2001 Audi A6 vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Audi A6. In addition, the cost of maintenance, including insurance, on 2001 Audi A6 would be higher. At 3,174 cc (6 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (208 HP @ 6000 RPM) has 60 more horse power than 2001 Audi A6. (148 HP @ 5700 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 2001 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 255 kg more than 2001 Audi A6. 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, 2005 Opel Signum (300 Nm @ 4000 RPM) has 89 more torque (in Nm) than 2001 Audi A6. (211 Nm @ 1750 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A6.
Compare all specifications:
| 2001 Audi A6 | 2005 Opel Signum | |
| Make | Audi | Opel |
| Model | A6 | Signum |
| Year Released | 2001 | 2005 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 3174 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 148 HP | 208 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 211 Nm | 300 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 87.5 mm |
| Engine Stroke Size | 86.4 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1355 kg | 1610 kg |
| Vehicle Length | 4800 mm | 4640 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2760 mm | 2840 mm |
| Fuel Tank Capacity | 70 L | 60 L |
