2007 BMW 320 vs. 1991 Citroen ZX
To start off, 2007 BMW 320 is newer by 16 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 1,994 cc (4 cylinders), 2007 BMW 320 is equipped with a bigger engine. In terms of performance, 2007 BMW 320 (148 HP @ 6200 RPM) has 59 more horse power than 1991 Citroen ZX. (89 HP @ 6400 RPM). In normal driving conditions, 2007 BMW 320 should accelerate faster than 1991 Citroen ZX. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 320 weights approximately 395 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.
Let's talk about torque, 2007 BMW 320 (200 Nm @ 3600 RPM) has 67 more torque (in Nm) than 1991 Citroen ZX. (133 Nm @ 3000 RPM). This means 2007 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen ZX.
Compare all specifications:
| 2007 BMW 320 | 1991 Citroen ZX | |
| Make | BMW | Citroen |
| Model | 320 | ZX |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 1579 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 89 HP |
| Engine RPM | 6200 RPM | 6400 RPM |
| Torque | 200 Nm | 133 Nm |
| Torque RPM | 3600 RPM | 3000 RPM |
| Engine Bore Size | 84 mm | 83 mm |
| Engine Stroke Size | 90 mm | 73 mm |
| Top Speed | 220 km/hour | 180 km/hour |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1395 kg | 1000 kg |
| Vehicle Length | 4530 mm | 4070 mm |
| Vehicle Width | 1430 mm | 1710 mm |
| Vehicle Height | 1880 mm | 1410 mm |
| Wheelbase Size | 2770 mm | 2430 mm |
