2005 Audi A6 vs. 2012 Audi A8
To start off, 2012 Audi A8 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 2,983 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (255 HP @ 6300 RPM) has 8 more horse power than 2012 Audi A8. (247 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2012 Audi A8.
Because 2012 Audi A8 is all wheel drive (AWD), it will have significant more traction and grip than 2005 Audi A6. In wet, icy, snow, or gravel driving conditions, 2012 Audi A8 will offer significantly more control. 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 A8 (550 Nm) has 230 more torque (in Nm) than 2005 Audi A6. (320 Nm). This means 2012 Audi A8 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 A8 | |
| Make | Audi | Audi |
| Model | A6 | A8 |
| Year Released | 2005 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 2967 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 247 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 320 Nm | 550 Nm |
| Drive Type | Front | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4920 mm | 5136 mm |
| Vehicle Width | 2020 mm | 1948 mm |
| Vehicle Height | 1470 mm | 1461 mm |
| Wheelbase Size | 2760 mm | 2992 mm |
| Fuel Tank Capacity | 80 L | 90 L |
