2007 BMW Convertible vs. 2005 Opel Speedster
To start off, 2007 BMW Convertible is newer by 2 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 4,799 cc (8 cylinders), 2007 BMW Convertible is equipped with a bigger engine. In terms of performance, 2007 BMW Convertible (363 HP @ 6300 RPM) has 166 more horse power than 2005 Opel Speedster. (197 HP @ 5500 RPM). In normal driving conditions, 2007 BMW Convertible should accelerate faster than 2005 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Convertible weights approximately 845 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.
Let's talk about torque, 2007 BMW Convertible (490 Nm @ 3600 RPM) has 239 more torque (in Nm) than 2005 Opel Speedster. (251 Nm @ 1950 RPM). This means 2007 BMW Convertible will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Speedster.
Compare all specifications:
| 2007 BMW Convertible | 2005 Opel Speedster | |
| Make | BMW | Opel |
| Model | Convertible | Speedster |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 4799 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 363 HP | 197 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 490 Nm | 251 Nm |
| Torque RPM | 3600 RPM | 1950 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 243 km/hour |
| Acceleration 0-100mph | 5.7 seconds | 4.9 seconds |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1850 kg | 1005 kg |
| Vehicle Length | 4830 mm | 3790 mm |
| Vehicle Width | 1380 mm | 1710 mm |
| Vehicle Height | 1860 mm | 1120 mm |
| Wheelbase Size | 2790 mm | 2340 mm |
| Fuel Tank Capacity | 70 L | 36 L |
