2007 BMW X3 vs. 1991 Westfield ZEI
To start off, 2007 BMW X3 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 2,996 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (268 HP @ 6600 RPM) has 51 more horse power than 1991 Westfield ZEI. (217 HP @ 6250 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 1991 Westfield ZEI. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 1090 kg more than 1991 Westfield ZEI. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Westfield ZEI. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 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, 2007 BMW X3 (315 Nm @ 2750 RPM) has 23 more torque (in Nm) than 1991 Westfield ZEI. (292 Nm @ 4250 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1991 Westfield ZEI. 2007 BMW X3 has automatic transmission and 1991 Westfield ZEI has manual transmission. 1991 Westfield ZEI will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X3 | 1991 Westfield ZEI | |
| Make | BMW | Westfield |
| Model | X3 | ZEI |
| Year Released | 2007 | 1991 |
| Engine Size | 2996 cc | 1992 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 268 HP | 217 HP |
| Engine RPM | 6600 RPM | 6250 RPM |
| Torque | 315 Nm | 292 Nm |
| Torque RPM | 2750 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1815 kg | 725 kg |
| Vehicle Length | 4570 mm | 3550 mm |
| Vehicle Width | 1680 mm | 1570 mm |
| Vehicle Height | 1860 mm | 1060 mm |
| Wheelbase Size | 2800 mm | 2340 mm |
