Car comparison

Alpina B5 Touring (G31) 4.4 V8 BiTurbovsAUDI RS6 Avant (C8) 4.0 TFSI V8

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

New comparison

Alpina B5 Touring (G31)

4.4 V8 BiTurbo

608 hp4395 ccGasolineAWDAutomaticTwin-turboWagon / estate2017-2020
VS

AUDI RS6 Avant (C8)

4.0 TFSI V8

600 hp3996 ccGasolineAWDAutomaticTwin-turboWagon / estate2019-2025

Comparison overview

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

Best choices

Alpina B5 Touring (G31) 4.4 V8 BiTurbo

  • Quickest 0-100 km/h
    3.6 s
  • Fastest top speed
    335 km/h
    208 mph Unrestricted
    325 km/h
    202 mph Restricted
  • Most powerful
    608 hp
    453 kW
  • Highest torque
    800 Nm
    590 lb-ft
  • Lightest
    2,050 kg
    4,519 lb
  • Best power-to-weight
    297 hp/t
    221 kW/t
    3.4 kg/hp
  • Lowest combined fuel consumption
    10.4 L/100 km
    22.6 mpg US
    27.2 mpg UK
  • Lowest city consumption
    14.7 L/100 km
    16.0 mpg US
    19.2 mpg UK
  • Lowest highway consumption
    7.9 L/100 km
    29.8 mpg US
    35.8 mpg UK
  • Lowest CO2 emissions
    241 g/km
  • Best estimated range
    635 km
    394 mi
  • Largest trunk
    570 L
  • Best overall score
    90/100
  • Best performance score
    91/100
  • Best economy score
    79/100
  • Best practicality score
    87/100

Specification comparison

Specification comparison
ModelAlpinaB5 Touring (G31)4.4 V8 BiTurboAUDIRS6 Avant (C8)4.0 TFSI V8
Power
608hp453kW
600hp447kW
Torque
800Nm590lb-ft
800Nm590lb-ft
Curb weight
2,050kg4,519lb
2,075kg4,575lb
Gross weight
2,610kg5,754lb
2,740kg6,041lb
Top speed
Unrestricted
335 km/h208 mph
Restricted
325 km/h202 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
43.5s99% target: 332 km/h / 206 mph
Calculated
41.7s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
3.6s
3.6s
0-200 km/h
9.0s
Calculated
12.0s
0-60 mph
3.5s
Calculated
3.4s
Calculated
Fuel consumption
10.4L/100 km22.6mpg US27.2mpg UK
11.7L/100 km20.1mpg US24.1mpg UK
Fuel consumption city
14.7L/100 km16mpg US19.2mpg UK
16.2L/100 km14.5mpg US17.4mpg UK
Fuel consumption highway
7.9L/100 km29.8mpg US35.8mpg UK
8.9L/100 km26.4mpg US31.7mpg UK
Quarter mile
11.0s
Calculated
11.6s
Calculated
Power-to-weight
297hp/t221kW/t135hp/1000 lb
Calculated
289hp/t216kW/t131hp/1000 lb
Calculated
Torque-to-weight
390Nm/t261lb-ft/ton
Calculated
386Nm/t258lb-ft/ton
Calculated
Estimated range
635km394mi
Calculated
624km388mi
Calculated
Displacement
4,395cc268cu in
3,996cc244cu in
Length
4,956mm195in
4,939mm194in
Width
1,860mm73in
1,886mm74in
Height
1,466mm58in
1,467mm58in
Wheelbase
2,975mm117in
2,924mm115in
Front track
1,611mm63in
1,668mm66in
Rear track
1,596mm63in
1,650mm65in
Trunk volume
570L
565L
Max trunk volume
1,700L
1,680L
Doors
5
5
Seats
5
5
Fuel tank
66L
73L
CO2 emissions
241g/km
268g/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 B5 Touring (G31) 4.4 V8 BiTurboAUDI RS6 Avant (C8) 4.0 TFSI V8PowerTorque
  • Alpina B5 Touring (G31) 4.4 V8 BiTurbo: Power / Torque
  • AUDI RS6 Avant (C8) 4.0 TFSI V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AlpinaB5 Touring (G31)4.4 V8 BiTurbo5,750-6,250 rpm3,000-5,000 rpm6,500 rpm
AUDIRS6 Avant (C8)4.0 TFSI V86,000-6,250 rpm2,050-4,500 rpm6,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAlpinaB5 Touring (G31)4.4 V8 BiTurboAUDIRS6 Avant (C8)4.0 TFSI V8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.5 s
3.4 s
0-100 km/h
0-62 mph
3.6 s
3.6 s
0-200 km/h
0-124 mph
9.0 s
12.0 s
0-200 mph
0-322 km/h
30.9 s
-
Top speed
Unrestricted
335 km/h208 mph
Restricted
325 km/h202 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.1 s
1.9 s
330 ft
101 m
5.1 s
5.0 s
1/8 mile
201 m
7.4 s
7.5 s
1000 ft
305 m
9.4 s
9.7 s
1/4 mile
402 m
11.0 s
11.6 s
Trap speed
1/4 mile
402 m
226 km/h
140 mph
197 km/h
122 mph

Power comparison

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

Chart data table
VehicleValue
AlpinaB5 Touring (G31)4.4 V8 BiTurbo
608 hp
453 kW
AUDIRS6 Avant (C8)4.0 TFSI V8
600 hp
447 kW

Alpina B5 Touring (G31) 4.4 V8 BiTurbo has 8 hp more than AUDI RS6 Avant (C8) 4.0 TFSI V8.

The biggest power difference is between AUDI RS6 Avant (C8) 4.0 TFSI V8 and Alpina B5 Touring (G31) 4.4 V8 BiTurbo: 8 hp (6 kW).

Torque comparison

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

Chart data table
VehicleValue
AlpinaB5 Touring (G31)4.4 V8 BiTurbo
800 Nm
590 lb-ft
AUDIRS6 Avant (C8)4.0 TFSI V8
800 Nm
590 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AlpinaB5 Touring (G31)4.4 V8 BiTurbo
2,050 kg
4,519 lb
AUDIRS6 Avant (C8)4.0 TFSI V8
2,075 kg
4,575 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AlpinaB5 Touring (G31)4.4 V8 BiTurbo
Unrestricted
335 km/h208 mph
Restricted
325 km/h202 mph
AUDIRS6 Avant (C8)4.0 TFSI V8
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
AlpinaB5 Touring (G31)4.4 V8 BiTurbo3.6 s
AUDIRS6 Avant (C8)4.0 TFSI V83.6 s

Fuel consumption comparison

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

Chart data table
VehicleValue
AlpinaB5 Touring (G31)4.4 V8 BiTurbo
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
AUDIRS6 Avant (C8)4.0 TFSI V8
11.7 L/100 km
20.1 mpg US
24.1 mpg UK

The biggest fuel consumption difference is between Alpina B5 Touring (G31) 4.4 V8 BiTurbo and AUDI RS6 Avant (C8) 4.0 TFSI V8: 1.3 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
AlpinaB5 Touring (G31)4.4 V8 BiTurbo
297 hp/t
221 kW/t
3.4 kg/hp
AUDIRS6 Avant (C8)4.0 TFSI V8
289 hp/t
216 kW/t
3.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AlpinaB5 Touring (G31)4.4 V8 BiTurbo
635 km
394 mi
AUDIRS6 Avant (C8)4.0 TFSI V8
624 km
388 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AlpinaB5 Touring (G31)4.4 V8 BiTurbo
608 hp
453 kW
3.6 s
Unrestricted
335 km/h208 mph
Restricted
325 km/h202 mph
AUDIRS6 Avant (C8)4.0 TFSI V8
600 hp
447 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
AlpinaB5 Touring (G31)4.4 V8 BiTurbo
Power
608 hp
453 kW
0-100 km/h3.6 s
Top speed
Unrestricted
335 km/h208 mph
Restricted
325 km/h202 mph
Doors/seats
5 doors
5 seats
Trunk
570 L
20.1 cu ft
Length
4,956 mm
195.1 in
Height
1,466 mm
57.7 in
AUDIRS6 Avant (C8)4.0 TFSI V8
Power
600 hp
447 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
565 L
20.0 cu ft
Length
4,939 mm
194.4 in
Height
1,467 mm
57.8 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
AlpinaB5 Touring (G31)4.4 V8 BiTurbo
Power
608 hp
453 kW
0-100 km/h3.6 s
Top speed
Unrestricted
335 km/h208 mph
Restricted
325 km/h202 mph
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
AUDIRS6 Avant (C8)4.0 TFSI V8
Power
600 hp
447 kW
0-100 km/h3.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
11.7 L/100 km
20.1 mpg US
24.1 mpg UK

Alpina B5 Touring (G31) 4.4 V8 BiTurbo 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
AlpinaB5 Touring (G31)4.4 V8 BiTurbo
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
3.6 s
AUDIRS6 Avant (C8)4.0 TFSI V8
11.7 L/100 km
20.1 mpg US
24.1 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
AlpinaB5 Touring (G31)4.4 V8 BiTurbo
297 hp/t
221 kW/t
3.4 kg/hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
AUDIRS6 Avant (C8)4.0 TFSI V8
289 hp/t
216 kW/t
3.5 kg/hp
11.7 L/100 km
20.1 mpg US
24.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAlpinaB5 Touring (G31)4.4 V8 BiTurboAUDIRS6 Avant (C8)4.0 TFSI V8
Power
608 hp
453 kW
600 hp
447 kW
Torque
800 Nm
590 lb-ft
800 Nm
590 lb-ft
Acceleration
3.6 s
3.6 s
Top speed
Unrestricted
335 km/h208 mph
Restricted
325 km/h202 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,050 kg
4,519 lb
2,075 kg
4,575 lb
Fuel consumption
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
11.7 L/100 km
20.1 mpg US
24.1 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
570 L
20.1 cu ft
Length
4,956 mm
195.1 in
Height
1,466 mm
57.7 in
Doors/seats
5 doors
5 seats
Trunk
565 L
20.0 cu ft
Length
4,939 mm
194.4 in
Height
1,467 mm
57.8 in
Range score
635 km
394 mi
624 km
388 mi
CO2 score
241 g/km
268 g/km
Trunk score
570 L
20.1 cu ft
565 L
20.0 cu ft
Power-to-weight score
297 hp/t
221 kW/t
3.4 kg/hp
289 hp/t
216 kW/t
3.5 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 B5 Touring (G31) 4.4 V8 BiTurboAUDI RS6 Avant (C8) 4.0 TFSI V8
Consumption10.4 L/100 km22.6 mpg US27.2 mpg UK11.7 L/100 km20.1 mpg US24.1 mpg UK
Cost / 100 km18.20 LC100 km20.47 LC100 km
Cost / 100 mi29.29 LC100 mi32.95 LC100 mi
Annual fuel used1,560 L412 US gal343 UK gal1,755 L464 US gal386 UK gal
Annual fuel cost2,730 LC/year3,071 LC/year

Head-to-head comparisons

Alpina B5 Touring (G31) 4.4 V8 BiTurbo

  • Has 8 hp more
  • Is 25 kg lighter
  • Has 75 km/h (47 mph) higher top speed
  • Uses 1.3 L/100 km less fuel
  • Has 7 hp/t better power-to-weight
  • Has 11 km (7 mi) more estimated range
  • Has 5 L more trunk volume
  • Emits 27 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

AUDI RS6 Avant (C8) 4.0 TFSI V8

No measurable advantages in the available data.

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed
  • Smallest trunk
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Alpina B5 Touring (G31) 4.4 V8 BiTurbo
AUDI RS6 Avant (C8) 4.0 TFSI V8
Compare selected cars
2 vehicles selected

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