2003 Audi A6 vs. 2005 Vauxhall Signum
To start off, 2005 Vauxhall Signum is newer by 2 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 2,671 cc (6 cylinders), 2003 Audi A6 is equipped with a bigger engine. In terms of performance, 2003 Audi A6 (247 HP @ 6300 RPM) has 127 more horse power than 2005 Vauxhall Signum. (120 HP @ 6000 RPM). In normal driving conditions, 2003 Audi A6 should accelerate faster than 2005 Vauxhall Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A6 weights approximately 410 kg more than 2005 Vauxhall Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Vauxhall Signum. In wet, icy, snow, or gravel driving conditions, 2003 Audi A6 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, 2003 Audi A6 (339 Nm @ 1800 RPM) has 172 more torque (in Nm) than 2005 Vauxhall Signum. (167 Nm @ 3800 RPM). This means 2003 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Vauxhall Signum.
Compare all specifications:
| 2003 Audi A6 | 2005 Vauxhall Signum | |
| Make | Audi | Vauxhall |
| Model | A6 | Signum |
| Year Released | 2003 | 2005 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 1795 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 247 HP | 120 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 339 Nm | 167 Nm |
| Torque RPM | 1800 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1805 kg | 1395 kg |
| Vehicle Length | 4800 mm | 4640 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1560 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2840 mm |
