2005 Audi S4 vs. 2013 Rolls-Royce Ghost
To start off, 2013 Rolls-Royce Ghost is newer by 8 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 6,600 cc (12 cylinders), 2013 Rolls-Royce Ghost is equipped with a bigger engine. In terms of performance, 2013 Rolls-Royce Ghost (563 HP @ 5250 RPM) has 223 more horse power than 2005 Audi S4. (340 HP @ 6300 RPM) In normal driving conditions, 2013 Rolls-Royce Ghost should accelerate faster than 2005 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2013 Rolls-Royce Ghost weights approximately 630 kg more than 2005 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2013 Rolls-Royce Ghost (780 Nm) has 370 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2013 Rolls-Royce Ghost will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 2005 Audi S4 | 2013 Rolls-Royce Ghost | |
| Make | Audi | Rolls-Royce |
| Model | S4 | Ghost |
| Year Released | 2005 | 2013 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 6600 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 563 HP |
| Engine RPM | 6300 RPM | 5250 RPM |
| Torque | 410 Nm | 780 Nm |
| Engine Bore Size | 85 mm | 89 mm |
| Engine Stroke Size | 93 mm | 88 mm |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1840 kg | 2470 kg |
| Vehicle Length | 4580 mm | 5399 mm |
| Vehicle Width | 1780 mm | 1948 mm |
| Vehicle Height | 1400 mm | 1550 mm |
| Wheelbase Size | 2660 mm | 3295 mm |
| Fuel Consumption Highway | 10.2 L/100km | 10.1 L/100km |
| Fuel Consumption City | 13.8 L/100km | 16.2 L/100km |
| Fuel Tank Capacity | 63 L | 82 L |
