2004 Opel Signum vs. 1990 Westfield ZEI
To start off, 2004 Opel Signum is newer by 14 year(s). Which means there will be less support and parts availability for 1990 Westfield ZEI. In addition, the cost of maintenance, including insurance, on 1990 Westfield ZEI would be higher. At 1,995 cc (4 cylinders), 2004 Opel Signum is equipped with a bigger engine. In terms of performance, 1990 Westfield ZEI (217 HP @ 6250 RPM) has 44 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM) In normal driving conditions, 1990 Westfield ZEI should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 834 kg more than 1990 Westfield ZEI.
Because 1990 Westfield ZEI is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1990 Westfield ZEI. However, in wet, icy, snow, or gravel driving conditions, 2004 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. 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, 1990 Westfield ZEI (292 Nm @ 4250 RPM) has 27 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 1990 Westfield ZEI will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 2004 Opel Signum | 1990 Westfield ZEI | |
| Make | Opel | Westfield |
| Model | Signum | ZEI |
| Year Released | 2004 | 1990 |
| Engine Size | 1995 cc | 1993 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 217 HP |
| Engine RPM | 5500 RPM | 6250 RPM |
| Torque | 265 Nm | 292 Nm |
| Torque RPM | 2500 RPM | 4250 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1560 kg | 726 kg |
| Vehicle Length | 4640 mm | 3550 mm |
| Vehicle Width | 1800 mm | 1570 mm |
| Vehicle Height | 1470 mm | 1060 mm |
| Wheelbase Size | 2840 mm | 2340 mm |
