2007 Alpina B5 vs. 2003 Rolls-Royce Phantom
To start off, 2007 Alpina B5 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Rolls-Royce Phantom. In addition, the cost of maintenance, including insurance, on 2003 Rolls-Royce Phantom would be higher. At 6,749 cc (12 cylinders), 2003 Rolls-Royce Phantom is equipped with a bigger engine. In terms of performance, 2007 Alpina B5 (493 HP @ 5500 RPM) has 39 more horse power than 2003 Rolls-Royce Phantom. (454 HP @ 5350 RPM). In normal driving conditions, 2007 Alpina B5 should accelerate faster than 2003 Rolls-Royce Phantom. With that said, vehicle weight also plays an important factor in acceleration. 2003 Rolls-Royce Phantom weights approximately 763 kg more than 2007 Alpina B5.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2003 Rolls-Royce Phantom (721 Nm @ 3500 RPM) has 21 more torque (in Nm) than 2007 Alpina B5. (700 Nm @ 4250 RPM). This means 2003 Rolls-Royce Phantom will have an easier job in driving up hills or pulling heavy equipment than 2007 Alpina B5.
Compare all specifications:
| 2007 Alpina B5 | 2003 Rolls-Royce Phantom | |
| Make | Alpina | Rolls-Royce |
| Model | B5 | Phantom |
| Year Released | 2007 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 6749 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 454 HP |
| Engine RPM | 5500 RPM | 5350 RPM |
| Torque | 700 Nm | 721 Nm |
| Torque RPM | 4250 RPM | 3500 RPM |
| Engine Bore Size | 92 mm | 92 mm |
| Engine Stroke Size | 82.7 mm | 84.6 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 314 km/hour | 240 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1722 kg | 2485 kg |
| Vehicle Length | 4850 mm | 6090 mm |
| Vehicle Width | 1850 mm | 2000 mm |
| Vehicle Height | 1470 mm | 1640 mm |
| Wheelbase Size | 2890 mm | 3580 mm |
| Fuel Consumption Overall | 12.3 L/100km | 15.9 L/100km |
| Fuel Tank Capacity | 70 L | 100 L |
