2005 Opel Corsa vs. 2006 BMW 645
To start off, 2006 BMW 645 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Opel Corsa. In addition, the cost of maintenance, including insurance, on 2005 Opel Corsa would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 272 more horse power than 2005 Opel Corsa. (56 HP @ 4300 RPM) In normal driving conditions, 2006 BMW 645 should accelerate faster than 2005 Opel Corsa. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 747 kg more than 2005 Opel Corsa. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 645 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Corsa, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2006 BMW 645 (450 Nm @ 3600 RPM) has 345 more torque (in Nm) than 2005 Opel Corsa. (105 Nm @ 2700 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Corsa. 2006 BMW 645 has automatic transmission and 2005 Opel Corsa has manual transmission. 2005 Opel Corsa will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Opel Corsa | 2006 BMW 645 | |
| Make | Opel | BMW |
| Model | Corsa | 645 |
| Year Released | 2005 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1684 cc | 4398 cc |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 56 HP | 328 HP |
| Engine RPM | 4300 RPM | 6100 RPM |
| Torque | 105 Nm | 450 Nm |
| Torque RPM | 2700 RPM | 3600 RPM |
| Engine Bore Size | 79 mm | 92 mm |
| Engine Stroke Size | 86 mm | 82.7 mm |
| Engine Compression Ratio | 22.4:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 144 km/hour | 250 km/hour |
| Acceleration 0-100mph | 23.6 seconds | 5.6 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 945 kg | 1692 kg |
| Wheelbase Size | 2500 mm | 2790 mm |
| Fuel Consumption Overall | 5.4 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 50 L | 70 L |
