Comparison BMW Z4 (E89) 23i (204 Hp) sDrive Sport-Automatic & BMW 7 Series (G11 LCI, facelift 2019) 745e (394 Hp) Steptronic
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| Brand: | BMW | BMW |
| Model: | Z4 | 7 Series |
| Generation: | Z4 (E89) | 7 Series (G11 LCI, facelift 2019) |
| Engine / modification: | 23i (204 Hp) sDrive Sport-Automatic | 745e (394 Hp) Steptronic |
| Production start: | 2009 year | 2019 year |
| Production end: | 2011 year | |
| Coupe type: | Cabriolet | Sedan |
| Num. of Doors: | 2 | 4 |
| Num. of seats: | 2 | 5 |
| Fuel consumption / economy - urban: | 11.8 l/100 km | |
| Fuel consumption / economy - extra urban: | 6.1 l/100 km | |
| Fuel consumption / economy - combined: | 8.2 l/100 km | 2.1-2.2 l/100 km |
| Fuel Type: | Petrol (Gasoline) | Petrol / electricity |
| Drag coefficient: | 0.27 | |
| Fuel tank volume: | 55 l | 46 l |
| Emission standard: | Euro 4 | Euro 6d-TEMP |
| CO2 emissions: | 48-52 g/km | |
| Power: | 204 hp | 286 hp |
| Max power in: | 6400 rpm. | 5000-6000 rpm. |
| Maximum speed: | 239 km/h | 250 km/h |
| Acceleration from 0 to 100 km/h: | 7.3 sec | 5.2 sec |
| Torque: | 250 Nm @ 2750 rpm. | 450 Nm @ 1500-3500 rpm. |
| Model Engine: | N52B25 | B58 |
| Engine position: | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 2497 cm3 | 2998 cm3 |
| Engine oil capacity: | 7 l | 6.5 l |
| Coolant: | 8.5 l | |
| Fuel System: | Multi-point injection | Direct injection |
| Aspiration / Turbine: | Twin-power turbo | |
| Position of cylinders: | Inline | Inline |
| Valvetrain: | DOHC | |
| Number of cylinders: | 6 | 6 |
| Number of valves per cylinder: | 4 | 4 |
| Compression ratio: | 11 | 11 |
| Piston Stroke: | 78.8 mm | 94.6 mm |
| Cylinder Bore: | 82 mm | 82 mm |
| All-electric range: | 54-58 km | |
| Average Energy consumption: | 15.0-15.4 kWh/100 km | |
| Electric motor power: | 113 | |
| Electric motor Torque: | 265 @ 0-2700 rpm. Nm | |
| Battery capacity: | 12 kWh | |
| ICE Torque: | 450 Nm/1500-3500 rpm. | |
| ICE power: | 286 hp | |
| System power: | 394 Hp hp/ rpm. | |
| System torque: | 600 Nm Nm/ rpm. | |
| Wheel Drive: | Rear wheel drive | Rear wheel drive |
| Number of Gears (automatic transmission): | 6 | 8 Steptronic |
| Length: | 4239 mm | 5120 mm |
| Width: | 1790 mm | 1902 mm |
| Height: | 1291 mm | 1467 mm |
| Wheelbase: | 2496 mm | 3070 mm |
| Front track: | 1511 mm | 1611 mm |
| Rear (Back) track: | 1537 mm | 1640 mm |
| Ride height(clearance): | 135 mm | |
| Minimum volume of Luggage (trunk): | 180 l | 420 l |
| Maximum amount of Luggage (trunk): | 310 l | |
| Front suspension: | The depreciated rack | Double wishbone |
| Rear suspension: | Helical spring | Multi-link independent |
| Max weight: | 1760 kg | 2655 kg |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Ventilated discs | Ventilated discs |
| Kerb Weight: | 1505 kg | 2070 kg |
| ABS: | yes | yes |
| Steering type: | Steering rack and pinion | Steering rack and pinion |
| Power steering: | Electric Steering | Electric Steering |
| Max. roof load: | 100 kg | |
| Minimum turning circle (turning diameter): | 9.8 m | 12.3 m |
| Tire size: | 225/45 R17 | 245/50 R18 100Y |
| Wheel rims size: | 8J x 17 | 8J x 18 |