2005 Audi A6 vs. 2009 Audi A3
To start off, 2009 Audi A3 is newer by 4 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 2,393 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (178 HP @ 4000 RPM) has 77 more horse power than 2009 Audi A3. (101 HP @ 5600 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2009 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 464 kg more than 2009 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 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 (370 Nm @ 1500 RPM) has 222 more torque (in Nm) than 2009 Audi A3. (148 Nm @ 3800 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A3. 2009 Audi A3 has automatic transmission and 2005 Audi A6 has manual transmission. 2005 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A6 | 2009 Audi A3 | |
| Make | Audi | Audi |
| Model | A6 | A3 |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 1595 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 178 HP | 101 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 370 Nm | 148 Nm |
| Torque RPM | 1500 RPM | 3800 RPM |
| Engine Bore Size | 78.3 mm | 81 mm |
| Engine Stroke Size | 86.4 mm | 77.4 mm |
| Engine Compression Ratio | 19.0:1 | 10.3:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 221 km/hour | 185 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 12.2 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1730 kg | 1266 kg |
| Vehicle Length | 4800 mm | 4290 mm |
| Vehicle Width | 1820 mm | 1770 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2580 mm |
| Fuel Consumption Overall | 8.3 L/100km | 7.1 L/100km |
| Fuel Tank Capacity | 70 L | 55 L |
