2005 Audi A6 vs. 2011 Rolls-Royce Ghost
To start off, 2011 Rolls-Royce Ghost is newer by 6 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 6,600 cc (12 cylinders), 2011 Rolls-Royce Ghost is equipped with a bigger engine. In terms of performance, 2011 Rolls-Royce Ghost (563 HP @ 5250 RPM) has 316 more horse power than 2005 Audi A6. (247 HP @ 1800 RPM) In normal driving conditions, 2011 Rolls-Royce Ghost should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2011 Rolls-Royce Ghost weights approximately 830 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.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Rolls-Royce Ghost. In wet, icy, snow, or gravel driving conditions, 2005 Audi A6 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, 2011 Rolls-Royce Ghost (779 Nm @ 1500 RPM) has 429 more torque (in Nm) than 2005 Audi A6. (350 Nm @ 1800 RPM). This means 2011 Rolls-Royce Ghost will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2005 Audi A6 | 2011 Rolls-Royce Ghost | |
| Make | Audi | Rolls-Royce |
| Model | A6 | Ghost |
| Year Released | 2005 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 6600 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 247 HP | 563 HP |
| Engine RPM | 1800 RPM | 5250 RPM |
| Torque | 350 Nm | 779 Nm |
| Torque RPM | 1800 RPM | 1500 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1660 kg | 2490 kg |
| Vehicle Length | 4800 mm | 5400 mm |
| Vehicle Width | 1820 mm | 1948 mm |
| Vehicle Height | 1460 mm | 1549 mm |
| Wheelbase Size | 2580 mm | 3294 mm |
| Fuel Consumption | 8.8 L/100km | 11.8 L/100km |
| Fuel Consumption City | 18.1 L/100km | 18.1 L/100km |
| Fuel Tank Capacity | 70 L | 83 L |
