1973 BMW 525 vs. 1989 Westfield ZEI
To start off, 1989 Westfield ZEI is newer by 16 year(s). Which means there will be less support and parts availability for 1973 BMW 525. In addition, the cost of maintenance, including insurance, on 1973 BMW 525 would be higher. At 2,494 cc (6 cylinders), 1973 BMW 525 is equipped with a bigger engine. In terms of performance, 1989 Westfield ZEI (217 HP @ 6250 RPM) has 74 more horse power than 1973 BMW 525. (143 HP @ 6000 RPM) In normal driving conditions, 1989 Westfield ZEI should accelerate faster than 1973 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 1973 BMW 525 weights approximately 655 kg more than 1989 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, 1989 Westfield ZEI (292 Nm @ 4250 RPM) has 84 more torque (in Nm) than 1973 BMW 525. (208 Nm @ 4000 RPM). This means 1989 Westfield ZEI will have an easier job in driving up hills or pulling heavy equipment than 1973 BMW 525.
Compare all specifications:
| 1973 BMW 525 | 1989 Westfield ZEI | |
| Make | BMW | Westfield |
| Model | 525 | ZEI |
| Year Released | 1973 | 1989 |
| Engine Size | 2494 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 143 HP | 217 HP |
| Engine RPM | 6000 RPM | 6250 RPM |
| Torque | 208 Nm | 292 Nm |
| Torque RPM | 4000 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1380 kg | 725 kg |
| Vehicle Length | 4630 mm | 3550 mm |
| Vehicle Width | 1700 mm | 1570 mm |
| Vehicle Height | 1430 mm | 1060 mm |
| Wheelbase Size | 2640 mm | 2340 mm |
