2005 Opel Speedster vs. 1983 Westfield ZEI
To start off, 2005 Opel Speedster is newer by 22 year(s). Which means there will be less support and parts availability for 1983 Westfield ZEI. In addition, the cost of maintenance, including insurance, on 1983 Westfield ZEI would be higher. At 1,998 cc (4 cylinders), 2005 Opel Speedster is equipped with a bigger engine. In terms of performance, 1983 Westfield ZEI (217 HP @ 6250 RPM) has 20 more horse power than 2005 Opel Speedster. (197 HP @ 5500 RPM) In normal driving conditions, 1983 Westfield ZEI should accelerate faster than 2005 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Speedster weights approximately 280 kg more than 1983 Westfield ZEI.
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, 1983 Westfield ZEI (292 Nm @ 4250 RPM) has 41 more torque (in Nm) than 2005 Opel Speedster. (251 Nm @ 1950 RPM). This means 1983 Westfield ZEI will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Speedster.
Compare all specifications:
| 2005 Opel Speedster | 1983 Westfield ZEI | |
| Make | Opel | Westfield |
| Model | Speedster | ZEI |
| Year Released | 2005 | 1983 |
| Engine Size | 1998 cc | 1991 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 217 HP |
| Engine RPM | 5500 RPM | 6250 RPM |
| Torque | 251 Nm | 292 Nm |
| Torque RPM | 1950 RPM | 4250 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1005 kg | 725 kg |
| Vehicle Length | 3790 mm | 3550 mm |
| Vehicle Width | 1710 mm | 1570 mm |
| Vehicle Height | 1120 mm | 1060 mm |
| Wheelbase Size | 2340 mm | 2340 mm |
