BMW X5 vs BMW Z4 M40i

How does the BMW X5 stack up against the BMW Z4 M40i? We put their headline specs side by side so you can see exactly where each car leads.

BMW X5BMW X5
vs
BMW Z4 M40iBMW Z4 M40i
SpecBMW X5BMW Z4 M40i
Horsepower (max)617 hp382 hp
0-100 km/h (fastest)3.8 s4.4 s
Top speed290 km/h250 km/h
Variants71
Body styleLarge SUVRoadster
GenerationG65G29
Production2026 – present2019 – 2026
Length4,994 mm4,324 mm
Width2,000 mm1,864 mm
Height1,751 mm1,304 mm
Wheelbase3,035 mm2,470 mm

BMW X5 vs BMW Z4 M40i: common questions

Is the BMW X5 or BMW Z4 M40i faster?
The BMW X5 is quicker, hitting 0-60 mph in 3.6s versus the BMW Z4 M40i's 4.2s (0-100 km/h in 3.8s vs 4.4s).
Which has more horsepower, the BMW X5 or the BMW Z4 M40i?
The BMW X5 makes more power: 617 hp (460 kW) versus 382 hp (285 kW) for the BMW Z4 M40i.
Is the BMW X5 or BMW Z4 M40i faster on top speed?
The BMW X5 has the higher top speed at 180 mph (290 km/h), versus 155 mph (250 km/h) for the BMW Z4 M40i.
What is the main difference between the BMW X5 and the BMW Z4 M40i?
The BMW X5 is a large suv, while the BMW Z4 M40i is a roadster. That difference in body style drives most of the others.