2009 Audi A6 vs. 2007 Audi A6
To start off, 2009 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A6. In addition, the cost of maintenance, including insurance, on 2007 Audi A6 would be higher. At 2,966 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (229 HP @ 4000 RPM) has 51 more horse power than 2007 Audi A6. (178 HP @ 4000 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2007 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 960 kg more than 2009 Audi A6.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2009 Audi A6 (450 Nm @ 1400 RPM) has 80 more torque (in Nm) than 2007 Audi A6. (370 Nm @ 1500 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A6.
Compare all specifications:
| 2009 Audi A6 | 2007 Audi A6 | |
| Make | Audi | Audi |
| Model | A6 | A6 |
| Year Released | 2009 | 2007 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2966 cc | 2496 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 229 HP | 178 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 450 Nm | 370 Nm |
| Torque RPM | 1400 RPM | 1500 RPM |
| Engine Bore Size | 83 mm | 78.4 mm |
| Engine Stroke Size | 91.4 mm | 86.4 mm |
| Engine Compression Ratio | 17.0:1 | 19.0:1 |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 7.4 seconds | 9.5 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 930 kg | 1890 kg |
| Vehicle Length | 4940 mm | 4820 mm |
| Vehicle Width | 1470 mm | 1860 mm |
| Vehicle Height | 1860 mm | 1560 mm |
| Wheelbase Size | 2850 mm | 2760 mm |
| Fuel Consumption Overall | 8.4 L/100km | 9 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
