2006 Audi A4 vs. 2009 Audi A6
To start off, 2009 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 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) has 153 more horse power than 2006 Audi A4. (197 HP) In normal driving conditions, 2009 Audi A6 should accelerate faster than 2006 Audi A4.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Audi A4. 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) has 160 more torque (in Nm) than 2006 Audi A4. (280 Nm). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2006 Audi A4 | 2009 Audi A6 | |
| Make | Audi | Audi |
| Model | A4 | A6 |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 4200 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 197 HP | 350 HP |
| Torque | 280 Nm | 440 Nm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4590 mm | 4934 mm |
| Vehicle Width | 1780 mm | 1862 mm |
| Vehicle Height | 1430 mm | 1519 mm |
| Wheelbase Size | 2650 mm | 2833 mm |
