2004 Opel Astra vs. 1999 Westfield ZEI
To start off, 2004 Opel Astra is newer by 5 year(s). Which means there will be less support and parts availability for 1999 Westfield ZEI. In addition, the cost of maintenance, including insurance, on 1999 Westfield ZEI would be higher. At 1,796 cc (4 cylinders), 1999 Westfield ZEI is equipped with a bigger engine. In terms of performance, 1999 Westfield ZEI (129 HP @ 6250 RPM) has 26 more horse power than 2004 Opel Astra. (103 HP @ 4400 RPM) In normal driving conditions, 1999 Westfield ZEI should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Astra weights approximately 695 kg more than 1999 Westfield ZEI.
Because 1999 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 1999 Westfield ZEI. However, in wet, icy, snow, or gravel driving conditions, 2004 Opel Astra, 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, 2004 Opel Astra (231 Nm @ 2300 RPM) has 69 more torque (in Nm) than 1999 Westfield ZEI. (162 Nm @ 4250 RPM). This means 2004 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1999 Westfield ZEI.
Compare all specifications:
| 2004 Opel Astra | 1999 Westfield ZEI | |
| Make | Opel | Westfield |
| Model | Astra | ZEI |
| Year Released | 2004 | 1999 |
| Engine Size | 1686 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 103 HP | 129 HP |
| Engine RPM | 4400 RPM | 6250 RPM |
| Torque | 231 Nm | 162 Nm |
| Torque RPM | 2300 RPM | 4250 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1415 kg | 720 kg |
| Vehicle Length | 4520 mm | 3550 mm |
| Vehicle Width | 1800 mm | 1570 mm |
| Vehicle Height | 1510 mm | 1060 mm |
| Wheelbase Size | 2840 mm | 2340 mm |
