2005 BMW 525 vs. 2008 Opel Speedster
To start off, 2008 Opel Speedster is newer by 3 year(s). Which means there will be less support and parts availability for 2005 BMW 525. In addition, the cost of maintenance, including insurance, on 2005 BMW 525 would be higher. At 2,494 cc (6 cylinders), 2005 BMW 525 is equipped with a bigger engine. In terms of performance, 2008 Opel Speedster (197 HP @ 5500 RPM) has 6 more horse power than 2005 BMW 525. (191 HP @ 6000 RPM) In normal driving conditions, 2008 Opel Speedster should accelerate faster than 2005 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 525 weights approximately 495 kg more than 2008 Opel Speedster.
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, 2008 Opel Speedster (250 Nm @ 1950 RPM) has 5 more torque (in Nm) than 2005 BMW 525. (245 Nm @ 3500 RPM). This means 2008 Opel Speedster will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 525. 2005 BMW 525 has automatic transmission and 2008 Opel Speedster has manual transmission. 2008 Opel Speedster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW 525 | 2008 Opel Speedster | |
| Make | BMW | Opel |
| Model | 525 | Speedster |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 2494 cc | 1996 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 191 HP | 197 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 245 Nm | 250 Nm |
| Torque RPM | 3500 RPM | 1950 RPM |
| Engine Compression Ratio | 10.5:1 | 8.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 230 km/hour | 243 km/hour |
| Acceleration 0-100mph | 8.7 seconds | 4.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1500 kg | 1005 kg |
| Vehicle Length | 4850 mm | 3790 mm |
| Vehicle Width | 1850 mm | 1710 mm |
| Vehicle Height | 1470 mm | 1120 mm |
| Wheelbase Size | 2830 mm | 2340 mm |
| Fuel Consumption Overall | 9.4 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 70 L | 36 L |
