2007 Saab 05-Sep vs. 1991 Westfield ZEI
To start off, 2007 Saab 05-Sep is newer by 16 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 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 69 more horse power than 2007 Saab 05-Sep. (148 HP @ 4200 RPM) In normal driving conditions, 1991 Westfield ZEI should accelerate faster than 2007 Saab 05-Sep. With that said, vehicle weight also plays an important factor in acceleration. 2007 Saab 05-Sep weights approximately 910 kg more than 1991 Westfield ZEI.
Because 1991 Westfield ZEI is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 Westfield ZEI. However, in wet, icy, snow, or gravel driving conditions, 2007 Saab 05-Sep, being front wheel drive (FWD), will offer much better control with better grip. 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, 2007 Saab 05-Sep (350 Nm @ 2000 RPM) has 58 more torque (in Nm) than 1991 Westfield ZEI. (292 Nm @ 4250 RPM). This means 2007 Saab 05-Sep will have an easier job in driving up hills or pulling heavy equipment than 1991 Westfield ZEI.
Compare all specifications:
| 2007 Saab 05-Sep | 1991 Westfield ZEI | |
| Make | Saab | Westfield |
| Model | 05-Sep | ZEI |
| Year Released | 2007 | 1991 |
| Engine Size | 1908 cc | 1992 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 217 HP |
| Engine RPM | 4200 RPM | 6250 RPM |
| Torque | 350 Nm | 292 Nm |
| Torque RPM | 2000 RPM | 4250 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1635 kg | 725 kg |
| Vehicle Length | 4640 mm | 3550 mm |
| Vehicle Width | 1800 mm | 1570 mm |
| Vehicle Height | 1460 mm | 1060 mm |
| Wheelbase Size | 2710 mm | 2340 mm |
