2009 Audi A6 vs. 2003 Opel Astra
To start off, 2009 Audi A6 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Opel Astra. In addition, the cost of maintenance, including insurance, on 2003 Opel Astra would be higher. At 2,698 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (178 HP @ 3300 RPM) has 79 more horse power than 2003 Opel Astra. (99 HP @ 5600 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Astra weights approximately 190 kg more than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2003 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 (380 Nm @ 1400 RPM) has 231 more torque (in Nm) than 2003 Opel Astra. (149 Nm @ 3600 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra.
Compare all specifications:
| 2009 Audi A6 | 2003 Opel Astra | |
| Make | Audi | Opel |
| Model | A6 | Astra |
| Year Released | 2009 | 2003 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2698 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 178 HP | 99 HP |
| Engine RPM | 3300 RPM | 5600 RPM |
| Torque | 380 Nm | 149 Nm |
| Torque RPM | 1400 RPM | 3600 RPM |
| Engine Bore Size | 83 mm | 79 mm |
| Engine Stroke Size | 83.1 mm | 81.5 mm |
| Engine Compression Ratio | 17.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1160 kg | 1350 kg |
| Vehicle Length | 4920 mm | 4280 mm |
| Vehicle Width | 1860 mm | 1720 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2850 mm | 2620 mm |
| Fuel Tank Capacity | 80 L | 52 L |
