2004 Audi A3 vs. 2007 Audi A6
To start off, 2007 Audi A6 is newer by 3 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 3,189 cc (6 cylinders), 2004 Audi A3 is equipped with a bigger engine. In terms of performance, 2004 Audi A3 (252 HP @ 6300 RPM) has 30 more horse power than 2007 Audi A6. (222 HP @ 4000 RPM). In normal driving conditions, 2004 Audi A3 should accelerate faster than 2007 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 200 kg more than 2004 Audi A3.
Because 2004 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Audi A6. In wet, icy, snow, or gravel driving conditions, 2004 Audi A3 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, 2007 Audi A6 (450 Nm @ 1400 RPM) has 130 more torque (in Nm) than 2004 Audi A3. (320 Nm @ 2500 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A3.
Compare all specifications:
| 2004 Audi A3 | 2007 Audi A6 | |
| Make | Audi | Audi |
| Model | A3 | A6 |
| Year Released | 2004 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 2967 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 252 HP | 222 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 320 Nm | 450 Nm |
| Torque RPM | 2500 RPM | 1400 RPM |
| Engine Bore Size | 84 mm | 83 mm |
| Engine Stroke Size | 95.9 mm | 91.4 mm |
| Engine Compression Ratio | 11.3:1 | 17.0:1 |
| Top Speed | 250 km/hour | 243 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 7.3 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1565 kg | 1765 kg |
| Vehicle Length | 4290 mm | 4920 mm |
| Vehicle Width | 1770 mm | 2020 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2470 mm | 2850 mm |
| Fuel Consumption Highway | 7.6 L/100km | 6.3 L/100km |
| Fuel Consumption Overall | 9.9 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 60 L | 80 L |
