1970 Cadillac Calais vs. 1957 Morgan Plus 4
To start off, 1970 Cadillac Calais is newer by 13 year(s). Which means there will be less support and parts availability for 1957 Morgan Plus 4. In addition, the cost of maintenance, including insurance, on 1957 Morgan Plus 4 would be higher. At 7,734 cc (8 cylinders), 1970 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1970 Cadillac Calais (228 HP @ 4400 RPM) has 132 more horse power than 1957 Morgan Plus 4. (96 HP @ 4800 RPM). In normal driving conditions, 1970 Cadillac Calais should accelerate faster than 1957 Morgan Plus 4. With that said, vehicle weight also plays an important factor in acceleration. 1970 Cadillac Calais weights approximately 1260 kg more than 1957 Morgan Plus 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1970 Cadillac Calais | 1957 Morgan Plus 4 | |
| Make | Cadillac | Morgan |
| Model | Calais | Plus 4 |
| Year Released | 1970 | 1957 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 7734 cc | 1991 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 228 HP | 96 HP |
| Engine RPM | 4400 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 2100 kg | 840 kg |
| Vehicle Length | 5730 mm | 3660 mm |
| Wheelbase Size | 3300 mm | 2440 mm |
