1998 BMW 845 vs. 2004 Opel Speedster
To start off, 2004 Opel Speedster is newer by 6 year(s). Which means there will be less support and parts availability for 1998 BMW 845. In addition, the cost of maintenance, including insurance, on 1998 BMW 845 would be higher. At 4,398 cc (8 cylinders), 1998 BMW 845 is equipped with a bigger engine. In terms of performance, 1998 BMW 845 (282 HP @ 5700 RPM) has 85 more horse power than 2004 Opel Speedster. (197 HP @ 5500 RPM). In normal driving conditions, 1998 BMW 845 should accelerate faster than 2004 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 1998 BMW 845 weights approximately 745 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.
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, 1998 BMW 845 (420 Nm @ 3900 RPM) has 170 more torque (in Nm) than 2004 Opel Speedster. (250 Nm @ 1950 RPM). This means 1998 BMW 845 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Speedster.
Compare all specifications:
| 1998 BMW 845 | 2004 Opel Speedster | |
| Make | BMW | Opel |
| Model | 845 | Speedster |
| Year Released | 1998 | 2004 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 4398 cc | 1910 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 197 HP |
| Engine RPM | 5700 RPM | 5500 RPM |
| Torque | 420 Nm | 250 Nm |
| Torque RPM | 3900 RPM | 1950 RPM |
| Engine Bore Size | 92 mm | 86 mm |
| Engine Stroke Size | 82.7 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1750 kg | 1005 kg |
| Vehicle Length | 4790 mm | 3790 mm |
| Vehicle Width | 1860 mm | 1710 mm |
| Vehicle Height | 1350 mm | 1120 mm |
| Wheelbase Size | 2690 mm | 2340 mm |
