Bmw M4: which model years to avoid

Complaint and recall totals for every Bmw M4 model year we track, ranked by severity.

Model yearComplaintsRecallsCrashesFiresSeverityMost-reported system
20151230150.0 MediumENGINE
201621302133.3 HighENGINE
Across 2 model years, the 2016 Bmw M4 carries the highest severity index (133.3, driven by engine), while the 2015 is the cleanest at 50.0.
Source. NHTSA public complaint and recall APIs. Complaint counts are not normalised by units sold; a high-volume seller will attract more filings than a rare trim.