2009 Audi A6 vs. 2010 Opel Astra
To start off, 2010 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2009 Audi A6. In addition, the cost of maintenance, including insurance, on 2009 Audi A6 would be higher. At 2,995 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (300 HP @ 5100 RPM) has 162 more horse power than 2010 Opel Astra. (138 HP @ 5600 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2010 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2010 Opel Astra weights approximately 383 kg more than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2010 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 will offer significantly more control. 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, 2009 Audi A6 (420 Nm @ 2500 RPM) has 245 more torque (in Nm) than 2010 Opel Astra. (175 Nm @ 3800 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2010 Opel Astra. 2009 Audi A6 has automatic transmission and 2010 Opel Astra has manual transmission. 2010 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A6 | 2010 Opel Astra | |
| Make | Audi | Opel |
| Model | A6 | Astra |
| Year Released | 2009 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 1795 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 138 HP |
| Engine RPM | 5100 RPM | 5600 RPM |
| Torque | 420 Nm | 175 Nm |
| Torque RPM | 2500 RPM | 3800 RPM |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 895 kg | 1278 kg |
| Vehicle Length | 4930 mm | 4260 mm |
| Vehicle Width | 2040 mm | 1760 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2850 mm | 2620 mm |
| Fuel Consumption Overall | 11.2 L/100km | 7.3 L/100km |
| Fuel Tank Capacity | 80 L | 52 L |
