2007 Audi A4 vs. 2007 Opel Astra
To start off, both 2007 Audi A4 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 1,895 cc (4 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (124 HP @ 5600 RPM) has 10 more horse power than 2007 Audi A4. (114 HP @ 4000 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 285 kg more than 2007 Opel Astra.
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 115 more torque (in Nm) than 2007 Opel Astra. (170 Nm @ 3800 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2007 Audi A4 | 2007 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2007 | 2007 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1895 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 114 HP | 124 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 285 Nm | 170 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 - Premium |
| Top Speed | 197 km/hour | 198 km/hour |
| Acceleration 0-100mph | 11.5 seconds | 10.9 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1610 kg | 1325 kg |
| Vehicle Length | 4590 mm | 4520 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1510 mm |
| Wheelbase Size | 2660 mm | 2710 mm |
| Fuel Consumption Overall | 5.7 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
