1991 Porsche 928 vs. 1976 Rolls-Royce Silver Shadow
To start off, 1991 Porsche 928 is newer by 15 year(s). Which means there will be less support and parts availability for 1976 Rolls-Royce Silver Shadow. In addition, the cost of maintenance, including insurance, on 1976 Rolls-Royce Silver Shadow would be higher. At 6,750 cc (8 cylinders), 1976 Rolls-Royce Silver Shadow is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1976 Rolls-Royce Silver Shadow weights approximately 624 kg more than 1991 Porsche 928.
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. 1976 Rolls-Royce Silver Shadow has automatic transmission and 1991 Porsche 928 has manual transmission. 1991 Porsche 928 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1976 Rolls-Royce Silver Shadow will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Porsche 928 | 1976 Rolls-Royce Silver Shadow | |
| Make | Porsche | Rolls-Royce |
| Model | 928 | Silver Shadow |
| Year Released | 1991 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 4663 cc | 6750 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 306 HP | 0 HP |
| Engine Bore Size | 97 mm | 104.1 mm |
| Engine Stroke Size | 78.9 mm | 99.1 mm |
| Engine Compression Ratio | 10.0:1 | 8.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 319 km/hour | 190 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1530 kg | 2154 kg |
| Vehicle Length | 4530 mm | 5180 mm |
| Vehicle Width | 2060 mm | 1810 mm |
| Vehicle Height | 1290 mm | 1520 mm |
| Wheelbase Size | 2510 mm | 3060 mm |
| Fuel Tank Capacity | 76 L | 107 L |
