| 6 version of the engine | 12 | | Typ | 318i | 320i | 320i | 323i | 325i |
| Engine | benzynowy | benzynowy | benzynowy | benzynowy | benzynowy |
| Type of injection | pośredni MPI | pośredni MPI | pośredni MPI | pośredni MPI | pośredni MPI |
| Engine Code | M43B18 | M50B20 | M52B20TU | M52B25TU | M50B25 |
| Years of mounting | 1994-1999 | 1993-1995 | 1995-1999 | 1995-1999 | 1992-1995 |
| Cylinders/valves | R4/8 | R6/24 | R6/24 | R6/24 | R6/24 |
| Displacement [cm³] | 1796 | 1990 | 1990 | 2494 | 2494 |
| Power [kW/PS/RPM] | 85/116/5500 | 110/150/5900 | 110/150/5900 | 125/170/5500 | 141/192/5900 |
| Torque [Nm/RPM] | 168/3900 | 190/4700 | 190/4200 | 245/3950 | 245/4700 |
| Timing gear | łańcuch | łańcuch | łańcuch | łańcuch | łańcuch |
| Particle filter | - | - | - | - | - |
| Gearbox | manual. 5b/aut. 4b | 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 | tarczowe/bębnowe | 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] | 1355/1395 | 1435/1470 | 1410/1445 | 1420/1455 | 1450/1485 |
| Body dimensions [mm] | 4433/1710/1348 | 4433/1710/1348 | 4433/1710/1348 | 4433/1710/1348 | 4433/1710/1348 |
| Luggage capacity [l] | 230 | 230 | 230 | 230 | 230 |
| Acceleration 0-100km/h (0-62mph) [s] | 12,5/13,7 | 10,9/11,7 | 10,6/11,4 | 8,6/9,6 | 8,6/9,4 |
| Top speed [km/h] | 194/189 | 211/207 | 211/207 | 211/207 | 229/225 |
| Fuel cons. (city/h-way/comb.) [l/100km] | 11,4/6,3/8,6 | 12,4/6,2/8,8 | 14,9/7,6/10,3 | 15,0/7,3/10,1 | 12,5/6,2/8,8 |
| Fuel tank capacity [l] | 65 | 65 | 65 | 65 | 65 |
| Ratio kg/PS | 11.68/12.03 | 9.57/9.8 | 9.4/9.63 | 8.35/8.56 | 7.55/7.73 |