| 9 version of the engine | 12 | | Typ | 732i | 733i | 735i | 745i | 745i |
| Engine | benzynowy | benzynowy | benzynowy | benzynowy, turbo | benzynowy, turbo |
| Type of injection | pośredni MPI | pośredni MPI | pośredni MPI | pośredni MPI | pośredni MPI |
| Engine Code | M30B32 | M30B32 | M30B35 | M102 | M106 |
| Years of mounting | 1979-1986 | 1977-1979 | 1979-1986 | 1980-1983 | 1983-1986 |
| Cylinders/valves | R6/12 | R6/12 | R6/12 | R6/12 | R6/12 |
| Displacement [cm³] | 3210 | 3210 | 3453 | 3210 | 3430 |
| Power [kW/PS/RPM] | 145/197/5500 | 145/197/5500 | 160/218/5200 | 185/252/5200 | 185/252/5200 |
| Torque [Nm/RPM] | 285/4300 | 285/4300 | 310/4000 | 380/2600 | 380/2200 |
| Timing gear | łańcuch | łańcuch | łańcuch | łańcuch | łańcuch |
| Particle filter | - | - | - | - | - |
| Gearbox | man. 4,5b/aut. 3b | man. 4,5b/aut. 3b | man. 4,5b/aut. 3b | man. 4,5b/aut. 3b | automatyczna 4b |
| Drivetrain | tylny | tylny | tylny | tylny | tylny |
| Brakes, front/rear | tarcz.went./tarcz. | tarcz.went./tarcz. | tarcz.went./tarcz. | tarcz.went./tarcz. | tarcz.went./tarcz. |
| Front suspension | niezależne | niezależne | niezależne | niezależne | niezależne |
| Rear suspension | niezależne | niezależne | niezależne | niezależne | niezależne |
| Curb weight [kg] | 1530/1545 | 1600/1620 | 1530/1540 | 1600/1610 | 1590 |
| Body dimensions [mm] | 4860/1800/1430 | 4860/1800/1430 | 4860/1800/1430 | 4860/1800/1430 | 4860/1800/1430 |
| Luggage capacity [l] | 500 | 500 | 500 | 500 | 500 |
| Acceleration 0-100km/h (0-62mph) [s] | 8,7/10,8 | 8,9/10,6 | 8,0/9,8 | 7,5/8,5 | 7,9 |
| Top speed [km/h] | 205/198 | 205/198 | 212/198 | 220/205 | 227 |
| Fuel cons. (city/h-way/comb.) [l/100km] | 17,5/9,1/12,7 | - / - /11,8 | 20,0/8,6/13,1 | - / - /13,8 | - / - /11,8 |
| Fuel tank capacity [l] | 85 | 85 | 85 | 85 | 85 |
| Ratio kg/PS | 7.77/7.84 | 8.12/8.22 | 7.02/7.06 | 6.35/6.39 | 6.31 |