2005 Audi A6 vs. 2005 Opel Astra
To start off, both 2005 Audi A6 and 2005 Opel Astra were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,172 cc (4 cylinders), 2005 Opel Astra is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (138 HP @ 4000 RPM) has 15 more horse power than 2005 Opel Astra. (123 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 240 kg more than 2005 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, 2005 Audi A6 (330 Nm @ 1750 RPM) has 49 more torque (in Nm) than 2005 Opel Astra. (281 Nm @ 1500 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2005 Audi A6 | 2005 Opel Astra | |
| Make | Audi | Opel |
| Model | A6 | Astra |
| Year Released | 2005 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1982 cc | 2172 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 123 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 330 Nm | 281 Nm |
| Torque RPM | 1750 RPM | 1500 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 95.5 mm | 98 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1625 kg | 1385 kg |
| Vehicle Length | 4940 mm | 4270 mm |
| Vehicle Width | 1820 mm | 1720 mm |
| Vehicle Height | 1470 mm | 1400 mm |
| Wheelbase Size | 2580 mm | 2530 mm |
| Fuel Consumption Overall | 5.7 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
