Car comparison

Alpina B3 Touring (G21) 3.0vsAUDI RS4 Avant (B9) 2.9 TFSI

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

New comparison

Alpina B3 Touring (G21)

3.0

462 hp2993 ccGasolineAWDAutomaticTwin-turboWagon / estate2019-2022
VS

AUDI RS4 Avant (B9)

2.9 TFSI

450 hp2894 ccGasolineAWDAutomaticTwin-turboWagon / estate2017-2019

Comparison overview

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

Best choices

AUDI RS4 Avant (B9) 2.9 TFSI

  • Lightest
    1,715 kg
    3,781 lb
  • Best power-to-weight
    262 hp/t
    196 kW/t
    3.8 kg/hp
  • Lowest combined fuel consumption
    8.8 L/100 km
    26.7 mpg US
    32.1 mpg UK
  • Lowest city consumption
    11.6 L/100 km
    20.3 mpg US
    24.4 mpg UK
  • Lowest highway consumption
    7.2 L/100 km
    32.7 mpg US
    39.2 mpg UK
  • Lowest CO2 emissions
    200 g/km
  • Best estimated range
    659 km
    410 mi
  • Largest trunk
    505 L
  • Best economy score
    83/100

Alpina B3 Touring (G21) 3.0

  • Quickest 0-100 km/h
    3.9 s
  • Fastest top speed
    300 km/h
    186 mph
  • Most powerful
    462 hp
    345 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Best overall score
    86/100
  • Best performance score
    87/100
  • Best practicality score
    84/100

Specification comparison

Specification comparison
ModelAlpinaB3 Touring (G21)3.0AUDIRS4 Avant (B9)2.9 TFSI
Power
462hp345kW
450hp336kW
Torque
700Nm516lb-ft
600Nm443lb-ft
Curb weight
1,865kg4,112lb
1,715kg3,781lb
Gross weight
2,490kg5,490lb
2,305kg5,082lb
Top speed
300 km/h
186 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
45.6s99% target: 297 km/h / 185 mph
Calculated
38.6s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
3.9s
4.1s
0-200 km/h
10.7s
Calculated
12.3s
Calculated
0-60 mph
3.7s
Calculated
3.9s
Calculated
Fuel consumption
9.8L/100 km24mpg US28.8mpg UK
8.8L/100 km26.7mpg US32.1mpg UK
Fuel consumption city
13.2L/100 km17.8mpg US21.4mpg UK
11.6L/100 km20.3mpg US24.4mpg UK
Fuel consumption highway
7.9L/100 km29.8mpg US35.8mpg UK
7.2L/100 km32.7mpg US39.2mpg UK
Quarter mile
11.6s
Calculated
12.0s
Calculated
Power-to-weight
248hp/t185kW/t112hp/1000 lb
Calculated
262hp/t196kW/t119hp/1000 lb
Calculated
Torque-to-weight
375Nm/t251lb-ft/ton
Calculated
350Nm/t234lb-ft/ton
Calculated
Estimated range
602km374mi
Calculated
659km410mi
Calculated
Displacement
2,993cc183cu in
2,894cc177cu in
Length
4,719mm186in
4,781mm188in
Width
2,068mm81in
1,866mm73in
Height
1,438mm57in
1,404mm55in
Wheelbase
2,851mm112in
2,826mm111in
Front track
1,577mm62in
1,580mm62in
Rear track
1,572mm62in
1,575mm62in
Trunk volume
500L
505L
Max trunk volume
1,510L
-
Doors
5
5
Seats
5
5
Fuel tank
59L
58L
CO2 emissions
224g/km
200g/km

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) 3.0AUDI RS4 Avant (B9) 2.9 TFSIPowerTorque
  • Alpina B3 Touring (G21) 3.0: Power / Torque
  • AUDI RS4 Avant (B9) 2.9 TFSI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AlpinaB3 Touring (G21)3.05,000-7,000 rpm3,000-4,250 rpm7,250 rpm
AUDIRS4 Avant (B9)2.9 TFSI5,700-6,700 rpm1,900-5,000 rpm6,950 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAlpinaB3 Touring (G21)3.0AUDIRS4 Avant (B9)2.9 TFSI
Acceleration checkpoints
0-60 mph
0-97 km/h
3.7 s
3.9 s
0-100 km/h
0-62 mph
3.9 s
4.1 s
0-200 km/h
0-124 mph
10.7 s
12.3 s
Top speed
300 km/h
186 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.1 s
2.2 s
330 ft
101 m
5.3 s
5.4 s
1/8 mile
201 m
7.7 s
7.9 s
1000 ft
305 m
9.8 s
10.1 s
1/4 mile
402 m
11.6 s
12.0 s
Trap speed
1/4 mile
402 m
209 km/h
130 mph
197 km/h
123 mph

Power comparison

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

Chart data table
VehicleValue
AlpinaB3 Touring (G21)3.0
462 hp
345 kW
AUDIRS4 Avant (B9)2.9 TFSI
450 hp
336 kW

Alpina B3 Touring (G21) 3.0 has 12 hp more than AUDI RS4 Avant (B9) 2.9 TFSI.

The biggest power difference is between AUDI RS4 Avant (B9) 2.9 TFSI and Alpina B3 Touring (G21) 3.0: 12 hp (9 kW).

Torque comparison

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

Chart data table
VehicleValue
AlpinaB3 Touring (G21)3.0
700 Nm
516 lb-ft
AUDIRS4 Avant (B9)2.9 TFSI
600 Nm
443 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AlpinaB3 Touring (G21)3.0
1,865 kg
4,112 lb
AUDIRS4 Avant (B9)2.9 TFSI
1,715 kg
3,781 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)3.0
300 km/h
186 mph
AUDIRS4 Avant (B9)2.9 TFSI
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)3.03.9 s
AUDIRS4 Avant (B9)2.9 TFSI4.1 s

The biggest 0-100 km/h difference is between Alpina B3 Touring (G21) 3.0 and AUDI RS4 Avant (B9) 2.9 TFSI: 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
AlpinaB3 Touring (G21)3.0
9.8 L/100 km
24.0 mpg US
28.8 mpg UK
AUDIRS4 Avant (B9)2.9 TFSI
8.8 L/100 km
26.7 mpg US
32.1 mpg UK

The biggest fuel consumption difference is between AUDI RS4 Avant (B9) 2.9 TFSI and Alpina B3 Touring (G21) 3.0: 1.0 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)3.0
248 hp/t
185 kW/t
4.0 kg/hp
AUDIRS4 Avant (B9)2.9 TFSI
262 hp/t
196 kW/t
3.8 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AlpinaB3 Touring (G21)3.0
602 km
374 mi
AUDIRS4 Avant (B9)2.9 TFSI
659 km
410 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AlpinaB3 Touring (G21)3.0
462 hp
345 kW
3.9 s
300 km/h
186 mph
AUDIRS4 Avant (B9)2.9 TFSI
450 hp
336 kW
4.1 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)3.0
Power
462 hp
345 kW
0-100 km/h3.9 s
Top speed
300 km/h
186 mph
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,719 mm
185.8 in
Height
1,438 mm
56.6 in
AUDIRS4 Avant (B9)2.9 TFSI
Power
450 hp
336 kW
0-100 km/h4.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
505 L
17.8 cu ft
Length
4,781 mm
188.2 in
Height
1,404 mm
55.3 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)3.0
Power
462 hp
345 kW
0-100 km/h3.9 s
Top speed
300 km/h
186 mph
9.8 L/100 km
24.0 mpg US
28.8 mpg UK
AUDIRS4 Avant (B9)2.9 TFSI
Power
450 hp
336 kW
0-100 km/h4.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.8 L/100 km
26.7 mpg US
32.1 mpg UK

Alpina B3 Touring (G21) 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)3.0
9.8 L/100 km
24.0 mpg US
28.8 mpg UK
3.9 s
AUDIRS4 Avant (B9)2.9 TFSI
8.8 L/100 km
26.7 mpg US
32.1 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)3.0
248 hp/t
185 kW/t
4.0 kg/hp
9.8 L/100 km
24.0 mpg US
28.8 mpg UK
AUDIRS4 Avant (B9)2.9 TFSI
262 hp/t
196 kW/t
3.8 kg/hp
8.8 L/100 km
26.7 mpg US
32.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAlpinaB3 Touring (G21)3.0AUDIRS4 Avant (B9)2.9 TFSI
Power
462 hp
345 kW
450 hp
336 kW
Torque
700 Nm
516 lb-ft
600 Nm
443 lb-ft
Acceleration
3.9 s
4.1 s
Top speed
300 km/h
186 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,865 kg
4,112 lb
1,715 kg
3,781 lb
Fuel consumption
9.8 L/100 km
24.0 mpg US
28.8 mpg UK
8.8 L/100 km
26.7 mpg US
32.1 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,719 mm
185.8 in
Height
1,438 mm
56.6 in
Doors/seats
5 doors
5 seats
Trunk
505 L
17.8 cu ft
Length
4,781 mm
188.2 in
Height
1,404 mm
55.3 in
Range score
602 km
374 mi
659 km
410 mi
CO2 score
224 g/km
200 g/km
Trunk score
500 L
17.7 cu ft
505 L
17.8 cu ft
Power-to-weight score
248 hp/t
185 kW/t
4.0 kg/hp
262 hp/t
196 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
VehicleAlpina B3 Touring (G21) 3.0AUDI RS4 Avant (B9) 2.9 TFSI
Consumption9.8 L/100 km24 mpg US28.8 mpg UK8.8 L/100 km26.7 mpg US32.1 mpg UK
Cost / 100 km17.15 LC100 km15.40 LC100 km
Cost / 100 mi27.60 LC100 mi24.78 LC100 mi
Annual fuel used1,470 L388 US gal323 UK gal1,320 L349 US gal290 UK gal
Annual fuel cost2,573 LC/year2,310 LC/year

Head-to-head comparisons

Alpina B3 Touring (G21) 3.0

  • Has 12 hp more
  • Has 100 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Has 40 km/h (25 mph) higher top speed

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk
  • Highest CO2 emissions

AUDI RS4 Avant (B9) 2.9 TFSI

  • Is 150 kg lighter
  • Uses 1.0 L/100 km less fuel
  • Has 15 hp/t better power-to-weight
  • Has 57 km (35 mi) more estimated range
  • Has 5 L more trunk volume
  • Emits 24 g/km less CO2

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

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) 3.0
AUDI RS4 Avant (B9) 2.9 TFSI
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2 vehicles selected

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