| 730i | 730i | 735i | 740i | 750i | |
| Cyl / valves | M30 6/2 | M60 8/4 | M30 6/2 | M60 8/4 | M70 12/2 |
| Cubic Capacity | 2986 | 2997 | 3430 | 3982 | 4988 |
| Stroke / Bore | 80/89 | 68/64 | 86/92 | 80/89 | 75/84 |
| Power | 188bhp @ 5800 | 218bhp @ 5800 | 211bhp @ 5700 | 286bhp @ 5800 | 300bhp @ 5200 |
| compression | 9.0 | 10.5 | 9.0 | 10.0 | 8.8 |
| top speed | 222 / 222 | 233 / 230 | 230 / 230 | 240 | 250 |
| 0-100 | 9.3 / 10.6 | 8.5 / 9.3 | 8.3 / 9.1 | 7.4 | 7.4 |
| Availability | 1986-1994 | 1992-1994 | 1986-1992 | 1992-1994 | 1987-1994 |