2005 Opel Speedster vs. 2009 BMW 545
To start off, 2009 BMW 545 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Opel Speedster. In addition, the cost of maintenance, including insurance, on 2005 Opel Speedster would be higher. At 4,398 cc (8 cylinders), 2009 BMW 545 is equipped with a bigger engine. In terms of performance, 2009 BMW 545 (328 HP @ 6100 RPM) has 131 more horse power than 2005 Opel Speedster. (197 HP @ 5500 RPM) In normal driving conditions, 2009 BMW 545 should accelerate faster than 2005 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 545 weights approximately 970 kg more than 2005 Opel Speedster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2009 BMW 545 (450 Nm @ 3600 RPM) has 199 more torque (in Nm) than 2005 Opel Speedster. (251 Nm @ 1950 RPM). This means 2009 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Speedster. 2009 BMW 545 has automatic transmission and 2005 Opel Speedster has manual transmission. 2005 Opel Speedster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 545 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Opel Speedster | 2009 BMW 545 | |
| Make | Opel | BMW |
| Model | Speedster | 545 |
| Year Released | 2005 | 2009 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Middle | Front |
| Engine Size | 1998 cc | 4398 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 328 HP |
| Engine RPM | 5500 RPM | 6100 RPM |
| Torque | 251 Nm | 450 Nm |
| Torque RPM | 1950 RPM | 3600 RPM |
| Engine Bore Size | 86 mm | 92 mm |
| Engine Stroke Size | 86 mm | 82.7 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 243 km/hour | 250 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 5.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1005 kg | 1975 kg |
| Vehicle Length | 3790 mm | 4850 mm |
| Vehicle Width | 1710 mm | 1850 mm |
| Vehicle Height | 1120 mm | 1500 mm |
| Wheelbase Size | 2340 mm | 2840 mm |
| Fuel Consumption Overall | 8.5 L/100km | 11.3 L/100km |
| Fuel Tank Capacity | 36 L | 70 L |
