2004 BMW 630 vs. 1987 Citroen AX
To start off, 2004 BMW 630 is newer by 17 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 2,983 cc (6 cylinders), 2004 BMW 630 is equipped with a bigger engine. In terms of performance, 2004 BMW 630 (254 HP @ 6600 RPM) has 206 more horse power than 1987 Citroen AX. (48 HP @ 6000 RPM). In normal driving conditions, 2004 BMW 630 should accelerate faster than 1987 Citroen AX. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 630 weights approximately 1068 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 2004 BMW 630 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 2004 BMW 630. 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, 2004 BMW 630 (300 Nm @ 2500 RPM) has 226 more torque (in Nm) than 1987 Citroen AX. (74 Nm @ 3700 RPM). This means 2004 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 1987 Citroen AX. 2004 BMW 630 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. 2004 BMW 630 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 BMW 630 | 1987 Citroen AX | |
| Make | BMW | Citroen |
| Model | 630 | AX |
| Year Released | 2004 | 1987 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 954 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 254 HP | 48 HP |
| Engine RPM | 6600 RPM | 6000 RPM |
| Torque | 300 Nm | 74 Nm |
| Torque RPM | 2500 RPM | 3700 RPM |
| Engine Bore Size | 85 mm | 70 mm |
| Engine Stroke Size | 88 mm | 62 mm |
| Engine Compression Ratio | 10.7:1 | 9.4:1 |
| Top Speed | 250 km/hour | 148 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1776 kg | 708 kg |
| Vehicle Length | 4830 mm | 3530 mm |
| Vehicle Width | 1860 mm | 1560 mm |
| Vehicle Height | 1380 mm | 1360 mm |
| Wheelbase Size | 2730 mm | 2350 mm |
| Fuel Consumption Highway | 7.5 L/100km | 6.4 L/100km |
| Fuel Consumption City | 14.2 L/100km | 6.7 L/100km |
| Fuel Consumption Overall | 9.9 L/100km | 5 L/100km |
| Fuel Tank Capacity | 70 L | 36 L |
