View Single Post
      11-17-2012, 10:04 AM   #12
M3SQRD
Colonel
M3SQRD's Avatar
United_States
34
Rep
2,551
Posts

Drives: E92 M3,R56 S,F22 228iX,F82 M4
Join Date: Jun 2009
Location: EC

iTrader: (2)

Every BMW I've owned has had an error between 5-8% and the error is worse at higher speeds (e.g., on the track; also, it appears the speedo "calibration" curve is non-linear). Below 70 mph my errors have all been < 5%.