2009 Porsche 911 vs. 1978 Rolls-Royce Silver Shadow
To start off, 2009 Porsche 911 is newer by 31 year(s). Which means there will be less support and parts availability for 1978 Rolls-Royce Silver Shadow. In addition, the cost of maintenance, including insurance, on 1978 Rolls-Royce Silver Shadow would be higher. At 6,750 cc (8 cylinders), 1978 Rolls-Royce Silver Shadow is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1978 Rolls-Royce Silver Shadow weights approximately 676 kg more than 2009 Porsche 911.
Because 2009 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Rolls-Royce Silver Shadow. In wet, icy, snow, or gravel driving conditions, 2009 Porsche 911 will offer significantly more control. 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.
Compare all specifications:
| 2009 Porsche 911 | 1978 Rolls-Royce Silver Shadow | |
| Make | Porsche | Rolls-Royce |
| Model | 911 | Silver Shadow |
| Year Released | 2009 | 1978 |
| Engine Position | Rear | Front |
| Engine Size | 3596 cc | 6750 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | boxer | V |
| Horse Power | 321 HP | 0 HP |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 275 km/hour | 190 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1530 kg | 2206 kg |
| Vehicle Length | 4430 mm | 5280 mm |
| Vehicle Width | 1320 mm | 1830 mm |
| Vehicle Height | 1860 mm | 1520 mm |
| Wheelbase Size | 2360 mm | 3050 mm |
| Fuel Consumption Overall | 8.4 L/100km | 15.2 L/100km |
| Fuel Tank Capacity | 67 L | 107 L |
