BMW iX vs Mercedes-Benz GLS

How does the BMW iX stack up against the Mercedes-Benz GLS? We put their headline specs side by side so you can see exactly where each car leads.

BMW iXBMW iX
vs
Mercedes-Benz GLSMercedes-Benz GLS
SpecBMW iXMercedes-Benz GLS
Horsepower (max)650 hp603 hp
0-100 km/h (fastest)3.8 s4.1 s
Top speed250 km/h280 km/h
Variants34
Body styleLarge SUVFull-size 7-seat SUV
GenerationI20X167
Production2021 – present2020 – present
Length4,965 mm5,210 mm
Width1,970 mm1,956 mm
Height1,695 mm1,823 mm
Wheelbase3,000 mm3,135 mm

BMW iX vs Mercedes-Benz GLS: common questions

Is the BMW iX or Mercedes-Benz GLS faster?
The BMW iX is quicker, hitting 0-60 mph in 3.6s versus the Mercedes-Benz GLS's 3.9s (0-100 km/h in 3.8s vs 4.1s).
Which has more horsepower, the BMW iX or the Mercedes-Benz GLS?
The BMW iX makes more power: 650 hp (485 kW) versus 603 hp (450 kW) for the Mercedes-Benz GLS.
Is the BMW iX or Mercedes-Benz GLS faster on top speed?
The Mercedes-Benz GLS has the higher top speed at 174 mph (280 km/h), versus 155 mph (250 km/h) for the BMW iX.
What is the main difference between the BMW iX and the Mercedes-Benz GLS?
The BMW iX is a large suv, while the Mercedes-Benz GLS is a full-size 7-seat suv. That difference in body style drives most of the others.
BMW iX specs →Mercedes-Benz GLS specs →