BMW XM vs Mercedes-Benz G-Class

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

XM compared with G-Class
BMWXMMercedes-BenzG-Class
Overview
Released20232024
Performance
PowertrainPlug-in hybridMild hybrid
Power469–738 bhp (better)362–577 bhp
0–62 mph3.8–5.1 s (better)4.4–5.8 s
Top speed155 mph (better)130–137 mph
Engine or motorsXM 50e: 2,998 cc six-cylinder petrol plus electric motor, 350 kW (476 hp) system output; XM Label: 4,395 cc V8 plus electric motor, 550 kW (748 hp); bhp converted from BMW's kW figuresG 450 d: 2,989 cc six-cylinder diesel, 270 kW (367 hp), mild hybrid; G 500: 2,998 cc six-cylinder petrol, 330 kW (449 hp), mild hybrid; Mercedes-AMG G 63: 3,982 cc eight-cylinder petrol, 430 kW (585 hp), mild hybrid; bhp converted from Mercedes' kW figures
Torque700 Nm (50e), 1,000 Nm (Label)750 Nm (G 450 d), 600 Nm (G 500), 850 Nm (G 63)
Gearbox8-speed automatic9G-TRONIC 9-speed automatic (AMG SPEEDSHIFT PLUS 9G-TRONIC on the G 63)
DriveM xDrive all-wheel drivePermanent all-wheel drive
Range and charging
Zero-emission range (WLTP)51–52 miles–
Battery25.7 kWh–
Economy (WLTP)55.4–64.2 mpg (better)19.1–32.1 mpg
Range detailWLTP electric range 49–52 miles (50e) and 47–51 miles (Label); electric top speed 87 mph–
Charging25.7 kWh usable battery; current BMW UK specifications list 11 kW AC and 0–100% in 2 hours 45 minutes, while the original XM and 2024 XM 50e releases list 7.4 kW AC–
EfficiencyWLTP combined: 60.1–64.2 mpg and 2.5 miles/kWh (50e), 53.3–55.4 mpg and 2.4–2.5 miles/kWh (Label)WLTP combined: 28.5–32.1 mpg (G 450 d), 23.3–25.7 mpg (G 500), 18.1–19.1 mpg (G 63), depending on specification
CO2 emissions100–106 g/km (50e), 115–121 g/km (Label), WLTP combined231–259 g/km (G 450 d), 251–276 g/km (G 500), 337 g/km (G 63)
Practicality
BodySUVSUV
Seats55
Boot527 litres575 litres (better)
Length5,110 mm4,825 mm
Width2,005 mm1,931 mm
Weight–From 2,578 kg
Boot527 litres, 1,820 litres with the rear seats folded575 litres
Towing2,700 kg braked with the optional trailer coupling3,500 kg braked, 750 kg unbraked
Size5,110 mm long, 2,005 mm wide (2,235 mm with mirrors), 1,755 mm high; 3,105 mm wheelbase; EC unladen weight including a 75 kg driver is 2,695 kg (50e), 2,800 kg (Label)4,825 mm long, 1,931 mm wide without mirrors (2,187 mm with), 1,973 mm high (Mercedes Germany technical data); 13.6 m turning circle (13.43 m G 63); kerb weight 2,578–2,660 kg (G 500), 2,635–2,717 kg (G 450 d), 2,648–2,743 kg (G 63); 100-litre fuel tank

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