1991 Citroen ZX vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 18 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 3,596 cc (6 cylinders), 2009 Porsche 911 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (321 HP @ 6800 RPM) has 232 more horse power than 1991 Citroen ZX. (89 HP @ 6400 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 1991 Citroen ZX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche 911 weights approximately 530 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 2009 Porsche 911 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, 2009 Porsche 911 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, 2009 Porsche 911 (370 Nm @ 4250 RPM) has 237 more torque (in Nm) than 1991 Citroen ZX. (133 Nm @ 3000 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen ZX. 2009 Porsche 911 has automatic transmission and 1991 Citroen ZX has manual transmission. 1991 Citroen ZX will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Citroen ZX | 2009 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | ZX | 911 |
| Year Released | 1991 | 2009 |
| Engine Position | Front | Rear |
| Engine Size | 1579 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 89 HP | 321 HP |
| Engine RPM | 6400 RPM | 6800 RPM |
| Torque | 133 Nm | 370 Nm |
| Torque RPM | 3000 RPM | 4250 RPM |
| Top Speed | 180 km/hour | 275 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1000 kg | 1530 kg |
| Vehicle Length | 4070 mm | 4430 mm |
| Vehicle Width | 1710 mm | 1320 mm |
| Vehicle Height | 1410 mm | 1860 mm |
| Wheelbase Size | 2430 mm | 2360 mm |
