2007 Audi A3 vs. 2005 Opel Astra
To start off, 2007 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 1,995 cc (4 cylinders), 2005 Opel Astra is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (138 HP @ 4000 RPM) has 56 more horse power than 2005 Opel Astra. (82 HP @ 4300 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 20 kg more than 2007 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 Audi A3 (320 Nm @ 1750 RPM) has 135 more torque (in Nm) than 2005 Opel Astra. (185 Nm @ 1500 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2007 Audi A3 | 2005 Opel Astra | |
| Make | Audi | Opel |
| Model | A3 | Astra |
| Year Released | 2007 | 2005 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1967 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 82 HP |
| Engine RPM | 4000 RPM | 4300 RPM |
| Torque | 320 Nm | 185 Nm |
| Torque RPM | 1750 RPM | 1500 RPM |
| Engine Compression Ratio | 18.0:1 | 18.5:1 |
| Top Speed | 207 km/hour | 165 km/hour |
| Acceleration 0-100mph | 9 seconds | 15.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 3 doors |
| Vehicle Weight | 1370 kg | 1390 kg |
| Vehicle Length | 4210 mm | 4120 mm |
| Vehicle Width | 1770 mm | 1720 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2580 mm | 2640 mm |
| Fuel Tank Capacity | 55 L | 52 L |
