1981 Holden Commodore vs. 1987 Westfield ZEI
To start off, 1987 Westfield ZEI is newer by 6 year(s). Which means there will be less support and parts availability for 1981 Holden Commodore. In addition, the cost of maintenance, including insurance, on 1981 Holden Commodore would be higher. At 1,993 cc (4 cylinders), 1987 Westfield ZEI is equipped with a bigger engine. In terms of performance, 1987 Westfield ZEI (218 HP @ 6250 RPM) has 140 more horse power than 1981 Holden Commodore. (78 HP @ 4600 RPM) In normal driving conditions, 1987 Westfield ZEI should accelerate faster than 1981 Holden Commodore. With that said, vehicle weight also plays an important factor in acceleration. 1981 Holden Commodore weights approximately 435 kg more than 1987 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, 1987 Westfield ZEI (292 Nm @ 4250 RPM) has 151 more torque (in Nm) than 1981 Holden Commodore. (141 Nm @ 2400 RPM). This means 1987 Westfield ZEI will have an easier job in driving up hills or pulling heavy equipment than 1981 Holden Commodore.
Compare all specifications:
| 1981 Holden Commodore | 1987 Westfield ZEI | |
| Make | Holden | Westfield |
| Model | Commodore | ZEI |
| Year Released | 1981 | 1987 |
| Engine Size | 1892 cc | 1993 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 78 HP | 218 HP |
| Engine RPM | 4600 RPM | 6250 RPM |
| Torque | 141 Nm | 292 Nm |
| Torque RPM | 2400 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1160 kg | 725 kg |
| Vehicle Length | 4710 mm | 3550 mm |
| Vehicle Width | 1730 mm | 1570 mm |
| Vehicle Height | 1380 mm | 1060 mm |
| Wheelbase Size | 2670 mm | 2340 mm |
