2005 Audi A6 vs. 2007 Audi A3
To start off, 2007 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 4,163 cc (8 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (335 HP @ 4000 RPM) has 84 more horse power than 2007 Audi A3. (251 HP @ 6300 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2007 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 425 kg more than 2007 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Audi A6. In wet, icy, snow, or gravel driving conditions, 2007 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, 2005 Audi A6 (420 Nm) has 100 more torque (in Nm) than 2007 Audi A3. (320 Nm). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3.
Compare all specifications:
| 2005 Audi A6 | 2007 Audi A3 | |
| Make | Audi | Audi |
| Model | A6 | A3 |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3195 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 335 HP | 251 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 420 Nm | 320 Nm |
| Engine Bore Size | 85 mm | 84 mm |
| Engine Stroke Size | 93 mm | 95.9 mm |
| Engine Compression Ratio | 11.0:1 | 11.3:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1880 kg | 1455 kg |
| Vehicle Length | 4920 mm | 4290 mm |
| Vehicle Width | 2020 mm | 1960 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2580 mm |
| Fuel Consumption Highway | 10.2 L/100km | 8.7 L/100km |
| Fuel Consumption City | 13.8 L/100km | 11.2 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 80 L | 55 L |
