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 2,967 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (221 HP @ 4000 RPM) has 24 more horse power than 2004 Audi A3. (197 HP @ 5100 RPM) In normal driving conditions, 2007 Audi A6 should accelerate faster than 2004 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 100 kg more than 2004 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 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, 2007 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, 2007 Audi A6 (450 Nm @ 1400 RPM) has 220 more torque (in Nm) than 2004 Audi A3. (230 Nm @ 1800 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 | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 2967 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 221 HP |
| Engine RPM | 5100 RPM | 4000 RPM |
| Torque | 230 Nm | 450 Nm |
| Torque RPM | 1800 RPM | 1400 RPM |
| Engine Bore Size | 82.5 mm | 83 mm |
| Engine Stroke Size | 92.8 mm | 91.4 mm |
| Engine Compression Ratio | 11.5:1 | 17.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 236 km/hour | 240 km/hour |
| Acceleration 0-100mph | 7 seconds | 7.3 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1410 kg | 1510 kg |
| Vehicle Length | 4290 mm | 4940 mm |
| Vehicle Width | 1770 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2850 mm |
| Fuel Consumption Overall | 7.7 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 55 L | 80 L |
