1973 Opel Kadett vs. 1991 Westfield ZEI
To start off, 1991 Westfield ZEI is newer by 18 year(s). Which means there will be less support and parts availability for 1973 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1973 Opel Kadett would be higher. At 1,992 cc (4 cylinders), 1991 Westfield ZEI is equipped with a bigger engine. In terms of performance, 1991 Westfield ZEI (217 HP @ 6250 RPM) has 166 more horse power than 1973 Opel Kadett. (51 HP @ 5600 RPM) In normal driving conditions, 1991 Westfield ZEI should accelerate faster than 1973 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1973 Opel Kadett weights approximately 65 kg more than 1991 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, 1991 Westfield ZEI (292 Nm @ 4250 RPM) has 212 more torque (in Nm) than 1973 Opel Kadett. (80 Nm @ 3400 RPM). This means 1991 Westfield ZEI will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Kadett.
Compare all specifications:
| 1973 Opel Kadett | 1991 Westfield ZEI | |
| Make | Opel | Westfield |
| Model | Kadett | ZEI |
| Year Released | 1973 | 1991 |
| Engine Size | 1196 cc | 1992 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 51 HP | 217 HP |
| Engine RPM | 5600 RPM | 6250 RPM |
| Torque | 80 Nm | 292 Nm |
| Torque RPM | 3400 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 790 kg | 725 kg |
| Vehicle Length | 4140 mm | 3550 mm |
| Vehicle Width | 1590 mm | 1570 mm |
| Vehicle Height | 1290 mm | 1060 mm |
| Wheelbase Size | 2410 mm | 2340 mm |
