1989 BMW Z1 vs. 1999 Opel Speedster
To start off, 1999 Opel Speedster is newer by 10 year(s). Which means there will be less support and parts availability for 1989 BMW Z1. In addition, the cost of maintenance, including insurance, on 1989 BMW Z1 would be higher. At 2,494 cc (6 cylinders), 1989 BMW Z1 is equipped with a bigger engine. In terms of performance, 1989 BMW Z1 (175 HP @ 5800 RPM) has 28 more horse power than 1999 Opel Speedster. (147 HP @ 5800 RPM). In normal driving conditions, 1989 BMW Z1 should accelerate faster than 1999 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 1989 BMW Z1 weights approximately 305 kg more than 1999 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, 1989 BMW Z1 (231 Nm @ 4000 RPM) has 29 more torque (in Nm) than 1999 Opel Speedster. (202 Nm @ 4000 RPM). This means 1989 BMW Z1 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Speedster.
Compare all specifications:
| 1989 BMW Z1 | 1999 Opel Speedster | |
| Make | BMW | Opel |
| Model | Z1 | Speedster |
| Year Released | 1989 | 1999 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 2494 cc | 2199 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 175 HP | 147 HP |
| Engine RPM | 5800 RPM | 5800 RPM |
| Torque | 231 Nm | 202 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 86 mm |
| Engine Stroke Size | 78.8 mm | 94.6 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Vehicle Weight | 1250 kg | 945 kg |
| Vehicle Length | 3960 mm | 3790 mm |
| Vehicle Width | 1810 mm | 1710 mm |
| Vehicle Height | 1280 mm | 1120 mm |
| Wheelbase Size | 2450 mm | 2340 mm |
