BMW M5 vs BMW Z4 M40i

How does the BMW M5 stack up against the BMW Z4 M40i? We put their headline specs side by side so you can see exactly where each car leads.

SpecBMW M5BMW Z4 M40i
Horsepower (max)727 hp382 hp
0-60 mph (fastest)3.3 s4.2 s
0-100 km/h (fastest)3.5 s4.4 s
Top speed190 mph (305 km/h)155 mph (250 km/h)
Body stylePerformance sedanRoadster
GenerationG90G29
Production2024 – present2019 – present
BMW M5 specs →BMW Z4 M40i specs →