Comparison BMW 7 Series (E66) 745Li (333 Hp) Steptronic & BMW M4 Convertible (F83) 3.0 (431 Hp) DCT
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| Brand: | BMW | BMW |
| Model: | 7 Series | M4 |
| Generation: | 7 Series (E66) | M4 Convertible (F83) |
| Engine / modification: | 745Li (333 Hp) Steptronic | 3.0 (431 Hp) DCT |
| Production start: | 2001 year | 2014 year |
| Production end: | 2005 year | 2020 year |
| Coupe type: | Sedan | Cabriolet |
| Num. of Doors: | 4 | 2 |
| Num. of seats: | 5 | 4 |
| Fuel consumption / economy - urban: | 16.6 l/100 km | 11.5 l/100 km |
| Fuel consumption / economy - extra urban: | 8.7 l/100 km | 7.1 l/100 km |
| Fuel consumption / economy - combined: | 11.6 l/100 km | 8.7 l/100 km |
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) |
| Drag coefficient: | 0.29 | 0.34 |
| Fuel tank volume: | 88 l | 60 l |
| Emission standard: | EURO III | Euro 6 |
| CO2 emissions: | 203 g/km | |
| Power: | 333 hp | 431 hp |
| Max power in: | 6100 rpm. | 5500-7300 rpm. |
| Maximum speed: | 250 km/h | 250 km/h |
| Acceleration from 0 to 100 km/h: | 6.3 sec | 4.4 sec |
| Torque: | 450 Nm @ 3600 rpm. | 550 Nm @ 1850-5500 rpm. |
| Model Engine: | S55B30 | |
| Engine position: | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 4398 cm3 | 2979 cm3 |
| Engine oil capacity: | 6.5 l | |
| Coolant: | 13.9 l | |
| Fuel System: | Multi-point injection | Direct injection |
| Aspiration / Turbine: | Twin-power turbo | |
| Position of cylinders: | V engine | Inline |
| Valvetrain: | DOHC | |
| Number of cylinders: | 8 | 6 |
| Number of valves per cylinder: | 4 | 4 |
| Compression ratio: | 10 | 10.2 |
| Piston Stroke: | 82.7 mm | 89.6 mm |
| Cylinder Bore: | 92 mm | 84 mm |
| Wheel Drive: | Rear wheel drive | Rear wheel drive |
| Number of Gears (automatic transmission): | 6 Steptronic | 7 DCT |
| Length: | 5169 mm | 4671 mm |
| Width: | 1902 mm | 1870 mm |
| Width including mirrors: | 2014 mm | |
| Height: | 1492 mm | 1386 mm |
| Wheelbase: | 3130 mm | 2812 mm |
| Front track: | 1578 mm | 1579 mm |
| Rear (Back) track: | 1582 mm | 1603 mm |
| Ride height(clearance): | 116 mm | |
| Front overhang: | 811 mm | |
| Rear overhang: | 1048 mm | |
| Minimum volume of Luggage (trunk): | 500 l | 220 l |
| Maximum amount of Luggage (trunk): | 370 l | |
| Front suspension: | The depreciated rack | Double wishbone |
| Rear suspension: | Helical spring | Multi-link independent |
| Max weight: | 2490 kg | 2250 kg |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Ventilated discs | Ventilated discs |
| Kerb Weight: | 1910 kg | 1790 kg |
| ABS: | yes | yes |
| Steering type: | Steering rack and pinion | Steering rack and pinion |
| Power steering: | Hydraulic Steering | Electric Steering |
| Minimum turning circle (turning diameter): | 12.6 m | 12.2 m |
| Tire size: | 245/55 R17 | 255/40 ZR18 95Y; 275/40 ZR18 99Y |
| Wheel rims size: | 8J x 17 | 9J x 18; 10J x 18 |