1978 Opel Senator vs. 1999 Westfield ZEI
To start off, 1999 Westfield ZEI is newer by 21 year(s). Which means there will be less support and parts availability for 1978 Opel Senator. In addition, the cost of maintenance, including insurance, on 1978 Opel Senator would be higher. At 2,969 cc (6 cylinders), 1978 Opel Senator is equipped with a bigger engine. In terms of performance, 1978 Opel Senator (177 HP @ 5800 RPM) has 48 more horse power than 1999 Westfield ZEI. (129 HP @ 6250 RPM). In normal driving conditions, 1978 Opel Senator should accelerate faster than 1999 Westfield ZEI. With that said, vehicle weight also plays an important factor in acceleration. 1978 Opel Senator weights approximately 765 kg more than 1999 Westfield ZEI. 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, 1978 Opel Senator (248 Nm @ 4200 RPM) has 86 more torque (in Nm) than 1999 Westfield ZEI. (162 Nm @ 4250 RPM). This means 1978 Opel Senator will have an easier job in driving up hills or pulling heavy equipment than 1999 Westfield ZEI.
Compare all specifications:
| 1978 Opel Senator | 1999 Westfield ZEI | |
| Make | Opel | Westfield |
| Model | Senator | ZEI |
| Year Released | 1978 | 1999 |
| Engine Size | 2969 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 177 HP | 129 HP |
| Engine RPM | 5800 RPM | 6250 RPM |
| Torque | 248 Nm | 162 Nm |
| Torque RPM | 4200 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1485 kg | 720 kg |
| Vehicle Length | 4700 mm | 3550 mm |
| Vehicle Width | 1730 mm | 1570 mm |
| Vehicle Height | 1390 mm | 1060 mm |
| Wheelbase Size | 2670 mm | 2340 mm |
