1991 Westfield ZEI vs. 2013 BMW X6 M
To start off, 2013 BMW X6 M is newer by 22 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 4,395 cc (8 cylinders), 2013 BMW X6 M is equipped with a bigger engine. In terms of performance, 2013 BMW X6 M (547 HP @ 6000 RPM) has 330 more horse power than 1991 Westfield ZEI. (217 HP @ 6250 RPM) In normal driving conditions, 2013 BMW X6 M should accelerate faster than 1991 Westfield ZEI. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW X6 M weights approximately 1690 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 2013 BMW X6 M is all wheel drive (AWD), it will have significant more traction and grip than 1991 Westfield ZEI. In wet, icy, snow, or gravel driving conditions, 2013 BMW X6 M 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, 2013 BMW X6 M (678 Nm @ 5650 RPM) has 386 more torque (in Nm) than 1991 Westfield ZEI. (292 Nm @ 4250 RPM). This means 2013 BMW X6 M will have an easier job in driving up hills or pulling heavy equipment than 1991 Westfield ZEI. 2013 BMW X6 M 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. 2013 BMW X6 M will be easier to drive especially in heavy traffic.
Compare all specifications:
1991 Westfield ZEI | 2013 BMW X6 M | |
Make | Westfield | BMW |
Model | ZEI | X6 M |
Year Released | 1991 | 2013 |
Engine Size | 1992 cc | 4395 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 217 HP | 547 HP |
Engine RPM | 6250 RPM | 6000 RPM |
Torque | 292 Nm | 678 Nm |
Torque RPM | 4250 RPM | 5650 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | AWD |
Transmission Type | Manual | 6-speed automatic |
Vehicle Weight | 725 kg | 2415 kg |
Vehicle Length | 3550 mm | 4876 mm |
Vehicle Width | 1570 mm | 2195 mm |
Vehicle Height | 1060 mm | 1684 mm |
Wheelbase Size | 2340 mm | 2933 mm |