2008 BMW X5 vs. 2003 Opel Speedster
To start off, 2008 BMW X5 is newer by 5 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 4,797 cc (8 cylinders), 2008 BMW X5 is equipped with a bigger engine. In terms of performance, 2008 BMW X5 (355 HP @ 6200 RPM) has 158 more horse power than 2003 Opel Speedster. (197 HP @ 5500 RPM). In normal driving conditions, 2008 BMW X5 should accelerate faster than 2003 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 1195 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.
Because 2008 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Speedster. In wet, icy, snow, or gravel driving conditions, 2008 BMW X5 will offer significantly more control. 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 BMW X5 (490 Nm @ 3600 RPM) has 240 more torque (in Nm) than 2003 Opel Speedster. (250 Nm @ 1950 RPM). This means 2008 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Speedster. 2008 BMW X5 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. 2008 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW X5 | 2003 Opel Speedster | |
| Make | BMW | Opel |
| Model | X5 | Speedster |
| Year Released | 2008 | 2003 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 4797 cc | 1993 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 355 HP | 197 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 490 Nm | 250 Nm |
| Torque RPM | 3600 RPM | 1950 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 88.3 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 8.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 246 km/hour | 243 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 4.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2200 kg | 1005 kg |
| Vehicle Length | 4670 mm | 3790 mm |
| Vehicle Width | 1880 mm | 1710 mm |
| Vehicle Height | 1710 mm | 1120 mm |
| Wheelbase Size | 2830 mm | 2400 mm |
| Fuel Consumption Overall | 13.5 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 93 L | 36 L |
