Real MPG: BMW M3 (2014 - 2021)

Number of RealMPGs submitted

17–32

Real MPG

24.9

Average

Twin turbo 3.0-litre straight six engine with 430PS. More powerful, quicker yet more economical than before. Impressively forgiving ride. Phenomenal grip in the dry.

Lacks the V8 sound of the previous M3.

Read the full BMW M3 review

Select engine for more Real MPG information:

Engine	Official MPG (NEDC)	Official MPG (WLTP)	Real MPG Avg.	Real MPG %
3.0	31.0–32.1 mpg	-	28.2 mpg	89%	Submit
3.0 Competition Pack	32.1 mpg	-	21.5 mpg	67%	Submit
3.0 Competition Pack DCT	34.0 mpg	-	22.0 mpg	65%	Submit
3.0 CS	33.2 mpg	-	-	-	Submit
3.0 DCT	34.0 mpg	-	25.4 mpg	75%	Submit

*Based on WLTP MPG values

Read the Honest John review...

BMW M3 (2014 - 2021)

Twin turbo 3.0-litre straight six engine with 430PS. More powerful, quicker yet more economical than before. Impressively forgiving ride. Phenomenal grip in the dry.