1963 Aston Martin DB4 vs. 1974 Cadillac Calais
To start off, 1974 Cadillac Calais is newer by 11 year(s). Which means there will be less support and parts availability for 1963 Aston Martin DB4. In addition, the cost of maintenance, including insurance, on 1963 Aston Martin DB4 would be higher. At 7,734 cc (8 cylinders), 1974 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1963 Aston Martin DB4 (310 HP @ 6000 RPM) has 117 more horse power than 1974 Cadillac Calais. (193 HP @ 4400 RPM). In normal driving conditions, 1963 Aston Martin DB4 should accelerate faster than 1974 Cadillac Calais. With that said, vehicle weight also plays an important factor in acceleration. 1974 Cadillac Calais weights approximately 995 kg more than 1963 Aston Martin DB4.
Compare all specifications:
| 1963 Aston Martin DB4 | 1974 Cadillac Calais | |
| Make | Aston Martin | Cadillac |
| Model | DB4 | Calais |
| Year Released | 1963 | 1974 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3670 cc | 7734 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 310 HP | 193 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1225 kg | 2220 kg |
| Vehicle Length | 4270 mm | 5880 mm |
| Vehicle Width | 1560 mm | 2030 mm |
| Wheelbase Size | 2370 mm | 3310 mm |
