2007 BMW X3 vs. 2004 Opel Speedster
To start off, 2007 BMW X3 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Opel Speedster. In addition, the cost of maintenance, including insurance, on 2004 Opel Speedster would be higher. At 2,993 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (215 HP @ 4000 RPM) has 18 more horse power than 2004 Opel Speedster. (197 HP @ 5500 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 2004 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 760 kg more than 2004 Opel Speedster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Speedster. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 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, 2007 BMW X3 (480 Nm @ 1750 RPM) has 230 more torque (in Nm) than 2004 Opel Speedster. (250 Nm @ 1950 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Speedster. 2007 BMW X3 has automatic transmission and 2004 Opel Speedster has manual transmission. 2004 Opel Speedster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X3 | 2004 Opel Speedster | |
| Make | BMW | Opel |
| Model | X3 | Speedster |
| Year Released | 2007 | 2004 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 2993 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 197 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 480 Nm | 250 Nm |
| Torque RPM | 1750 RPM | 1950 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 90 mm | 86 mm |
| Engine Compression Ratio | 17.0:1 | 8.8:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 210 km/hour | 243 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 5.2 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 | 1765 kg | 1005 kg |
| Vehicle Length | 4570 mm | 3790 mm |
| Vehicle Width | 1680 mm | 1710 mm |
| Vehicle Height | 1860 mm | 1120 mm |
| Wheelbase Size | 2800 mm | 2340 mm |
| Fuel Consumption Overall | 8.6 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 67 L | 36 L |
