1991 Citroen ZX vs. 2004 Peugeot 406
To start off, 2004 Peugeot 406 is newer by 13 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 2,946 cc (6 cylinders), 2004 Peugeot 406 is equipped with a bigger engine. In terms of performance, 2004 Peugeot 406 (204 HP @ 6000 RPM) has 133 more horse power than 1991 Citroen ZX. (71 HP @ 4600 RPM) In normal driving conditions, 2004 Peugeot 406 should accelerate faster than 1991 Citroen ZX. With that said, vehicle weight also plays an important factor in acceleration. 2004 Peugeot 406 weights approximately 525 kg more than 1991 Citroen ZX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2004 Peugeot 406 (285 Nm @ 3750 RPM) has 163 more torque (in Nm) than 1991 Citroen ZX. (122 Nm @ 2000 RPM). This means 2004 Peugeot 406 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen ZX.
Compare all specifications:
| 1991 Citroen ZX | 2004 Peugeot 406 | |
| Make | Citroen | Peugeot |
| Model | ZX | 406 |
| Year Released | 1991 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 2946 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 71 HP | 204 HP |
| Engine RPM | 4600 RPM | 6000 RPM |
| Torque | 122 Nm | 285 Nm |
| Torque RPM | 2000 RPM | 3750 RPM |
| Engine Bore Size | 83.1 mm | 87 mm |
| Engine Stroke Size | 88 mm | 82.6 mm |
| Engine Compression Ratio | 23.0:1 | 10.9:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1035 kg | 1560 kg |
| Vehicle Length | 4070 mm | 4630 mm |
| Vehicle Width | 1710 mm | 1790 mm |
| Vehicle Height | 1410 mm | 1370 mm |
| Wheelbase Size | 2550 mm | 2730 mm |
