| 8 version of the engine | 12 | | Typ | 320i | 320i | 323i | 325i | 328i |
| Engine | benzynowy | benzynowy | benzynowy | benzynowy | benzynowy |
| Type of injection | pośredni MPI | pośredni MPI | pośredni MPI | pośredni MPI | pośredni MPI |
| Engine Code | M50B20 | M52B20TU | M52B25TU | M50B25 | M52B28TU |
| Years of mounting | 1993-1995 | 1995-1999 | 1995-1999 | 1992-1995 | 1995-1999 |
| Cylinders/valves | R6/24 | R6/24 | R6/24 | R6/24 | R6/24 |
| Displacement [cm³] | 1990 | 1990 | 2494 | 2494 | 2793 |
| Power [kW/PS/RPM] | 110/150/5900 | 110/150/5900 | 125/170/5500 | 141/192/5900 | 142/193/5300 |
| Torque [Nm/RPM] | 190/4700 | 190/4200 | 245/3950 | 245/4700 | 280/3950 |
| Timing gear | łańcuch | łańcuch | łańcuch | łańcuch | łańcuch |
| Particle filter | - | - | - | - | - |
| Gearbox | manual. 5b/aut. 5b | manual. 5b/aut. 5b | manual. 5b/aut. 5b | manual. 5b/aut. 5b | manual. 5b/aut. 5b |
| 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 | kol. MacPhersona | kol. MacPhersona | kol. MacPhersona | kol. MacPhersona | kol. MacPhersona |
| Rear suspension | niezależne | niezależne | niezależne | niezależne | niezależne |
| Curb weight [kg] | 1270/1305 | 1300/1335 | 1310/1345 | 1295/1330 | 1320/1355 |
| Body dimensions [mm] | 4433/1710/1366 | 4433/1710/1366 | 4433/1710/1366 | 4433/1710/1366 | 4433/1710/1366 |
| Luggage capacity [l] | 405 | 405 | 405 | 405 | 405 |
| Acceleration 0-100km/h (0-62mph) [s] | 9,8/10,8 | 9,9/10,6 | 8,0/9,0 | 7,9/8,9 | 7,3/7,8 |
| Top speed [km/h] | 214 | 214 | 227/224 | 233/231 | 236/232 |
| Fuel cons. (city/h-way/comb.) [l/100km] | 13,8/6,5/9,4 | 14,6/7,5/10,1 | 15,0/7,3/10,1 | 13,8/6,3/9,3 | 15,3/7,3/10,3 |
| Fuel tank capacity [l] | 65 | 65 | 65 | 65 | 65 |
| Ratio kg/PS | 8.47/8.7 | 8.67/8.9 | 7.71/7.91 | 6.74/6.93 | 6.84/7.02 |