2005 Porsche 911 vs. 1989 Westfield ZEI
To start off, 2005 Porsche 911 is newer by 16 year(s). Which means there will be less support and parts availability for 1989 Westfield ZEI. In addition, the cost of maintenance, including insurance, on 1989 Westfield ZEI would be higher. At 3,600 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (445 HP @ 5700 RPM) has 228 more horse power than 1989 Westfield ZEI. (217 HP @ 6250 RPM). In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1989 Westfield ZEI. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 865 kg more than 1989 Westfield ZEI. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1989 Westfield ZEI. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 will offer significantly more control. 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, 2005 Porsche 911 (620 Nm @ 3500 RPM) has 328 more torque (in Nm) than 1989 Westfield ZEI. (292 Nm @ 4250 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1989 Westfield ZEI.
Compare all specifications:
| 2005 Porsche 911 | 1989 Westfield ZEI | |
| Make | Porsche | Westfield |
| Model | 911 | ZEI |
| Year Released | 2005 | 1989 |
| Engine Size | 3600 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 445 HP | 217 HP |
| Engine RPM | 5700 RPM | 6250 RPM |
| Torque | 620 Nm | 292 Nm |
| Torque RPM | 3500 RPM | 4250 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1590 kg | 725 kg |
| Vehicle Length | 4440 mm | 3550 mm |
| Vehicle Width | 1840 mm | 1570 mm |
| Vehicle Height | 1300 mm | 1060 mm |
| Wheelbase Size | 2360 mm | 2340 mm |
