2008 Audi A4 vs. 2010 Opel Astra
To start off, 2010 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2008 Audi A4. In addition, the cost of maintenance, including insurance, on 2008 Audi A4 would be higher. At 1,896 cc (4 cylinders), 2008 Audi A4 is equipped with a bigger engine. In terms of performance, 2010 Opel Astra (138 HP @ 5600 RPM) has 24 more horse power than 2008 Audi A4. (114 HP @ 4000 RPM) In normal driving conditions, 2010 Opel Astra should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2010 Opel Astra weights approximately 103 kg more than 2008 Audi A4. 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, 2008 Audi A4 (285 Nm @ 1900 RPM) has 110 more torque (in Nm) than 2010 Opel Astra. (175 Nm @ 3800 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2010 Opel Astra.
Compare all specifications:
| 2008 Audi A4 | 2010 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2008 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 1795 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 114 HP | 138 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 285 Nm | 175 Nm |
| Torque RPM | 1900 RPM | 3800 RPM |
| Engine Bore Size | 79.5 mm | 80.5 mm |
| Engine Stroke Size | 95.5 mm | 88.2 mm |
| Engine Compression Ratio | 19.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 197 km/hour | 208 km/hour |
| Acceleration 0-100mph | 11.5 seconds | 10.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1175 kg | 1278 kg |
| Vehicle Length | 4550 mm | 4260 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
| Fuel Consumption Overall | 5.7 L/100km | 7.3 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
