2006 BMW 645 vs. 1946 Rolls-Royce Silver Wraith
To start off, 2006 BMW 645 is newer by 60 year(s). Which means there will be less support and parts availability for 1946 Rolls-Royce Silver Wraith. In addition, the cost of maintenance, including insurance, on 1946 Rolls-Royce Silver Wraith would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 205 more horse power than 1946 Rolls-Royce Silver Wraith. (123 HP @ 4400 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 1946 Rolls-Royce Silver Wraith. With that said, vehicle weight also plays an important factor in acceleration. 1946 Rolls-Royce Silver Wraith weights approximately 285 kg more than 2006 BMW 645.
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. 1946 Rolls-Royce Silver Wraith has automatic transmission and 2006 BMW 645 has manual transmission. 2006 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1946 Rolls-Royce Silver Wraith will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 645 | 1946 Rolls-Royce Silver Wraith | |
| Make | BMW | Rolls-Royce |
| Model | 645 | Silver Wraith |
| Year Released | 2006 | 1946 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 4257 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 328 HP | 123 HP |
| Engine RPM | 6100 RPM | 4400 RPM |
| Engine Bore Size | 92 mm | 88.9 mm |
| Engine Stroke Size | 82.7 mm | 114.3 mm |
| Engine Compression Ratio | 10.0:1 | 6.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1815 kg | 2100 kg |
| Vehicle Length | 4830 mm | 5240 mm |
| Vehicle Width | 1860 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1760 mm |
| Wheelbase Size | 2790 mm | 3230 mm |
| Fuel Tank Capacity | 70 L | 81 L |
