2006 BMW 525 vs. 2003 Opel Speedster
To start off, 2006 BMW 525 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Opel Speedster. In addition, the cost of maintenance, including insurance, on 2003 Opel Speedster would be higher. At 2,494 cc (6 cylinders), 2006 BMW 525 is equipped with a bigger engine. In terms of performance, 2006 BMW 525 (190 HP @ 6000 RPM) has 45 more horse power than 2003 Opel Speedster. (145 HP @ 6000 RPM). In normal driving conditions, 2006 BMW 525 should accelerate faster than 2003 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 525 weights approximately 484 kg more than 2003 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, 2006 BMW 525 (245 Nm @ 3500 RPM) has 42 more torque (in Nm) than 2003 Opel Speedster. (203 Nm @ 4000 RPM). This means 2006 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Speedster. 2006 BMW 525 has automatic transmission and 2003 Opel Speedster has manual transmission. 2003 Opel Speedster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 525 | 2003 Opel Speedster | |
| Make | BMW | Opel |
| Model | 525 | Speedster |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 2494 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 145 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 245 Nm | 203 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 230 km/hour | 217 km/hour |
| Acceleration 0-100mph | 8.7 seconds | 5.9 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 | 1360 kg | 876 kg |
| Vehicle Length | 4780 mm | 3790 mm |
| Vehicle Width | 1810 mm | 1710 mm |
| Vehicle Height | 1440 mm | 1120 mm |
| Wheelbase Size | 2840 mm | 2710 mm |
| Fuel Consumption Overall | 9.9 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 70 L | 36 L |
