2004 Audi A2 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 A2. In addition, the cost of maintenance, including insurance, on 2004 Audi A2 would be higher. At 1,795 cc, 2005 Opel Astra is equipped with a bigger engine. In terms of performance, 2005 Opel Astra (120 HP @ 4000 RPM) has 60 more horse power than 2004 Audi A2. (60 HP @ 4000 RPM) In normal driving conditions, 2005 Opel Astra should accelerate faster than 2004 Audi A2. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 305 kg more than 2004 Audi A2. 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, 2005 Opel Astra (170 Nm @ 3800 RPM) has 30 more torque (in Nm) than 2004 Audi A2. (140 Nm @ 1800 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A2.
Compare all specifications:
| 2004 Audi A2 | 2005 Opel Astra | |
| Make | Audi | Opel |
| Model | A2 | Astra |
| Year Released | 2004 | 2005 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1190 cc | 1795 cc |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 60 HP | 120 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 140 Nm | 170 Nm |
| Torque RPM | 1800 RPM | 3800 RPM |
| Engine Bore Size | 76.5 mm | 80.5 mm |
| Engine Stroke Size | 86.4 mm | 88.2 mm |
| Engine Compression Ratio | 19.5:1 | 10.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 930 kg | 1235 kg |
| Vehicle Length | 3830 mm | 4520 mm |
| Wheelbase Size | 2410 mm | 2740 mm |
| Fuel Tank Capacity | 34 L | 52 L |
