2006 BMW 645 vs. 1999 Citroen Xantia
To start off, 2006 BMW 645 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Citroen Xantia. In addition, the cost of maintenance, including insurance, on 1999 Citroen Xantia would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 219 more horse power than 1999 Citroen Xantia. (109 HP @ 5500 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 1999 Citroen Xantia. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 550 kg more than 1999 Citroen Xantia. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 645 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 2006 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 1999 Citroen Xantia, 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 289 more torque (in Nm) than 1999 Citroen Xantia. (161 Nm @ 4250 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1999 Citroen Xantia.
Compare all specifications:
| 2006 BMW 645 | 1999 Citroen Xantia | |
| Make | BMW | Citroen |
| Model | 645 | Xantia |
| Year Released | 2006 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1761 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 109 HP |
| Engine RPM | 6100 RPM | 5500 RPM |
| Torque | 450 Nm | 161 Nm |
| Torque RPM | 3600 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1810 kg | 1260 kg |
| Vehicle Length | 4830 mm | 4450 mm |
| Vehicle Width | 1860 mm | 1770 mm |
| Vehicle Height | 1380 mm | 1410 mm |
| Wheelbase Size | 2790 mm | 2750 mm |
