2006 Audi A8 vs. 2003 Nissan X-Trail
To start off, 2006 Audi A8 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Nissan X-Trail. In addition, the cost of maintenance, including insurance, on 2003 Nissan X-Trail would be higher. At 4,134 cc (8 cylinders), 2006 Audi A8 is equipped with a bigger engine. In terms of performance, 2006 Audi A8 (322 HP @ 3750 RPM) has 145 more horse power than 2003 Nissan X-Trail. (177 HP @ 6000 RPM). In normal driving conditions, 2006 Audi A8 should accelerate faster than 2003 Nissan X-Trail. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A8 weights approximately 103 kg more than 2003 Nissan X-Trail. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 Audi A8 (650 Nm @ 1600 RPM) has 405 more torque (in Nm) than 2003 Nissan X-Trail. (245 Nm @ 4000 RPM). This means 2006 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2003 Nissan X-Trail.
Compare all specifications:
| 2006 Audi A8 | 2003 Nissan X-Trail | |
| Make | Audi | Nissan |
| Model | A8 | X-Trail |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4134 cc | 2488 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 177 HP |
| Engine RPM | 3750 RPM | 6000 RPM |
| Torque | 650 Nm | 245 Nm |
| Torque RPM | 1600 RPM | 4000 RPM |
| Engine Compression Ratio | 16.5:1 | 9.5:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1945 kg | 1842 kg |
| Vehicle Length | 5070 mm | 4520 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2950 mm | 2630 mm |
| Fuel Tank Capacity | 90 L | 60 L |
