2009 Audi A8 vs. 2011 Rolls-Royce Ghost
To start off, 2011 Rolls-Royce Ghost is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Audi A8. In addition, the cost of maintenance, including insurance, on 2009 Audi A8 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 291 more horse power than 2009 Audi A8. (272 HP @ 3750 RPM) In normal driving conditions, 2011 Rolls-Royce Ghost should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2011 Rolls-Royce Ghost weights approximately 550 kg more than 2009 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 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, 2009 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, 2011 Rolls-Royce Ghost (779 Nm @ 1500 RPM) has 129 more torque (in Nm) than 2009 Audi A8. (650 Nm @ 1800 RPM). This means 2011 Rolls-Royce Ghost will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A8.
Compare all specifications:
| 2009 Audi A8 | 2011 Rolls-Royce Ghost | |
| Make | Audi | Rolls-Royce |
| Model | A8 | Ghost |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 6600 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 272 HP | 563 HP |
| Engine RPM | 3750 RPM | 5250 RPM |
| Torque | 650 Nm | 779 Nm |
| Torque RPM | 1800 RPM | 1500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1940 kg | 2490 kg |
| Vehicle Length | 5190 mm | 5400 mm |
| Vehicle Width | 1900 mm | 1948 mm |
| Vehicle Height | 1460 mm | 1549 mm |
| Wheelbase Size | 3080 mm | 3294 mm |
| Fuel Tank Capacity | 90 L | 83 L |
