Specifications: Alpina B5 Touring (G31, facelift 2020) 4.4 V8 (621 Hp) AWD Switch-Tronic 2020, 2021, 2022, 2023, 2024, 2025

2020 Alpina B5 Touring (G31, facelift 2020) - Photo 1

Alpina B5 Touring (G31, facelift 2020) 4.4 V8 (621 Hp) AWD Switch-Tronic – Full specifications
General information
Brand Alpina
Model B5
Generation B5 Touring (G31, facelift 2020)
Modification (Engine) 4.4 V8 (621 Hp) AWD Switch-Tronic
Start of production October, 2020 year
Powertrain Architecture Internal Combustion engine
Body type Station wagon (estate)
Seats 5
Doors 5
Performance specs
Combined fuel consumption (WLTP) 12 l/100 km
19.6 US mpg
23.54 UK mpg
8.33 km/l
CO2 emissions (WLTP) 272 g/km
Fuel consumption (economy) – urban (NEDC, WLTP equivalent) 15.9 l/100 km
14.79 US mpg
17.77 UK mpg
6.29 km/l
Fuel consumption (economy) – extra urban (NEDC, WLTP equivalent) 8.5 l/100 km
27.67 US mpg
33.23 UK mpg
11.76 km/l
Fuel consumption (economy) – combined (NEDC, WLTP equivalent) 11.2 l/100 km
21 US mpg
25.22 UK mpg
8.93 km/l
CO2 emissions (NEDC, WLTP equivalent) 256 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 3.6 sec
Acceleration 0 – 62 mph 3.6 sec
Acceleration 0 – 60 mph (Calculated by Auto-Data.net) 3.4 sec
Maximum speed 322 km/h
200.08 mph
Emission standard Euro 6d-ISC-FCM
Weight-to-power ratio 3.5 kg/Hp, 288.2 Hp/tonne
Weight-to-torque ratio 2.7 kg/Nm, 371.2 Nm/tonne
Engine specs
Power 621 Hp @ 5500-6500 rpm.
Power per litre 141.3 Hp/l
Torque 800 Nm @ 2000-5000 rpm.
590.05 lb.-ft. @ 2000-5000 rpm.
Engine layout Front, Longitudinal
Engine Model/Code N63M50
Engine displacement 4395 cm3
268.2 cu. in.
Number of cylinders 8
Engine configuration V-engine
Cylinder Bore 89 mm
3.5 in.
Piston Stroke 88.3 mm
3.48 in.
Compression ratio 10.5:1
Number of valves per cylinder 4
Fuel injection system Direct injection
Engine aspiration Twin-Turbo, Intercooler
Engine systems Start & Stop System
Particulate filter

Space, Volume and weights
Kerb Weight 2155 kg
4750.96 lbs.
Max. weight 2620 kg
5776.11 lbs.
Max load 465 kg
1025.15 lbs.
Trunk (boot) space – minimum 560 l
19.78 cu. ft.
Trunk (boot) space – maximum 1700 l
60.03 cu. ft.
Fuel tank capacity 68 l
17.96 US gal | 14.96 UK gal
Permitted trailer load with brakes (12%) 2000 kg
4409.25 lbs.
Permitted trailer load without brakes 750 kg
1653.47 lbs.
Dimensions
Length 4978 mm
195.98 in.
Width 1868 mm
73.54 in.
Width including mirrors 2126 mm
83.7 in.
Height 1466 mm
57.72 in.
Wheelbase 2975 mm
117.13 in.
Front track 1611 mm
63.43 in.
Rear (Back) track 1596 mm
62.83 in.
Drivetrain, brakes and suspension specs
Drivetrain Architecture The Internal combustion engine (ICE) drives permanently the four wheels of the vehicle.
Drive wheel All wheel drive (4×4)
Number of gears and type of gearbox 8 gears, automatic transmission Switch-Tronic
Front brakes Ventilated discs, 395 mm
Rear brakes Ventilated discs, 398 mm
Assisting systems ABS (Anti-lock braking system)
Steering type Steering rack and pinion
Power steering Electric Steering
Tires size Front wheel tires: 255/35 ZR20
Rear wheel tires: 285/30 ZR20
Wheel rims size Front wheel rims: 8.5J x 20
Rear wheel rims: 10J x 20

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