2004 Audi A6 vs. 2009 Audi A6
To start off, 2009 Audi A6 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 1,799 cc (4 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (149 HP @ 5700 RPM) has 1 more horse power than 2004 Audi A6. (148 HP @ 6000 RPM) In normal driving conditions, 2009 Audi A6 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 50 kg more than 2009 Audi A6.
Because 2004 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A6. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Audi A6 (235 Nm @ 1750 RPM) has 25 more torque (in Nm) than 2009 Audi A6. (210 Nm @ 1750 RPM). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2004 Audi A6 | 2009 Audi A6 | |
| Make | Audi | Audi |
| Model | A6 | A6 |
| Year Released | 2004 | 2009 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1799 cc | 1781 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 5 valves |
| Horse Power | 148 HP | 149 HP |
| Engine RPM | 6000 RPM | 5700 RPM |
| Torque | 235 Nm | 210 Nm |
| Torque RPM | 1750 RPM | 1750 RPM |
| Engine Bore Size | 81.1 mm | 81 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1540 kg | 1490 kg |
| Vehicle Length | 4800 mm | 4800 mm |
| Vehicle Width | 1820 mm | 1820 mm |
| Vehicle Height | 1460 mm | 1460 mm |
| Wheelbase Size | 2770 mm | 2770 mm |
| Fuel Tank Capacity | 70 L | 70 L |
