It's BMW's petrol-fuelled icon up against the exotic hybrid pioneer. Who'll win? Check out http://www.topgear.com for all the latest car news and features. Compare BMW i8 vs BMW M4 to know which is better.
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Compare performance of BMW i8 and BMW M4 (F82). Updated August 2025. The M4 has two turbochargers while the i8 has one.
So it seems like the M4 has the clear advantage. However, it does even up, as the i8 is around 200 lbs lighter than the M4 and has all-wheel drive to help with the launch off of the line. The BMW i8 also has the benefit of using electric motors, which provide 100 percent of their torque at zero.
BMW M4 vs BMW i8 Roadster Comparison at CarWale. Compare M4 and i8 Roadster Prices, Mileage, Features, Specs, Colours and much more. Compare MSRP, invoice pricing, and other features on the 2019 BMW M4 and 2019 BMW i8.
The M4 is a dinosaur by comparison - the same front engined, rear-wheel drive layout that has served BMW for decades. OK, so the engine in question is a sophisticated twin turbo straight-six, but.
