2003 BMW 645 vs. 2006 Opel Speedster
To start off, 2006 Opel Speedster is newer by 3 year(s). Which means there will be less support and parts availability for 2003 BMW 645. In addition, the cost of maintenance, including insurance, on 2003 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2003 BMW 645 is equipped with a bigger engine. In terms of performance, 2003 BMW 645 (325 HP @ 6100 RPM) has 128 more horse power than 2006 Opel Speedster. (197 HP @ 5500 RPM). In normal driving conditions, 2003 BMW 645 should accelerate faster than 2006 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 645 weights approximately 685 kg more than 2006 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, 2003 BMW 645 (450 Nm @ 3600 RPM) has 200 more torque (in Nm) than 2006 Opel Speedster. (250 Nm @ 1950 RPM). This means 2003 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Speedster.
Compare all specifications:
2003 BMW 645 | 2006 Opel Speedster | |
Make | BMW | Opel |
Model | 645 | Speedster |
Year Released | 2003 | 2006 |
Body Type | Coupe | Convertible |
Engine Position | Front | Middle |
Engine Size | 4398 cc | 1998 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 325 HP | 197 HP |
Engine RPM | 6100 RPM | 5500 RPM |
Torque | 450 Nm | 250 Nm |
Torque RPM | 3600 RPM | 1950 RPM |
Engine Bore Size | 92 mm | 86.1 mm |
Engine Stroke Size | 82.7 mm | 86 mm |
Engine Compression Ratio | 10.5:1 | 8.8:1 |
Acceleration 0-100mph | 5.9 seconds | 4.9 seconds |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 4 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1690 kg | 1005 kg |
Vehicle Length | 4830 mm | 3790 mm |
Vehicle Width | 1860 mm | 1710 mm |
Vehicle Height | 1380 mm | 1120 mm |
Wheelbase Size | 2890 mm | 2340 mm |
Fuel Consumption Overall | 11.7 L/100km | 8.5 L/100km |
Fuel Tank Capacity | 70 L | 36 L |