2006 Audi A4 vs. 2012 Audi A6
To start off, 2012 Audi A6 is newer by 6 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 3,129 cc (6 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2012 Audi A6 (310 HP @ 5500 RPM) has 55 more horse power than 2006 Audi A4. (255 HP @ 6500 RPM) In normal driving conditions, 2012 Audi A6 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 45 kg more than 2012 Audi A6.
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, 2012 Audi A6 (440 Nm @ 2900 RPM) has 110 more torque (in Nm) than 2006 Audi A4. (330 Nm @ 3250 RPM). This means 2012 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 | 2012 Audi A6 | |
| Make | Audi | Audi |
| Model | A4 | A6 |
| Year Released | 2006 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3129 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 255 HP | 310 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 330 Nm | 440 Nm |
| Torque RPM | 3250 RPM | 2900 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1835 kg |
| Vehicle Length | 4590 mm | 4925 mm |
| Vehicle Width | 1780 mm | 1872 mm |
| Vehicle Height | 1430 mm | 1468 mm |
| Wheelbase Size | 2660 mm | 2913 mm |
| Fuel Consumption Highway | 8.7 L/100km | 8.4 L/100km |
| Fuel Consumption City | 13.8 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 63 L | 75 L |
