BMW Z4 E85 roadster - specifications
| 8 version of the engine | 12 | ||||
| Typ | 2.5i | 2.5si | 3.0i | 3.0si | M 3.2 |
| Engine | benzynowy | benzynowy | benzynowy | benzynowy | benzynowy |
| Type of injection | pośredni MPI | pośredni MPI | pośredni MPI | pośredni MPI | pośredni MPI |
| Engine Code | M54B25 | N52B25 | M54B30 | N52B30 | S54B32 |
| Years of mounting | 2002-2006 | 2006-2008 | 2002-2006 | 2006-2008 | 2006-2008 |
| Cylinders/valves | R6/24 | R6/24 | R6/24 | R6/24 | R6/24 |
| Displacement [cm³] | 2494 | 2497 | 2979 | 2996 | 3246 |
| Power [kW/PS/RPM] | 141/192/6000 | 160/218/6500 | 170/231/5900 | 195/265/6600 | 252/343/7900 |
| Torque [Nm/RPM] | 245/3500 | 250/2750-4250 | 300/3500 | 315/2750 | 365/4900 |
| Timing gear | łańcuch | łańcuch | łańcuch | łańcuch | łańcuch |
| Particle filter | - | - | - | - | - |
| Gearbox | manual. 5b/aut. 5b | manual. 6b/aut. 6b | manual. 5b/aut. 6b | manual. 6b/aut. 6b | manualna 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 | kol. MacPhersona | kol. MacPhersona | kol. MacPhersona | kol. MacPhersona | kol. MacPhersona |
| Rear suspension | wielowahaczowe | wielowahaczowe | wielowahaczowe | wielowahaczowe | wielowahaczowe |
| Curb weight [kg] | 1260/1290 | 1285/1320 | 1290/1310 | 1310/1340 | 1410 |
| Body dimensions [mm] | 4091/1781/1299 | 4091/1781/1299 | 4091/1781/1299 | 4091/1781/1299 | 4113/1781/1302 |
| Luggage capacity [l] | 240 | 240 | 240 | 240 | 240 |
| Acceleration 0-100km/h (0-62mph) [s] | 7,0/7,5 | 6,5/6,9 | 5,9/6,2 | 5,7/6,0 | 5,0 |
| Top speed [km/h] | 235/227 | 240/238 | 250/244 | 250 | 250 |
| Fuel cons. (city/h-way/comb.) [l/100km] | 13,5/7,3/9,5 | 12,8/6,8/9,0 | 13,5/7,3/9,5 | 12,8/6,8/9,0 | 18,2/8,6/12,1 |
| Fuel tank capacity [l] | 55 | 55 | 55 | 55 | 55 |
| Ratio kg/PS | 6.56/6.72 | 5.89/6.06 | 5.58/5.67 | 4.94/5.06 | 4.11 |
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