2006 Audi A6 vs. 2004 Audi A6
To start off, 2006 Audi A6 is newer by 2 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 3,130 cc (6 cylinders), 2006 Audi A6 is equipped with a bigger engine. In terms of performance, 2006 Audi A6 (255 HP @ 6500 RPM) has 87 more horse power than 2004 Audi A6. (168 HP @ 6000 RPM). In normal driving conditions, 2006 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 130 kg more than 2006 Audi A6.
Because 2004 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 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, 2006 Audi A6 (330 Nm @ 3250 RPM) has 100 more torque (in Nm) than 2004 Audi A6. (230 Nm @ 3000 RPM). This means 2006 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2006 Audi A6 | 2004 Audi A6 | |
| Make | Audi | Audi |
| Model | A6 | A6 |
| Year Released | 2006 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3130 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 255 HP | 168 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 330 Nm | 230 Nm |
| Torque RPM | 3250 RPM | 3000 RPM |
| Engine Bore Size | 84.5 mm | 81 mm |
| Engine Stroke Size | 92.8 mm | 77.4 mm |
| Engine Compression Ratio | 13.0:1 | 10.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1640 kg |
| Vehicle Length | 4920 mm | 4800 mm |
| Vehicle Width | 2020 mm | 1820 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2850 mm | 2660 mm |
| Fuel Consumption Highway | 8.7 L/100km | 7.9 L/100km |
| Fuel Consumption City | 12.4 L/100km | 16.1 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 80 L | 80 L |
