1999 Audi S8 vs. 2007 Rolls-Royce Phantom
To start off, 2007 Rolls-Royce Phantom is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Audi S8. In addition, the cost of maintenance, including insurance, on 1999 Audi S8 would be higher. At 6,749 cc (12 cylinders), 2007 Rolls-Royce Phantom is equipped with a bigger engine. In terms of performance, 2007 Rolls-Royce Phantom (455 HP @ 5350 RPM) has 208 more horse power than 1999 Audi S8. (247 HP @ 7000 RPM) In normal driving conditions, 2007 Rolls-Royce Phantom should accelerate faster than 1999 Audi S8. With that said, vehicle weight also plays an important factor in acceleration. 2007 Rolls-Royce Phantom weights approximately 745 kg more than 1999 Audi S8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2007 Rolls-Royce Phantom. In wet, icy, snow, or gravel driving conditions, 1999 Audi S8 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, 2007 Rolls-Royce Phantom (720 Nm @ 3500 RPM) has 390 more torque (in Nm) than 1999 Audi S8. (330 Nm @ 3400 RPM). This means 2007 Rolls-Royce Phantom will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi S8. 1999 Audi S8 has automatic transmission and 2007 Rolls-Royce Phantom has manual transmission. 2007 Rolls-Royce Phantom will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Audi S8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Audi S8 | 2007 Rolls-Royce Phantom | |
| Make | Audi | Rolls-Royce |
| Model | S8 | Phantom |
| Year Released | 1999 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4170 cc | 6749 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 455 HP |
| Engine RPM | 7000 RPM | 5350 RPM |
| Torque | 330 Nm | 720 Nm |
| Torque RPM | 3400 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 92 mm |
| Engine Stroke Size | 93 mm | 84.6 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Top Speed | 250 km/hour | 240 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 5.9 seconds |
| Drive Type | AWD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1750 kg | 2495 kg |
| Vehicle Length | 5040 mm | 5840 mm |
| Vehicle Width | 1890 mm | 2000 mm |
| Vehicle Height | 1420 mm | 1640 mm |
| Wheelbase Size | 2890 mm | 3580 mm |
| Fuel Consumption Overall | 13.9 L/100km | 15.9 L/100km |
| Fuel Tank Capacity | 90 L | 100 L |
