2003 Audi A6 vs. 2006 Nissan Xterra
To start off, 2006 Nissan Xterra is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Audi A6. In addition, the cost of maintenance, including insurance, on 2003 Audi A6 would be higher. At 3,954 cc (6 cylinders), 2006 Nissan Xterra is equipped with a bigger engine. In terms of performance, 2006 Nissan Xterra (265 HP @ 5600 RPM) has 39 more horse power than 2003 Audi A6. (226 HP @ 5800 RPM) In normal driving conditions, 2006 Nissan Xterra should accelerate faster than 2003 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A6 weights approximately 122 kg more than 2006 Nissan Xterra.
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 Nissan Xterra (385 Nm @ 4000 RPM) has 75 more torque (in Nm) than 2003 Audi A6. (310 Nm @ 1700 RPM). This means 2006 Nissan Xterra will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi A6.
Compare all specifications:
| 2003 Audi A6 | 2006 Nissan Xterra | |
| Make | Audi | Nissan |
| Model | A6 | Xterra |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 3954 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 226 HP | 265 HP |
| Engine RPM | 5800 RPM | 5600 RPM |
| Torque | 310 Nm | 385 Nm |
| Torque RPM | 1700 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 96 mm |
| Engine Stroke Size | 86.4 mm | 92 mm |
| Engine Compression Ratio | 9.3:1 | 10.3:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1662 kg | 1540 kg |
| Vehicle Length | 4800 mm | 4550 mm |
| Vehicle Width | 1820 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1910 mm |
| Wheelbase Size | 2770 mm | 2710 mm |
| Fuel Consumption | 8.8 L/100km | 10.8 L/100km |
| Fuel Consumption Overall | 11.6 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 70 L | 80 L |
