2003 Audi A3 vs. 2009 Audi A6
To start off, 2009 Audi A6 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Audi A3. In addition, the cost of maintenance, including insurance, on 2003 Audi A3 would be higher. At 4,200 cc (8 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (350 HP @ 6800 RPM) has 237 more horse power than 2003 Audi A3. (113 HP @ 5800 RPM) In normal driving conditions, 2009 Audi A6 should accelerate faster than 2003 Audi A3.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Audi A3. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A6 (440 Nm @ 3500 RPM) has 284 more torque (in Nm) than 2003 Audi A3. (156 Nm @ 4000 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi A3.
Compare all specifications:
| 2003 Audi A3 | 2009 Audi A6 | |
| Make | Audi | Audi |
| Model | A3 | A6 |
| Year Released | 2003 | 2009 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 4200 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 113 HP | 350 HP |
| Engine RPM | 5800 RPM | 6800 RPM |
| Torque | 156 Nm | 440 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Length | 4210 mm | 4934 mm |
| Vehicle Width | 1770 mm | 1862 mm |
| Vehicle Height | 1430 mm | 1519 mm |
| Wheelbase Size | 2660 mm | 2833 mm |
