2004 Audi A6 vs. 2005 Vauxhall Signum
To start off, 2005 Vauxhall Signum is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 2,496 cc (6 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2004 Audi A6 (180 HP @ 6000 RPM) has 60 more horse power than 2005 Vauxhall Signum. (120 HP @ 6000 RPM). In normal driving conditions, 2004 Audi A6 should accelerate faster than 2005 Vauxhall Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 267 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 2004 Audi A6 (235 Nm @ 3000 RPM) has 68 more torque (in Nm) than 2005 Vauxhall Signum. (167 Nm @ 3800 RPM). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Vauxhall Signum.
Compare all specifications:
| 2004 Audi A6 | 2005 Vauxhall Signum | |
| Make | Audi | Vauxhall |
| Model | A6 | Signum |
| Year Released | 2004 | 2005 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1795 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 180 HP | 120 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 235 Nm | 167 Nm |
| Torque RPM | 3000 RPM | 3800 RPM |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1662 kg | 1395 kg |
| Vehicle Length | 4940 mm | 4640 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2840 mm |
