2007 Audi A3 vs. 2007 Opel Astra
To start off, both 2007 Audi A3 and 2007 Opel Astra were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,998 cc (4 cylinders), 2007 Opel Astra is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (168 HP @ 5200 RPM) has 20 more horse power than 2007 Audi A3. (148 HP @ 6000 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 2007 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 75 kg more than 2007 Audi A3. 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, 2007 Opel Astra (250 Nm @ 1950 RPM) has 50 more torque (in Nm) than 2007 Audi A3. (200 Nm @ 3500 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3.
Compare all specifications:
| 2007 Audi A3 | 2007 Opel Astra | |
| Make | Audi | Opel |
| Model | A3 | Astra |
| Year Released | 2007 | 2007 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 168 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 200 Nm | 250 Nm |
| Torque RPM | 3500 RPM | 1950 RPM |
| Engine Bore Size | 82.5 mm | 86.1 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Engine Compression Ratio | 11.5:1 | 8.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 9.1 seconds | 8.9 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 | 1350 kg | 1425 kg |
| Vehicle Length | 4210 mm | 4520 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1510 mm |
| Wheelbase Size | 2580 mm | 2710 mm |
| Fuel Consumption Overall | 7.1 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 55 L | 52 L |
