2009 Audi A8 vs. 1998 Citroen XM
To start off, 2009 Audi A8 is newer by 11 year(s). Which means there will be less support and parts availability for 1998 Citroen XM. In addition, the cost of maintenance, including insurance, on 1998 Citroen XM would be higher. At 5,998 cc, 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (444 HP @ 6200 RPM) has 329 more horse power than 1998 Citroen XM. (115 HP @ 5750 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 1998 Citroen XM. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 715 kg more than 1998 Citroen XM. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Citroen XM. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 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, 2009 Audi A8 (580 Nm @ 4000 RPM) has 406 more torque (in Nm) than 1998 Citroen XM. (174 Nm @ 4250 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1998 Citroen XM. 2009 Audi A8 has automatic transmission and 1998 Citroen XM has manual transmission. 1998 Citroen XM will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A8 | 1998 Citroen XM | |
| Make | Audi | Citroen |
| Model | A8 | XM |
| Year Released | 2009 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 1998 cc |
| Engine Type | W | in-line |
| Horse Power | 444 HP | 115 HP |
| Engine RPM | 6200 RPM | 5750 RPM |
| Torque | 580 Nm | 174 Nm |
| Torque RPM | 4000 RPM | 4250 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 90.2 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 8.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 193 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1995 kg | 1280 kg |
| Vehicle Length | 5190 mm | 4720 mm |
| Vehicle Width | 1900 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1400 mm |
| Wheelbase Size | 3080 mm | 2760 mm |
| Fuel Consumption Overall | 13.8 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 90 L | 66 L |
