2005 Audi S6 vs. 2013 Audi A6
To start off, 2013 Audi A6 is newer by 8 year(s). Which means there will be less support and parts availability for 2005 Audi S6. In addition, the cost of maintenance, including insurance, on 2005 Audi S6 would be higher. At 4,172 cc (8 cylinders), 2005 Audi S6 is equipped with a bigger engine. In terms of performance, 2005 Audi S6 (335 HP @ 7000 RPM) has 29 more horse power than 2013 Audi A6. (306 HP @ 5500 RPM). In normal driving conditions, 2005 Audi S6 should accelerate faster than 2013 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2013 Audi A6 weights approximately 75 kg more than 2005 Audi S6.
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, 2013 Audi A6 (441 Nm) has 21 more torque (in Nm) than 2005 Audi S6. (420 Nm). This means 2013 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S6.
Compare all specifications:
| 2005 Audi S6 | 2013 Audi A6 | |
| Make | Audi | Audi |
| Model | S6 | A6 |
| Year Released | 2005 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2995 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | W |
| Horse Power | 335 HP | 306 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 420 Nm | 441 Nm |
| Engine Bore Size | 84.5 mm | 84.5 mm |
| Engine Stroke Size | 93 mm | 89 mm |
| Engine Compression Ratio | 11.0:1 | 10.3:1 |
| Top Speed | 250 km/hour | 210 km/hour |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | CVT |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1760 kg | 1835 kg |
| Wheelbase Size | 2770 mm | 2912 mm |
