| 28 version of the engine | 123456 | | Typ | 545i | 550i | 520d | 520d | 525d |
| Engine | benzynowy | benzynowy | turbo diesel | turbo diesel | turbo diesel |
| Type of injection | pośredni MPI | pośredni MPI | Common rail | Common rail | Common rail |
| Engine Code | N62B44 | N62B48 | N47D20 | N47D20 | M57D25TU |
| Years of mounting | 2003-2005 | 2006-2010 | 2005-2007 | 2007-2010 | 2003-2007 |
| Cylinders/valves | V8/32 | V8/32 | R4/16 | R4/16 | R6/24 |
| Displacement [cm³] | 4398 | 4799 | 1995 | 1995 | 2497 |
| Power [kW/PS/RPM] | 245/333/6100 | 270/367/6300 | 120/163/4000 | 130/177/4000 | 130/177/4000 |
| Torque [Nm/RPM] | 450/3600 | 490/3400 | 340/2000-2750 | 350/1750-3000 | 400/2000-2750 |
| Timing gear | łańcuch | łańcuch | łańcuch | łańcuch | łańcuch |
| Particle filter | - | - | - | tak (DPF) | - |
| Gearbox | manual. 6b/aut. 6b | manual. 6b/aut. 6b | manual. 6b/aut. 6b | manual. 6b/aut. 6b | manual. 6b/aut. 6b |
| Drivetrain | tylny | tylny | tylny | tylny | tylny |
| Brakes, front/rear | tarcz. went./t. went. | tarcz. went./t. went. | tarcz. went./t. went. | tarcz. went./t. went. | tarcz. went./t. went. |
| Front suspension | wielowahaczowe | wielowahaczowe | wielowahaczowe | wielowahaczowe | wielowahaczowe |
| Rear suspension | wielowahaczowe | wielowahaczowe | wielowahaczowe | wielowahaczowe | wielowahaczowe |
| Curb weight [kg] | 1630/1635 | 1660 | 1510/1520 | 1510/1520 | 1585/1595 |
| Body dimensions [mm] | 4841/1846/1468 | 4841/1846/1468 | 4841/1846/1468 | 4841/1846/1468 | 4841/1846/1468 |
| Luggage capacity [l] | 520 | 520 | 520 | 520 | 520 |
| Acceleration 0-100km/h (0-62mph) [s] | 5,8/5,9 | 5,2/5,3 | 8,6/8,7 | 8,3/8,4 | 8,1/8,3 |
| Top speed [km/h] | 250 | 250 | 223 | 231/229 | 230/227 |
| Fuel cons. (city/h-way/comb.) [l/100km] | 16,3/7,9/10,9 | 16,6/7,6/10,9 | 9,3/5,5/6,9 | 7,5/4,6/5,6 | 10,6/6,2/7,8 |
| Fuel tank capacity [l] | 70 | 70 | 70 | 70 | 70 |
| Ratio kg/PS | 4.89/4.91 | 4.52 | 9.26/9.33 | 8.53/8.59 | 8.95/9.01 |