2003 Audi A3 vs. 2004 Audi A6
To start off, 2004 Audi A6 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Audi A3. In addition, the cost of maintenance, including insurance, on 2003 Audi A3 would be higher. At 1,896 cc (4 cylinders), 2003 Audi A3 is equipped with a bigger engine. In terms of performance, 2004 Audi A6 (148 HP @ 5700 RPM) has 44 more horse power than 2003 Audi A3. (104 HP @ 4000 RPM) In normal driving conditions, 2004 Audi A6 should accelerate faster than 2003 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 195 kg more than 2003 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 (339 Nm @ 1750 RPM) has 89 more torque (in Nm) than 2003 Audi A3. (250 Nm @ 1900 RPM). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi A3.
Compare all specifications:
| 2003 Audi A3 | 2004 Audi A6 | |
| Make | Audi | Audi |
| Model | A3 | A6 |
| Year Released | 2003 | 2004 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 1781 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 104 HP | 148 HP |
| Engine RPM | 4000 RPM | 5700 RPM |
| Torque | 250 Nm | 339 Nm |
| Torque RPM | 1900 RPM | 1750 RPM |
| Engine Compression Ratio | 19.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 11.4 seconds | 9.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1295 kg | 1490 kg |
| Vehicle Length | 4210 mm | 4800 mm |
| Vehicle Width | 1770 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2580 mm | 2770 mm |
| Fuel Consumption Overall | 5.1 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
