| 10 version of the engine | 12 | | Typ | 318Ci | 318Ci | 320Ci | 320Ci | 323Ci |
| Engine | benzynowy | benzynowy | benzynowy | benzynowy | benzynowy |
| Type of injection | pośredni MPI | pośredni MPI | pośredni MPI | pośredni MPI | pośredni MPI |
| Engine Code | M43B19 | N42B20 | M52B20 | M54B22 | M52B25 |
| Years of mounting | 1999-2001 | 2001-2006 | 1999-2000 | 2000-2006 | 1999-2000 |
| Cylinders/valves | R4/8 | R4/16 | R6/24 | R6/24 | R6/24 |
| Displacement [cm³] | 1895 | 1995 | 1991 | 2171 | 2494 |
| Power [kW/PS/RPM] | 87/118/5500 | 105/143/6000 | 110/150/5900 | 125/170/6250 | 125/170/5500 |
| Torque [Nm/RPM] | 180/3900 | 200/3750 | 190/3500 | 210/3500 | 245/3500 |
| 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 | 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 | wielowahaczowe | wielowahaczowe | wielowahaczowe | wielowahaczowe | wielowahaczowe |
| Curb weight [kg] | 1285/1325 | 1320/1360 | 1365/1400 | 1395/1430 | 1370/1405 |
| Body dimensions [mm] | 4488/1757/1369 | 4488/1757/1369 | 4488/1757/1369 | 4488/1757/1369 | 4488/1757/1369 |
| Luggage capacity [l] | 410 | 410 | 410 | 410 | 410 |
| Acceleration 0-100km/h (0-62mph) [s] | 10,4/12,2 | 9,3/10,2 | 9,9/10,8 | 8,3/9,4 | 8,0/9,0 |
| Top speed [km/h] | 206/202 | 218/214 | 221/218 | 226/223 | 233/230 |
| Fuel cons. (city/h-way/comb.) [l/100km] | 12,7/6,9/9,0 | 11,2/6,3/8,1 | 14,9/7,2/10,0 | 13,1/7,3/9,4 | 14,9/7,2/10,0 |
| Fuel tank capacity [l] | 63 | 63 | 63 | 63 | 63 |
| Ratio kg/PS | 10.89/11.23 | 9.23/9.51 | 9.1/9.33 | 8.21/8.41 | 8.06/8.26 |