2007 BMW 325 vs. 1991 Citroen ZX
To start off, 2007 BMW 325 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 2,497 cc (6 cylinders), 2007 BMW 325 is equipped with a bigger engine. In terms of performance, 2007 BMW 325 (215 HP @ 5600 RPM) has 140 more horse power than 1991 Citroen ZX. (75 HP @ 5800 RPM). In normal driving conditions, 2007 BMW 325 should accelerate faster than 1991 Citroen ZX. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 325 weights approximately 420 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 325 (250 Nm @ 2750 RPM) has 140 more torque (in Nm) than 1991 Citroen ZX. (110 Nm @ 3400 RPM). This means 2007 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen ZX.
Compare all specifications:
| 2007 BMW 325 | 1991 Citroen ZX | |
| Make | BMW | Citroen |
| Model | 325 | ZX |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1360 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 75 HP |
| Engine RPM | 5600 RPM | 5800 RPM |
| Torque | 250 Nm | 110 Nm |
| Torque RPM | 2750 RPM | 3400 RPM |
| Engine Bore Size | 78.8 mm | 75 mm |
| Engine Stroke Size | 82 mm | 77 mm |
| Engine Compression Ratio | 11.0:1 | 9.3:1 |
| Top Speed | 247 km/hour | 167 km/hour |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1420 kg | 1000 kg |
| Vehicle Length | 4590 mm | 4070 mm |
| Vehicle Width | 1400 mm | 1710 mm |
| Vehicle Height | 1790 mm | 1410 mm |
| Wheelbase Size | 2770 mm | 2550 mm |
| Fuel Tank Capacity | 63 L | 56 L |
