2004 Opel Signum vs. 2013 Audi A7
To start off, 2013 Audi A7 is newer by 9 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 2,995 cc (6 cylinders), 2013 Audi A7 is equipped with a bigger engine. In terms of performance, 2013 Audi A7 (414 HP @ 5300 RPM) has 266 more horse power than 2004 Opel Signum. (148 HP @ 4000 RPM) In normal driving conditions, 2013 Audi A7 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2013 Audi A7 weights approximately 335 kg more than 2004 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Audi A7 is all wheel drive (AWD), it will have significant more traction and grip than 2004 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2013 Audi A7 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, 2013 Audi A7 (549 Nm) has 223 more torque (in Nm) than 2004 Opel Signum. (326 Nm). This means 2013 Audi A7 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 2004 Opel Signum | 2013 Audi A7 | |
| Make | Opel | Audi |
| Model | Signum | A7 |
| Year Released | 2004 | 2013 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 2995 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | single |
| Valves per Cylinder | 2 valves | 6 valves |
| Horse Power | 148 HP | 414 HP |
| Engine RPM | 4000 RPM | 5300 RPM |
| Torque | 326 Nm | 549 Nm |
| Engine Bore Size | 82 mm | 84.5 mm |
| Engine Stroke Size | 90.4 mm | 89 mm |
| Engine Compression Ratio | 18.0:1 | 10.3:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 209 km/hour | 250 km/hour |
| Drive Type | Front | AWD |
| Transmission Type | Manual | Single Speed |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1610 kg | 1945 kg |
| Vehicle Length | 4640 mm | 4980 mm |
| Vehicle Width | 1800 mm | 2139 mm |
| Vehicle Height | 1470 mm | 1408 mm |
| Wheelbase Size | 2840 mm | 2914 mm |
| Fuel Consumption | 5.1 L/100km | 7.5 L/100km |
| Fuel Consumption City | 7.8 L/100km | 13.4 L/100km |
