2002 BMW Z4 vs. 1991 Citroen AX
To start off, 2002 BMW Z4 is newer by 11 year(s). Which means there will be less support and parts availability for 1991 Citroen AX. In addition, the cost of maintenance, including insurance, on 1991 Citroen AX would be higher. At 2,494 cc (6 cylinders), 2002 BMW Z4 is equipped with a bigger engine. In terms of performance, 2002 BMW Z4 (190 HP @ 6000 RPM) has 142 more horse power than 1991 Citroen AX. (48 HP @ 6000 RPM). In normal driving conditions, 2002 BMW Z4 should accelerate faster than 1991 Citroen AX. With that said, vehicle weight also plays an important factor in acceleration. 2002 BMW Z4 weights approximately 727 kg more than 1991 Citroen AX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 BMW Z4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2002 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 1991 Citroen AX, being front wheel drive (FWD), will offer much better control with better grip. 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, 2002 BMW Z4 (245 Nm @ 3500 RPM) has 170 more torque (in Nm) than 1991 Citroen AX. (75 Nm @ 3700 RPM). This means 2002 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen AX.
Compare all specifications:
| 2002 BMW Z4 | 1991 Citroen AX | |
| Make | BMW | Citroen |
| Model | Z4 | AX |
| Year Released | 2002 | 1991 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 953 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 190 HP | 48 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 245 Nm | 75 Nm |
| Torque RPM | 3500 RPM | 3700 RPM |
| Engine Bore Size | 84 mm | 70 mm |
| Engine Stroke Size | 75 mm | 62 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1395 kg | 668 kg |
| Vehicle Length | 4100 mm | 3510 mm |
| Vehicle Width | 1790 mm | 1560 mm |
| Vehicle Height | 1310 mm | 1360 mm |
| Wheelbase Size | 2580 mm | 2290 mm |
