Comparison BMW 7 Series (E66, facelift 2005) 740Li (306 Hp) Steptronic & BMW 3 Series Sedan (F30) 328i (245 Hp) Automatic
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| Brand: | BMW | BMW |
| Model: | 7 Series | 3 Series |
| Generation: | 7 Series (E66, facelift 2005) | 3 Series Sedan (F30) |
| Engine / modification: | 740Li (306 Hp) Steptronic | 328i (245 Hp) Automatic |
| Production start: | 2005 year | 2011 year |
| Production end: | 2008 year | 2015 year |
| Coupe type: | Sedan | Sedan |
| Num. of Doors: | 4 | 4 |
| Num. of seats: | 5 | 5 |
| Fuel consumption / economy - urban: | 16.3 l/100 km | 8.2 l/100 km |
| Fuel consumption / economy - extra urban: | 8.2 l/100 km | 5.2 l/100 km |
| Fuel consumption / economy - combined: | 11.2 l/100 km | 6.3 l/100 km |
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) |
| Drag coefficient: | 0.29 | 0.29 |
| Fuel tank volume: | 88 l | 60 l |
| Emission standard: | EURO IV | Euro 5 |
| CO2 emissions: | 147 g/km | |
| Power: | 306 hp | 245 hp |
| Max power in: | 6300 rpm. | 5000-6500 rpm. |
| Maximum speed: | 250 km/h | 250 km/h |
| Acceleration from 0 to 100 km/h: | 6.9 sec | 6.1 sec |
| Torque: | 390 Nm @ 3500 rpm. | 350 Nm @ 1250-4800 rpm. |
| Model Engine: | N20B20 | |
| Engine position: | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 4000 cm3 | 1997 cm3 |
| Engine oil capacity: | 5-5.5 l | |
| Coolant: | 6.9-7.6 l | |
| Fuel System: | Multi-point injection | Direct injection |
| Aspiration / Turbine: | Twin-power turbo | |
| Position of cylinders: | V engine | Inline |
| Number of cylinders: | 8 | 4 |
| Number of valves per cylinder: | 4 | 4 |
| Compression ratio: | 10.5 | 10 |
| Piston Stroke: | 84.1 mm | 90.1 mm |
| Cylinder Bore: | 87 mm | 84 mm |
| Wheel Drive: | Rear wheel drive | Rear wheel drive |
| Number of Gears (automatic transmission): | 6 Steptronic | 8 |
| Length: | 5179 mm | 4624 mm |
| Width: | 1902 mm | 1811 mm |
| Height: | 1484 mm | 1429 mm |
| Wheelbase: | 3130 mm | 2810 mm |
| Front track: | 1578 mm | 1531 mm |
| Rear (Back) track: | 1596 mm | 1572 mm |
| Ride height(clearance): | 140 mm | |
| Minimum volume of Luggage (trunk): | 500 l | 480 l |
| Front suspension: | The depreciated rack | Independent, spring |
| Rear suspension: | Helical spring | Multi-link independent |
| Max weight: | 2515 kg | 2005 kg |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Disc | Ventilated discs |
| Kerb Weight: | 1935 kg | 1455 kg |
| ABS: | yes | yes |
| Steering type: | Steering rack and pinion | Steering rack and pinion |
| Power steering: | Hydraulic Steering | Electric Steering |
| Max. roof load: | 75 kg | |
| Minimum turning circle (turning diameter): | 12.6 m | 11.3 m |
| Permitted trailer load with brakes (12%): | 1600 kg | |
| Permitted trailer load without brakes: | 745 kg | |
| Permitted towbar download: | 75 kg | |
| Tire size: | 245/55 R17 | 225/50 R17 94W |
| Wheel rims size: | R17 | 7.5J x 17 |