1991 Citroen ZX vs. 2008 Daihatsu Sirion
To start off, 2008 Daihatsu Sirion is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Citroen ZX. In addition, the cost of maintenance, including insurance, on 1991 Citroen ZX would be higher. At 1,998 cc (4 cylinders), 1991 Citroen ZX is equipped with a bigger engine. In terms of performance, 2008 Daihatsu Sirion (90 HP @ 6000 RPM) has 19 more horse power than 1991 Citroen ZX. (71 HP @ 4600 RPM) In normal driving conditions, 2008 Daihatsu Sirion should accelerate faster than 1991 Citroen ZX. With that said, vehicle weight also plays an important factor in acceleration. 1991 Citroen ZX weights approximately 55 kg more than 2008 Daihatsu Sirion.
Because 2008 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 1991 Citroen ZX. In wet, icy, snow, or gravel driving conditions, 2008 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, 1991 Citroen ZX (122 Nm @ 2000 RPM) has 2 more torque (in Nm) than 2008 Daihatsu Sirion. (120 Nm @ 4400 RPM). This means 1991 Citroen ZX will have an easier job in driving up hills or pulling heavy equipment than 2008 Daihatsu Sirion.
Compare all specifications:
| 1991 Citroen ZX | 2008 Daihatsu Sirion | |
| Make | Citroen | Daihatsu |
| Model | ZX | Sirion |
| Year Released | 1991 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1298 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 71 HP | 90 HP |
| Engine RPM | 4600 RPM | 6000 RPM |
| Torque | 122 Nm | 120 Nm |
| Torque RPM | 2000 RPM | 4400 RPM |
| Engine Bore Size | 83.1 mm | 72 mm |
| Engine Stroke Size | 88 mm | 79.7 mm |
| Engine Compression Ratio | 23.0:1 | 10.0:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1035 kg | 980 kg |
| Vehicle Length | 4070 mm | 3610 mm |
| Vehicle Width | 1710 mm | 1670 mm |
| Vehicle Height | 1410 mm | 1560 mm |
| Wheelbase Size | 2550 mm | 2440 mm |
