2008 Audi A3 vs. 2004 Opel Signum
To start off, 2008 Audi A3 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 1,968 cc (4 cylinders), 2008 Audi A3 is equipped with a bigger engine. In terms of performance, 2004 Opel Signum (148 HP @ 4000 RPM) has 10 more horse power than 2008 Audi A3. (138 HP @ 4000 RPM) In normal driving conditions, 2004 Opel Signum should accelerate faster than 2008 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 105 kg more than 2008 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2008 Audi A3 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, 2004 Opel Signum (326 Nm @ 2000 RPM) has 6 more torque (in Nm) than 2008 Audi A3. (320 Nm @ 1750 RPM). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A3. 2008 Audi A3 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 A3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A3 | 2004 Opel Signum | |
| Make | Audi | Opel |
| Model | A3 | Signum |
| Year Released | 2008 | 2004 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1908 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 138 HP | 148 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 320 Nm | 326 Nm |
| Torque RPM | 1750 RPM | 2000 RPM |
| Engine Bore Size | 81 mm | 82 mm |
| Engine Stroke Size | 95.5 mm | 90.4 mm |
| Engine Compression Ratio | 18.0:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 205 km/hour | 209 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 10.5 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1505 kg | 1610 kg |
| Vehicle Length | 4220 mm | 4640 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2840 mm |
| Fuel Consumption Overall | 5.8 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 60 L | 60 L |
