2007 BMW 523 vs. 1987 Citroen AX
To start off, 2007 BMW 523 is newer by 20 year(s). Which means there will be less support and parts availability for 1987 Citroen AX. In addition, the cost of maintenance, including insurance, on 1987 Citroen AX would be higher. At 2,497 cc (6 cylinders), 2007 BMW 523 is equipped with a bigger engine. In terms of performance, 2007 BMW 523 (175 HP @ 5800 RPM) has 127 more horse power than 1987 Citroen AX. (48 HP @ 6000 RPM). In normal driving conditions, 2007 BMW 523 should accelerate faster than 1987 Citroen AX. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 523 weights approximately 792 kg more than 1987 Citroen AX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 523 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 2007 BMW 523. However, in wet, icy, snow, or gravel driving conditions, 1987 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, 2007 BMW 523 (230 Nm @ 3500 RPM) has 156 more torque (in Nm) than 1987 Citroen AX. (74 Nm @ 3700 RPM). This means 2007 BMW 523 will have an easier job in driving up hills or pulling heavy equipment than 1987 Citroen AX. 2007 BMW 523 has automatic transmission and 1987 Citroen AX has manual transmission. 1987 Citroen AX will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 523 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 523 | 1987 Citroen AX | |
| Make | BMW | Citroen |
| Model | 523 | AX |
| Year Released | 2007 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 954 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 175 HP | 48 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 230 Nm | 74 Nm |
| Torque RPM | 3500 RPM | 3700 RPM |
| Engine Bore Size | 82 mm | 70 mm |
| Engine Stroke Size | 78.8 mm | 62 mm |
| Engine Compression Ratio | 11.0:1 | 9.4:1 |
| Top Speed | 230 km/hour | 148 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1500 kg | 708 kg |
| Vehicle Length | 4850 mm | 3530 mm |
| Vehicle Width | 1470 mm | 1560 mm |
| Vehicle Height | 1850 mm | 1360 mm |
| Wheelbase Size | 2890 mm | 2350 mm |
| Fuel Consumption Overall | 9.5 L/100km | 5 L/100km |
| Fuel Tank Capacity | 70 L | 36 L |
