2004 Audi A3 vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Audi A3. In addition, the cost of maintenance, including insurance, on 2004 Audi A3 would be higher. At 1,983 cc (4 cylinders), 2004 Audi A3 is equipped with a bigger engine. In terms of performance, 2004 Audi A3 (197 HP @ 5100 RPM) has 83 more horse power than 2005 Opel Astra. (114 HP @ 5400 RPM). In normal driving conditions, 2004 Audi A3 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A3 weights approximately 225 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 Audi A3 (230 Nm @ 1800 RPM) has 57 more torque (in Nm) than 2005 Opel Astra. (173 Nm @ 3400 RPM). This means 2004 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2004 Audi A3 | 2005 Opel Astra | |
| Make | Audi | Opel |
| Model | A3 | Astra |
| Year Released | 2004 | 2005 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 114 HP |
| Engine RPM | 5100 RPM | 5400 RPM |
| Torque | 230 Nm | 173 Nm |
| Torque RPM | 1800 RPM | 3400 RPM |
| Engine Bore Size | 82.5 mm | 80.6 mm |
| Engine Stroke Size | 92.8 mm | 88.2 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1410 kg | 1185 kg |
| Vehicle Length | 4290 mm | 4260 mm |
| Vehicle Width | 1770 mm | 1720 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2660 mm | 2610 mm |
| Fuel Tank Capacity | 55 L | 52 L |
