| ModelRegion | Region | Model CodeEngine's Type | Engine's Type | Start of sales |
|---|---|---|---|---|
| Z3 1.9 USA | USA | CH73 M44 | M44 | 01.1996 |
| Z3 2.5 USA | USA | CH93 M52 | M52 | 09.1998 |
| Z3 2.5i USA | USA | CN33 M54 | M54 | 10.2000 |
| Z3 2.8 USA | USA | CH33 M52 | M52 | 09.1998 |
| Z3 2.8 USA | USA | CJ33 M52 | M52 | 11.1996 |
| Z3 3.0i USA | USA | CN53 M54 | M54 | 06.2000 |
| Z3 M3.2 USA | USA | CL93 S54 | S54 | 02.2001 |
| Z3 M3.2 USA | USA | CK93 S52 | S52 | 02.1998 |