2003 BMW 730 vs. 1991 Rolls-Royce Silver Spirit
To start off, 2003 BMW 730 is newer by 12 year(s). Which means there will be less support and parts availability for 1991 Rolls-Royce Silver Spirit. In addition, the cost of maintenance, including insurance, on 1991 Rolls-Royce Silver Spirit would be higher. At 6,750 cc (8 cylinders), 1991 Rolls-Royce Silver Spirit is equipped with a bigger engine. In terms of performance, 2003 BMW 730 (228 HP @ 5900 RPM) has 20 more horse power than 1991 Rolls-Royce Silver Spirit. (208 HP @ 3900 RPM). In normal driving conditions, 2003 BMW 730 should accelerate faster than 1991 Rolls-Royce Silver Spirit. With that said, vehicle weight also plays an important factor in acceleration. 1991 Rolls-Royce Silver Spirit weights approximately 590 kg more than 2003 BMW 730.
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, 1991 Rolls-Royce Silver Spirit (403 Nm @ 2000 RPM) has 103 more torque (in Nm) than 2003 BMW 730. (300 Nm @ 3500 RPM). This means 1991 Rolls-Royce Silver Spirit will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 730.
Compare all specifications:
| 2003 BMW 730 | 1991 Rolls-Royce Silver Spirit | |
| Make | BMW | Rolls-Royce |
| Model | 730 | Silver Spirit |
| Year Released | 2003 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 6750 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 228 HP | 208 HP |
| Engine RPM | 5900 RPM | 3900 RPM |
| Torque | 300 Nm | 403 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1790 kg | 2380 kg |
| Vehicle Length | 5040 mm | 5280 mm |
| Vehicle Width | 1910 mm | 1890 mm |
| Vehicle Height | 1500 mm | 1490 mm |
| Wheelbase Size | 3000 mm | 3070 mm |
