2007 BMW Z4 vs. 1985 Citroen BX
To start off, 2007 BMW Z4 is newer by 22 year(s). Which means there will be less support and parts availability for 1985 Citroen BX. In addition, the cost of maintenance, including insurance, on 1985 Citroen BX would be higher. At 2,497 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (215 HP @ 6500 RPM) has 15 more horse power than 1985 Citroen BX. (200 HP @ 5250 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 1985 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Z4 weights approximately 82 kg more than 1985 Citroen BX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1985 Citroen BX is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW Z4. In wet, icy, snow, or gravel driving conditions, 1985 Citroen BX 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, 1985 Citroen BX (294 Nm @ 2750 RPM) has 44 more torque (in Nm) than 2007 BMW Z4. (250 Nm @ 2750 RPM). This means 1985 Citroen BX will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
| 2007 BMW Z4 | 1985 Citroen BX | |
| Make | BMW | Citroen |
| Model | Z4 | BX |
| Year Released | 2007 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2141 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 200 HP |
| Engine RPM | 6500 RPM | 5250 RPM |
| Torque | 250 Nm | 294 Nm |
| Torque RPM | 2750 RPM | 2750 RPM |
| Engine Compression Ratio | 11.0:1 | 7.0:1 |
| Top Speed | 240 km/hour | 217 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1362 kg | 1280 kg |
| Vehicle Length | 4100 mm | 4520 mm |
| Vehicle Width | 1310 mm | 1840 mm |
| Wheelbase Size | 2500 mm | 2660 mm |
