2009 Audi A6 vs. 2003 Opel Signum
To start off, 2009 Audi A6 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 1,968 cc (4 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (173 HP @ 5600 RPM) has 39 more horse power than 2009 Audi A6. (134 HP @ 4000 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 55 kg more than 2003 Opel Signum.
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, 2009 Audi A6 (321 Nm @ 1750 RPM) has 41 more torque (in Nm) than 2003 Opel Signum. (280 Nm @ 2500 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2009 Audi A6 | 2003 Opel Signum | |
| Make | Audi | Opel |
| Model | A6 | Signum |
| Year Released | 2009 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 134 HP | 173 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 321 Nm | 280 Nm |
| Torque RPM | 1750 RPM | 2500 RPM |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 95.5 mm | 86 mm |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 208 km/hour | 220 km/hour |
| Acceleration 0-100mph | 10.3 seconds | 9.7 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1550 kg | 1495 kg |
| Vehicle Length | 4930 mm | 4640 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2850 mm | 2720 mm |
| Fuel Consumption Overall | 5.3 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 70 L | 58 L |
