2006 Audi A4 vs. 2007 Audi A6
To start off, 2007 Audi A6 is newer by 1 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 2,393 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (175 HP @ 6000 RPM) has 13 more horse power than 2006 Audi A4. (162 HP @ 1950 RPM) In normal driving conditions, 2007 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 28 kg more than 2007 Audi A6.
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, 2007 Audi A6 (230 Nm @ 3200 RPM) has 5 more torque (in Nm) than 2006 Audi A4. (225 Nm @ 1950 RPM). This means 2007 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 | 2007 Audi A6 | |
| Make | Audi | Audi |
| Model | A4 | A6 |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2393 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 5 valves |
| Horse Power | 162 HP | 175 HP |
| Engine RPM | 1950 RPM | 6000 RPM |
| Torque | 225 Nm | 230 Nm |
| Torque RPM | 1950 RPM | 3200 RPM |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 86.4 mm | 77.4 mm |
| Engine Compression Ratio | 9.3:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 228 km/hour | 231 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 8.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1510 kg | 1482 kg |
| Vehicle Length | 4550 mm | 4920 mm |
| Vehicle Width | 1780 mm | 2020 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2850 mm |
| Fuel Consumption Overall | 8.2 L/100km | 9.7 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
