2006 Audi A3 vs. 2007 Opel Signum
To start off, 2007 Opel Signum is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Audi A3. In addition, the cost of maintenance, including insurance, on 2006 Audi A3 would be higher. At 1,982 cc, 2006 Audi A3 is equipped with a bigger engine. In terms of performance, 2006 Audi A3 (197 HP) has 49 more horse power than 2007 Opel Signum. (148 HP). In normal driving conditions, 2006 Audi A3 should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 203 kg more than 2006 Audi A3.
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, 2007 Opel Signum (315 Nm) has 35 more torque (in Nm) than 2006 Audi A3. (280 Nm). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A3.
Compare all specifications:
| 2006 Audi A3 | 2007 Opel Signum | |
| Make | Audi | Opel |
| Model | A3 | Signum |
| Year Released | 2006 | 2007 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1982 cc | 1909 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 197 HP | 148 HP |
| Torque | 280 Nm | 315 Nm |
| Engine Bore Size | 82.5 mm | 82 mm |
| Engine Stroke Size | 92.8 mm | 90.4 mm |
| Engine Compression Ratio | 10.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 234 km/hour | 209 km/hour |
| Acceleration 0-100mph | 7 seconds | 10.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1410 kg | 1613 kg |
| Vehicle Length | 4210 mm | 4640 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2840 mm |
| Fuel Consumption Overall | 8.8 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 60 L | 60 L |
