2007 BMW Z4 vs. 1990 Rolls-Royce Silver Spirit
To start off, 2007 BMW Z4 is newer by 17 year(s). Which means there will be less support and parts availability for 1990 Rolls-Royce Silver Spirit. In addition, the cost of maintenance, including insurance, on 1990 Rolls-Royce Silver Spirit would be higher. At 6,748 cc (8 cylinders), 1990 Rolls-Royce Silver Spirit is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (215 HP @ 6500 RPM) has 7 more horse power than 1990 Rolls-Royce Silver Spirit. (208 HP @ 3900 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 1990 Rolls-Royce Silver Spirit. With that said, vehicle weight also plays an important factor in acceleration. 1990 Rolls-Royce Silver Spirit weights approximately 1018 kg more than 2007 BMW Z4.
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, 1990 Rolls-Royce Silver Spirit (402 Nm @ 2000 RPM) has 152 more torque (in Nm) than 2007 BMW Z4. (250 Nm @ 2750 RPM). This means 1990 Rolls-Royce Silver Spirit will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
| 2007 BMW Z4 | 1990 Rolls-Royce Silver Spirit | |
| Make | BMW | Rolls-Royce |
| Model | Z4 | Silver Spirit |
| Year Released | 2007 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 6748 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 215 HP | 208 HP |
| Engine RPM | 6500 RPM | 3900 RPM |
| Torque | 250 Nm | 402 Nm |
| Torque RPM | 2750 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1362 kg | 2380 kg |
| Vehicle Length | 4100 mm | 5280 mm |
| Vehicle Width | 1310 mm | 1890 mm |
| Vehicle Height | 1790 mm | 1490 mm |
| Wheelbase Size | 2500 mm | 3070 mm |
