1991 Citroen ZX vs. 2006 Mercury Mountaineer
To start off, 2006 Mercury Mountaineer is newer by 15 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 4,013 cc (6 cylinders), 2006 Mercury Mountaineer is equipped with a bigger engine. In terms of performance, 2006 Mercury Mountaineer (210 HP @ 5100 RPM) has 80 more horse power than 1991 Citroen ZX. (130 HP @ 6000 RPM) In normal driving conditions, 2006 Mercury Mountaineer should accelerate faster than 1991 Citroen ZX. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mountaineer weights approximately 821 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.
Because 2006 Mercury Mountaineer 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, 2006 Mercury Mountaineer 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, 2006 Mercury Mountaineer (344 Nm @ 3700 RPM) has 184 more torque (in Nm) than 1991 Citroen ZX. (160 Nm @ 4750 RPM). This means 2006 Mercury Mountaineer will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen ZX.
Compare all specifications:
| 1991 Citroen ZX | 2006 Mercury Mountaineer | |
| Make | Citroen | Mercury |
| Model | ZX | Mountaineer |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1905 cc | 4013 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 130 HP | 210 HP |
| Engine RPM | 6000 RPM | 5100 RPM |
| Torque | 160 Nm | 344 Nm |
| Torque RPM | 4750 RPM | 3700 RPM |
| Engine Bore Size | 83 mm | 100 mm |
| Engine Stroke Size | 88 mm | 84 mm |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1104 kg | 1925 kg |
| Vehicle Length | 4090 mm | 4920 mm |
| Vehicle Width | 1710 mm | 1870 mm |
| Vehicle Height | 1410 mm | 1860 mm |
| Wheelbase Size | 2550 mm | 2890 mm |
