2007 Audi A4 vs. 2012 Opel Astra
To start off, 2012 Opel Astra is newer by 5 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 1,895 cc (4 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (114 HP @ 4000 RPM) has 10 more horse power than 2012 Opel Astra. (104 HP @ 6000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2012 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 380 kg more than 2012 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 A4 (285 Nm @ 1900 RPM) has 135 more torque (in Nm) than 2012 Opel Astra. (150 Nm @ 3900 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2012 Opel Astra.
Compare all specifications:
| 2007 Audi A4 | 2012 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2007 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 1895 cc | 1589 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 114 HP | 104 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 285 Nm | 150 Nm |
| Torque RPM | 1900 RPM | 3900 RPM |
| Engine Bore Size | 79.5 mm | 79.1 mm |
| Engine Stroke Size | 95.5 mm | 81.5 mm |
| Engine Compression Ratio | 19.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 11.5 seconds | 12.3 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 | 1610 kg | 1230 kg |
| Vehicle Length | 4590 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 | 6.6 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
