Comparison BMW 7 Series (E66, facelift 2005) 730Ld (231 Hp) Steptronic & Opel Corsa A (facelift 1990) 1.4i (82 Hp)
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| Brand: | BMW | Opel |
| Model: | 7 Series | Corsa |
| Generation: | 7 Series (E66, facelift 2005) | Corsa A (facelift 1990) |
| Engine / modification: | 730Ld (231 Hp) Steptronic | 1.4i (82 Hp) |
| Production start: | 2005 year | 1990 year |
| Production end: | 2008 year | 1993 year |
| Coupe type: | Sedan | Hatchback |
| Num. of Doors: | 4 | 3 |
| Num. of seats: | 5 | 5 |
| Fuel consumption / economy - urban: | 11.0 l/100 km | 8.7 l/100 km |
| Fuel consumption / economy - extra urban: | 6.3 l/100 km | 5 l/100 km |
| Fuel consumption / economy - combined: | 8.0 l/100 km | 6.8 l/100 km |
| Fuel Type: | Diesel | Petrol (Gasoline) |
| Drag coefficient: | 0.29 | 0.36 |
| Fuel tank volume: | 88 l | 42 l |
| Emission standard: | EURO IV | |
| Power: | 231 hp | 82 hp |
| Max power in: | 4000 rpm. | 5800 rpm. |
| Maximum speed: | 235 km/h | 175 km/h |
| Acceleration from 0 to 100 km/h: | 7.9 sec | 11 sec |
| Torque: | 520 Nm @ 2000-2750 rpm. | 114 Nm @ 3400 rpm. |
| Engine position: | Front, longitudinal | Front, transverse |
| Engine displacement: | 2993 cm3 | 1389 cm3 |
| Fuel System: | Diesel Commonrail | Multi-point injection |
| Aspiration / Turbine: | Turbocharger / Intercooler | |
| Position of cylinders: | Inline | Inline |
| Valvetrain: | OHC | |
| Number of cylinders: | 6 | 4 |
| Number of valves per cylinder: | 4 | 2 |
| Compression ratio: | 17 | 10 |
| Piston Stroke: | 90 mm | 73.4 mm |
| Cylinder Bore: | 84 mm | 77.6 mm |
| Wheel Drive: | Rear wheel drive | Front wheel drive |
| Number of Gears (automatic transmission): | 6 Steptronic | - |
| Number of Gears (manual transmission): | 5 | |
| Length: | 5179 mm | 3652 mm |
| Width: | 1902 mm | 1542 mm |
| Height: | 1484 mm | 1365 mm |
| Wheelbase: | 3130 mm | 2343 mm |
| Front track: | 1578 mm | 1320 mm |
| Rear (Back) track: | 1596 mm | 1307 mm |
| Ride height(clearance): | 140 mm | |
| Minimum volume of Luggage (trunk): | 500 l | 270 l |
| Maximum amount of Luggage (trunk): | 1060 l | |
| Front suspension: | The depreciated rack | Coil spring |
| Rear suspension: | Helical spring | Helical spring |
| Max weight: | 2520 kg | 1250 kg |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Disc | Drum |
| Kerb Weight: | 1940 kg | 803 kg |
| ABS: | yes | yes |
| Steering type: | Steering rack and pinion | Steering rack and pinion |
| Power steering: | Hydraulic Steering | |
| Minimum turning circle (turning diameter): | 12.6 m | 10 m |
| Permitted trailer load with brakes (12%): | 800 kg | |
| Permitted trailer load without brakes: | 400 kg | |
| Tire size: | 245/55 R17 | 175/65 R14 |
| Wheel rims size: | R17 | R14 |