1954 Allard J2 vs. 1952 Rolls-Royce Silver Dawn
To start off, 1954 Allard J2 is newer by 2 year(s). Which means there will be less support and parts availability for 1952 Rolls-Royce Silver Dawn. In addition, the cost of maintenance, including insurance, on 1952 Rolls-Royce Silver Dawn would be higher. At 5,416 cc (8 cylinders), 1954 Allard J2 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1952 Rolls-Royce Silver Dawn weights approximately 850 kg more than 1954 Allard J2.
Compare all specifications:
| 1954 Allard J2 | 1952 Rolls-Royce Silver Dawn | |
| Make | Allard | Rolls-Royce |
| Model | J2 | Silver Dawn |
| Year Released | 1954 | 1952 |
| Engine Position | Front | Front |
| Engine Size | 5416 cc | 4255 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 158 HP | 0 HP |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 7 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 980 kg | 1830 kg |
| Vehicle Length | 3780 mm | 5170 mm |
| Vehicle Width | 1730 mm | 1760 mm |
| Vehicle Height | 1300 mm | 1680 mm |
| Wheelbase Size | 2550 mm | 3050 mm |
| Fuel Tank Capacity | 38 L | 108 L |
