1991 Alfa Romeo Proteo vs. 1942 Cadillac 61
To start off, 1991 Alfa Romeo Proteo is newer by 49 year(s). Which means there will be less support and parts availability for 1942 Cadillac 61. In addition, the cost of maintenance, including insurance, on 1942 Cadillac 61 would be higher. At 5,274 cc (8 cylinders), 1942 Cadillac 61 is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo Proteo (256 HP @ 7200 RPM) has 133 more horse power than 1942 Cadillac 61. (123 HP @ 3400 RPM). In normal driving conditions, 1991 Alfa Romeo Proteo should accelerate faster than 1942 Cadillac 61. With that said, vehicle weight also plays an important factor in acceleration. 1942 Cadillac 61 weights approximately 430 kg more than 1991 Alfa Romeo Proteo.
Compare all specifications:
| 1991 Alfa Romeo Proteo | 1942 Cadillac 61 | |
| Make | Alfa Romeo | Cadillac |
| Model | Proteo | 61 |
| Year Released | 1991 | 1942 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 5274 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 256 HP | 123 HP |
| Engine RPM | 7200 RPM | 3400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1470 kg | 1900 kg |
