2021 BMW M5 CS (F90) vs 2023 Alpina B5 GT (G30)

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SummaryPerformanceEngineDrivetrainPracticality

BMW M5 CS

(2021 - 2022)

...M5 CS

Alpina B5 GT

(2023 - 2024)

...B5 GT

Engine
4.4 L V8 Bi-Turbo	4.4 L V8 Bi-Turbo
Drivetrain
Front - 4WD	Front - AWD
Top Speed
190 mph	205 mph
Acceleration
3.0 sec	3.4 sec
Total Power
626 hp	625 hp
Mileage
21.6 mpg	20.3 mpg
Curb Weight
4,023 lbs	4,365 lbs
Luggage
18.7 ft³	18.7 ft³
Top Speed
190 mph / 306 Km/h	205 mph / 330 Km/h
0-62 mph
3.0 seconds	3.4 seconds
Power-to-Weight
6.44 lb/hp / 343 hp/Tonne	6.99 lb/hp / 316 hp/Tonne
Total Power
626 hp / 635 ps	625 hp / 634 ps
Total Torque
553 lb·ft / 750 N·m	627 lb·ft / 850 N·m
Mileage
21.6 mpg	20.3 mpg
Total Range
387 Miles	364 Miles
Tailpipe CO₂
407 g/Mile	423 g/Mile
Model Platform
5 Series (17-24)	5 Series (17-24)
Door Count
4	4
Seat Count
4	5
Luggage Space
18.7 ft³	18.7 ft³
Turning Radius
41.3 ft	40 ft
Curb Weight
4,023 lbs	4,365 lbs
Gross Weight
5,049 lbs	5,556 lbs
Towing Capacity
	1,653-4,409 lbs
Length
196.9 in	196 in
Width
74.9 in	73.5 in
Height
57.8 in	57.7 in
Wheelbase
117.4 in	117.1 in
Front Track
64 in	63.4 in
Rear Track
62.8 in	62.8 in
Engine Name
S63B44	N63B44
Layout
V8	V8
Capacity
4.4 Liter / 268.2 in³	4.4 Liter / 268.2 in³
Peak Power
626 hp / 635 ps	625 hp / 634 ps
Peak Torque
553 lb·ft / 750 N·m	627 lb·ft / 850 N·m
Specific Output
2.33 hp/in³	2.33 hp/in³
Aspiration
Bi-Turbo	Bi-Turbo
Valvetrain
DOHC	DOHC
Valves/Cylinder
4 (32v Total)	4 (32v Total)
Fuel
Gasoline	Gasoline
Compression
10:1	10.5:1
Bore x Stroke
3.504 x 3.476 in	3.504 x 3.476 in
Fuel Delivery
Direct Injection	Direct Injection
Position
Front	Front
Orientation
Longitudinal	Longitudinal
Fuel Tank
18 gal	18 gal
Driven Wheels
Rear-biased Part-time All (4WD)	All (AWD)
Front Tyres
275/35R20 Y	255/35 ZR20
Rear Tyres
285/35R20 Y	295/30 ZR20
Transmission (AT)
8 Speeds	8 Speeds
Front Brakes
Vented Disc	Vented Disc
Rear Brakes
Vented Disc	Vented Disc
Front Suspension
Double Wishbone	Double Wishbone
Rear Suspension
Multi-Link	Multi-Link