1956 Cadillac 6239D vs. 1979 Monteverdi Sierra
To start off, 1979 Monteverdi Sierra is newer by 23 year(s). Which means there will be less support and parts availability for 1956 Cadillac 6239D. In addition, the cost of maintenance, including insurance, on 1956 Cadillac 6239D would be higher. At 5,972 cc (8 cylinders), 1956 Cadillac 6239D is equipped with a bigger engine. In terms of performance, 1956 Cadillac 6239D (285 HP @ 4600 RPM) has 135 more horse power than 1979 Monteverdi Sierra. (150 HP @ 4000 RPM). In normal driving conditions, 1956 Cadillac 6239D should accelerate faster than 1979 Monteverdi Sierra.
Compare all specifications:
| 1956 Cadillac 6239D | 1979 Monteverdi Sierra | |
| Make | Cadillac | Monteverdi |
| Model | 6239D | Sierra |
| Year Released | 1956 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 5972 cc | 5209 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 285 HP | 150 HP |
| Engine RPM | 4600 RPM | 4000 RPM |
| Vehicle Length | 5650 mm | 4890 mm |
| Wheelbase Size | 3280 mm | 2860 mm |
