2008 BMW Z4 vs. 1991 Westfield ZEI
To start off, 2008 BMW Z4 is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Westfield ZEI. In addition, the cost of maintenance, including insurance, on 1991 Westfield ZEI would be higher. At 2,994 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 1991 Westfield ZEI (217 HP @ 6250 RPM) has 2 more horse power than 2008 BMW Z4. (215 HP @ 6250 RPM) In normal driving conditions, 1991 Westfield ZEI should accelerate faster than 2008 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW Z4 weights approximately 670 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 41 more torque (in Nm) than 2008 BMW Z4. (251 Nm @ 2750 RPM). This means 1991 Westfield ZEI will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW Z4.
Compare all specifications:
| 2008 BMW Z4 | 1991 Westfield ZEI | |
| Make | BMW | Westfield |
| Model | Z4 | ZEI |
| Year Released | 2008 | 1991 |
| Engine Size | 2994 cc | 1992 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 217 HP |
| Engine RPM | 6250 RPM | 6250 RPM |
| Torque | 251 Nm | 292 Nm |
| Torque RPM | 2750 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1395 kg | 725 kg |
| Vehicle Length | 4100 mm | 3550 mm |
| Vehicle Width | 1790 mm | 1570 mm |
| Vehicle Height | 1300 mm | 1060 mm |
| Wheelbase Size | 2500 mm | 2340 mm |
