2005 Audi A6 vs. 2012 Audi RS5
To start off, 2012 Audi RS5 is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 4,200 cc (8 cylinders), 2012 Audi RS5 is equipped with a bigger engine. In terms of performance, 2012 Audi RS5 (354 HP @ 7000 RPM) has 176 more horse power than 2005 Audi A6. (178 HP @ 4000 RPM) In normal driving conditions, 2012 Audi RS5 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2012 Audi RS5 weights approximately 20 kg more than 2005 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 RS5 (440 Nm @ 3500 RPM) has 70 more torque (in Nm) than 2005 Audi A6. (370 Nm @ 1500 RPM). This means 2012 Audi RS5 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2005 Audi A6 | 2012 Audi RS5 | |
| Make | Audi | Audi |
| Model | A6 | RS5 |
| Year Released | 2005 | 2012 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 4200 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 178 HP | 354 HP |
| Engine RPM | 4000 RPM | 7000 RPM |
| Torque | 370 Nm | 440 Nm |
| Torque RPM | 1500 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1730 kg | 1750 kg |
| Vehicle Length | 4800 mm | 4625 mm |
| Vehicle Width | 1820 mm | 1854 mm |
| Vehicle Height | 1460 mm | 1372 mm |
| Wheelbase Size | 2660 mm | 2751 mm |
| Fuel Tank Capacity | 70 L | 63 L |
