1951 Buick 40 vs. 1973 Cadillac Calais
To start off, 1973 Cadillac Calais is newer by 22 year(s). Which means there will be less support and parts availability for 1951 Buick 40. In addition, the cost of maintenance, including insurance, on 1951 Buick 40 would be higher. At 7,734 cc (8 cylinders), 1973 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1973 Cadillac Calais (208 HP @ 4400 RPM) has 89 more horse power than 1951 Buick 40. (119 HP @ 3600 RPM) In normal driving conditions, 1973 Cadillac Calais should accelerate faster than 1951 Buick 40. With that said, vehicle weight also plays an important factor in acceleration. 1973 Cadillac Calais weights approximately 610 kg more than 1951 Buick 40. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1951 Buick 40 | 1973 Cadillac Calais | |
| Make | Buick | Cadillac |
| Model | 40 | Calais |
| Year Released | 1951 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 4066 cc | 7734 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 119 HP | 208 HP |
| Engine RPM | 3600 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1635 kg | 2245 kg |
| Wheelbase Size | 3090 mm | 3310 mm |
