| 10 version of the engine | 12 | | Typ | 518i | 518i | 520i 24V | 520i 24V | 525i 24V |
| Engine | benzynowy | benzynowy | benzynowy | benzynowy | benzynowy |
| Type of injection | pośredni MPI | pośredni MPI | pośredni MPI | pośredni MPI | pośredni MPI |
| Engine Code | M40B18 | M43B18 | M50B20 | M50B20TU | M50B25 |
| Years of mounting | 1991-1994 | 1994-1996 | 1991-1992 | 1992-1996 | 1991-1992 |
| Cylinders/valves | R4/8 | R4/8 | R6/24 | R6/24 | R6/24 |
| Displacement [cm³] | 1796 | 1796 | 1990 | 1990 | 2494 |
| Power [kW/PS/RPM] | 83/113/5500 | 85/115/5500 | 110/150/5900 | 110/150/5900 | 141/192/5900 |
| Torque [Nm/RPM] | 162/4250 | 168/3900 | 190/4700 | 190/4200 | 245/4700 |
| Timing gear | pasek | łańcuch | łańcuch | łańcuch | łańcuch |
| Particle filter | - | - | - | - | - |
| Gearbox | manualna 5b | manualna 5b | manual. 5b/aut. 4b | manual. 5b/aut. 5b | manual. 5b/aut. 5b |
| Drivetrain | tylny | tylny | tylny | tylny | tylny |
| Brakes, front/rear | tarczowe/tarczowe | tarcz./tarcz. | tarcz./tarcz. | tarcz./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] | 1445 | 1445 | 1530/1565 | 1530/1565 | 1575/1610 |
| Body dimensions [mm] | 4720/1751/1417 | 4720/1751/1417 | 4720/1751/1417 | 4720/1751/1417 | 4720/1751/1417 |
| Luggage capacity [l] | 460/1450 | 460/1450 | 460/1450 | 460/1450 | 460/1450 |
| Acceleration 0-100km/h (0-62mph) [s] | 13,4 | 13,2 | 11,3/12,6 | 11,3/12,4 | 9,2/9,9 |
| Top speed [km/h] | 190 | 192 | 205/202 | 205/202 | 221/218 |
| Fuel cons. (city/h-way/comb.) [l/100km] | 11,6/6,8/9,0 | 10,5/6,1/8,2 | 13,9/6,9/9,8 | 12,5/6,5/9,1 | 13,1/6,7/9,4 |
| Fuel tank capacity [l] | 80 | 80 | 80 | 80 | 80 |
| Ratio kg/PS | 12.79 | 12.57 | 10.2/10.43 | 10.2/10.43 | 8.2/8.39 |