2009 Daihatsu Sirion vs. 1983 Westfield ZEI
To start off, 2009 Daihatsu Sirion is newer by 26 year(s). Which means there will be less support and parts availability for 1983 Westfield ZEI. In addition, the cost of maintenance, including insurance, on 1983 Westfield ZEI would be higher. At 1,991 cc (4 cylinders), 1983 Westfield ZEI is equipped with a bigger engine. In terms of performance, 1983 Westfield ZEI (217 HP @ 6250 RPM) has 131 more horse power than 2009 Daihatsu Sirion. (86 HP @ 6000 RPM) In normal driving conditions, 1983 Westfield ZEI should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2009 Daihatsu Sirion weights approximately 215 kg more than 1983 Westfield ZEI.
Because 2009 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 1983 Westfield ZEI. In wet, icy, snow, or gravel driving conditions, 2009 Daihatsu Sirion 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, 1983 Westfield ZEI (292 Nm @ 4250 RPM) has 172 more torque (in Nm) than 2009 Daihatsu Sirion. (120 Nm @ 3200 RPM). This means 1983 Westfield ZEI will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion. 2009 Daihatsu Sirion has automatic transmission and 1983 Westfield ZEI has manual transmission. 1983 Westfield ZEI will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Daihatsu Sirion will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Daihatsu Sirion | 1983 Westfield ZEI | |
| Make | Daihatsu | Westfield |
| Model | Sirion | ZEI |
| Year Released | 2009 | 1983 |
| Engine Size | 1298 cc | 1991 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 86 HP | 217 HP |
| Engine RPM | 6000 RPM | 6250 RPM |
| Torque | 120 Nm | 292 Nm |
| Torque RPM | 3200 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 940 kg | 725 kg |
| Vehicle Length | 3610 mm | 3550 mm |
| Vehicle Width | 1560 mm | 1570 mm |
| Vehicle Height | 1670 mm | 1060 mm |
| Wheelbase Size | 2440 mm | 2340 mm |
