2007 Audi A3 vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Audi A3. In addition, the cost of maintenance, including insurance, on 2007 Audi A3 would be higher. At 1,968 cc (4 cylinders), 2007 Audi A3 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (139 HP @ 4000 RPM) has 40 more horse power than 2008 Opel Astra. (99 HP @ 4400 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 2008 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 85 kg more than 2008 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, 2007 Audi A3 (320 Nm @ 1750 RPM) has 80 more torque (in Nm) than 2008 Opel Astra. (240 Nm @ 2300 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
| 2007 Audi A3 | 2008 Opel Astra | |
| Make | Audi | Opel |
| Model | A3 | Astra |
| Year Released | 2007 | 2008 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1684 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 139 HP | 99 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 320 Nm | 240 Nm |
| Torque RPM | 1750 RPM | 2300 RPM |
| Engine Bore Size | 81 mm | 79 mm |
| Engine Stroke Size | 95.5 mm | 86 mm |
| Engine Compression Ratio | 18.0:1 | 18.4:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 207 km/hour | 182 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 12.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1450 kg | 1365 kg |
| Vehicle Length | 4290 mm | 4300 mm |
| Vehicle Width | 1770 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2580 mm | 2620 mm |
| Fuel Consumption Overall | 5.6 L/100km | 5 L/100km |
| Fuel Tank Capacity | 55 L | 52 L |
