2009 Audi A3 vs. 2005 Audi A6
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. Both 2009 Audi A3 and 2005 Audi A6 are equipped with a 1,984 cc engine. In terms of performance, 2009 Audi A3 (197 HP @ 6000 RPM) has 69 more horse power than 2005 Audi A6. (128 HP @ 4000 RPM). In normal driving conditions, 2009 Audi A3 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 505 kg more than 2009 Audi A3.
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, 2005 Audi A6 (285 Nm @ 1750 RPM) has 5 more torque (in Nm) than 2009 Audi A3. (280 Nm @ 1800 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:
| 2009 Audi A3 | 2005 Audi A6 | |
| Make | Audi | Audi |
| Model | A3 | A6 |
| Year Released | 2009 | 2005 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1984 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 197 HP | 128 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 280 Nm | 285 Nm |
| Torque RPM | 1800 RPM | 1750 RPM |
| Engine Bore Size | 82.6 mm | 79.6 mm |
| Engine Stroke Size | 92.8 mm | 95.5 mm |
| Engine Compression Ratio | 10.5:1 | 20.0:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 7 seconds | 10.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1030 kg | 1535 kg |
| Vehicle Length | 4290 mm | 4800 mm |
| Vehicle Width | 1770 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2580 mm | 2770 mm |
| Fuel Consumption Overall | 7.7 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
