2005 Audi A6 vs. 2004 Audi A3
To start off, 2005 Audi A6 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Audi A3. In addition, the cost of maintenance, including insurance, on 2004 Audi A3 would be higher. At 2,976 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (247 HP @ 6300 RPM) has 50 more horse power than 2004 Audi A3. (197 HP @ 5100 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2004 Audi A3.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Audi A3. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A6 (320 Nm @ 3250 RPM) has 40 more torque (in Nm) than 2004 Audi A3. (280 Nm @ 1800 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A3.
Compare all specifications:
| 2005 Audi A6 | 2004 Audi A3 | |
| Make | Audi | Audi |
| Model | A6 | A3 |
| Year Released | 2005 | 2004 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 1894 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 247 HP | 197 HP |
| Engine RPM | 6300 RPM | 5100 RPM |
| Torque | 320 Nm | 280 Nm |
| Torque RPM | 3250 RPM | 1800 RPM |
| Engine Bore Size | 84.5 mm | 82.5 mm |
| Engine Stroke Size | 92.8 mm | 92.8 mm |
| Engine Compression Ratio | 13.0:1 | 10.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4940 mm | 4290 mm |
| Vehicle Width | 1870 mm | 1770 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2850 mm | 2580 mm |
| Fuel Tank Capacity | 70 L | 55 L |
