827mm72in
1,857mm73in
Height
1,438mm57in
1,412mm56in
Wheelbase
2,851mm112in
2,729mm107in
Front track
1,577mm62in
1,616mm64in
Rear track
1,572mm62in
1,596mm63in
Trunk volume
500L
505L
Max trunk volume
1,510L
1,370L
Doors
5
5
Seats
5
5
Fuel tank
59L
51L

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 2022 3.0Mercedes-Benz CLA Shooting Brake (X118) Facelift 2023 AMG CLA 45 SPowerTorque
  • Alpina B3 Touring (G21) Facelift 2022 3.0: Power / Torque
  • Mercedes-Benz CLA Shooting Brake (X118) Facelift 2023 AMG CLA 45 S: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AlpinaB3 Touring (G21)Facelift 20223.05,000-7,000 rpm2,500-4,500 rpm7,250 rpm
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S6,750 rpm5,000-5,250 rpm7,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAlpinaB3 Touring (G21)Facelift 20223.0Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
Acceleration checkpoints
0-60 mph
0-97 km/h
3.6 s
3.9 s
0-100 km/h
0-62 mph
3.7 s
4.1 s
0-200 km/h
0-124 mph
9.9 s
11.5 s
Top speed
302 km/h
188 mph
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 mph
Limited
Drag race simulation
60 ft
18 m
2.1 s
2.2 s
330 ft
101 m
5.1 s
5.4 s
1/8 mile
201 m
7.5 s
7.9 s
1000 ft
305 m
9.6 s
10.1 s
1/4 mile
402 m
11.3 s
11.8 s
Trap speed
1/4 mile
402 m
215 km/h
133 mph
203 km/h
126 mph

Power comparison

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

Chart data table
VehicleValue
AlpinaB3 Touring (G21)Facelift 20223.0
495 hp
369 kW
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
421 hp
314 kW

Alpina B3 Touring (G21) Facelift 2022 3.0 has 74 hp more than Mercedes-Benz CLA Shooting Brake (X118) Facelift 2023 AMG CLA 45 S.

The biggest power difference is between Mercedes-Benz CLA Shooting Brake (X118) Facelift 2023 AMG CLA 45 S and Alpina B3 Touring (G21) Facelift 2022 3.0: 74 hp (55 kW).

Torque comparison

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

Chart data table
VehicleValue
AlpinaB3 Touring (G21)Facelift 20223.0
730 Nm
538 lb-ft
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
500 Nm
369 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AlpinaB3 Touring (G21)Facelift 20223.0
1,955 kg
4,310 lb
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
1,670 kg
3,682 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 20223.0
302 km/h
188 mph
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 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 20223.03.7 s
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S4.1 s

The biggest 0-100 km/h difference is between Alpina B3 Touring (G21) Facelift 2022 3.0 and Mercedes-Benz CLA Shooting Brake (X118) Facelift 2023 AMG CLA 45 S: 0.4 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 20223.0
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz CLA Shooting Brake (X118) Facelift 2023 AMG CLA 45 S and Alpina B3 Touring (G21) Facelift 2022 3.0: 0.9 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
AlpinaB3 Touring (G21)Facelift 20223.0
253 hp/t
189 kW/t
3.9 kg/hp
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
252 hp/t
188 kW/t
4.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AlpinaB3 Touring (G21)Facelift 20223.0
584 km
363 mi
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
554 km
344 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AlpinaB3 Touring (G21)Facelift 20223.0
495 hp
369 kW
3.7 s
302 km/h
188 mph
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
421 hp
314 kW
4.1 s
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 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 20223.0
Power
495 hp
369 kW
0-100 km/h3.7 s
Top speed
302 km/h
188 mph
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,723 mm
185.9 in
Height
1,438 mm
56.6 in
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
Power
421 hp
314 kW
0-100 km/h4.1 s
Top speed
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 mph
Doors/seats
5 doors
5 seats
Trunk
505 L
17.8 cu ft
Length
4,701 mm
185.1 in
Height
1,412 mm
55.6 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 20223.0
Power
495 hp
369 kW
0-100 km/h3.7 s
Top speed
302 km/h
188 mph
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
Power
421 hp
314 kW
0-100 km/h4.1 s
Top speed
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 mph
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Alpina B3 Touring (G21) Facelift 2022 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 20223.0
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
3.7 s
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
4.1 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 20223.0
253 hp/t
189 kW/t
3.9 kg/hp
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
252 hp/t
188 kW/t
4.0 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAlpinaB3 Touring (G21)Facelift 20223.0Mercedes-BenzCLA Shooting Brake (X118)Facelift 2023AMG CLA 45 S
Power
495 hp
369 kW
421 hp
314 kW
Torque
730 Nm
538 lb-ft
500 Nm
369 lb-ft
Acceleration
3.7 s
4.1 s
Top speed
302 km/h
188 mph
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 mph
Lightness
1,955 kg
4,310 lb
1,670 kg
3,682 lb
Fuel consumption
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,723 mm
185.9 in
Height
1,438 mm
56.6 in
Doors/seats
5 doors
5 seats
Trunk
505 L
17.8 cu ft
Length
4,701 mm
185.1 in
Height
1,412 mm
55.6 in
Range score
584 km
363 mi
554 km
344 mi
Trunk score
500 L
17.7 cu ft
505 L
17.8 cu ft
Power-to-weight score
253 hp/t
189 kW/t
3.9 kg/hp
252 hp/t
188 kW/t
4.0 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 2022 3.0Mercedes-Benz CLA Shooting Brake (X118) Facelift 2023 AMG CLA 45 S
Consumption10.1 L/100 km23.3 mpg US28 mpg UK9.2 L/100 km25.6 mpg US30.7 mpg UK
Cost / 100 km17.68 LC100 km16.10 LC100 km
Cost / 100 mi28.45 LC100 mi25.91 LC100 mi
Annual fuel used1,515 L400 US gal333 UK gal1,380 L365 US gal304 UK gal
Annual fuel cost2,651 LC/year2,415 LC/year

Head-to-head comparisons

Alpina B3 Touring (G21) Facelift 2022 3.0

  • Has 74 hp more
  • Has 230 Nm more
  • Is 0.4 s quicker from 0-100 km/h
  • Has 22 km/h (14 mph) higher top speed
  • Has 1 hp/t better power-to-weight
  • Has 30 km (19 mi) more estimated range

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Alpina B3 Touring (G21) 3.0
Mercedes-Benz CLA Shooting Brake (X118) AMG CLA 45 S
Compare selected cars
2 vehicles selected

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