BMW Z4 sDrive28i Owner's Manual page 204

Reference
Z4 sDrive35is
All dimensions given in inches/mm.
Weights
Z4 sDrive28i
Approved gross vehicle weight
Manual transmission
With automatic transmission
204
Technical data
Online Edition for Part no. 01 40 2 609 184 - 09 11 500
Smallest turning circle
dia.: 35.1 ft/10.7 m
lbs/kg 3,858/1,750
lbs/kg 3,924/1,780