2008 Audi A6 vs. 2004 Opel Signum
To start off, 2008 Audi A6 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 2,976 cc, 2008 Audi A6 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 75 kg more than 2008 Audi A6.
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 Opel Signum (326 Nm @ 2000 RPM) has 26 more torque (in Nm) than 2008 Audi A6. (300 Nm @ 3200 RPM). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A6. 2008 Audi A6 has automatic transmission and 2004 Opel Signum has manual transmission. 2004 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A6 | 2004 Opel Signum | |
| Make | Audi | Opel |
| Model | A6 | Signum |
| Year Released | 2008 | 2004 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 1908 cc |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 0 HP | 148 HP |
| Torque | 300 Nm | 326 Nm |
| Torque RPM | 3200 RPM | 2000 RPM |
| Engine Compression Ratio | 10.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 236 km/hour | 209 km/hour |
| Acceleration 0-100mph | 7.7 seconds | 10.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1535 kg | 1610 kg |
| Vehicle Length | 4880 mm | 4640 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2840 mm |
| Fuel Consumption Highway | 8.7 L/100km | 5.1 L/100km |
| Fuel Consumption City | 11.8 L/100km | 7.8 L/100km |
| Fuel Consumption Overall | 9.7 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
