2007 Audi A6 vs. 2005 Opel Astra
To start off, 2007 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 2,393 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (176 HP @ 6000 RPM) has 76 more horse power than 2005 Opel Astra. (100 HP @ 4300 RPM). In normal driving conditions, 2007 Audi A6 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 135 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, both vehicles can yield 230 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2007 Audi A6 | 2005 Opel Astra | |
| Make | Audi | Opel |
| Model | A6 | Astra |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 1908 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 176 HP | 100 HP |
| Engine RPM | 6000 RPM | 4300 RPM |
| Torque | 230 Nm | 230 Nm |
| Torque RPM | 3000 RPM | 1950 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 77.4 mm | 90 mm |
| Engine Compression Ratio | 11.0:1 | 18.5:1 |
| Top Speed | 230 km/hour | 188 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 12 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1480 kg | 1345 kg |
| Vehicle Length | 4800 mm | 4120 mm |
| Vehicle Width | 1820 mm | 1720 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2770 mm | 2610 mm |
| Fuel Tank Capacity | 70 L | 52 L |
