2005 Alfa Romeo 156 vs. 1973 Cadillac Calais
To start off, 2005 Alfa Romeo 156 is newer by 32 year(s). Which means there will be less support and parts availability for 1973 Cadillac Calais. In addition, the cost of maintenance, including insurance, on 1973 Cadillac Calais 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 60 more horse power than 2005 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 1973 Cadillac Calais should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 1973 Cadillac Calais weights approximately 660 kg more than 2005 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 2005 Alfa Romeo 156 | 1973 Cadillac Calais | |
| Make | Alfa Romeo | Cadillac |
| Model | 156 | Calais |
| Year Released | 2005 | 1973 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 7734 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 208 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Fuel Type | Diesel | Gasoline |
| Vehicle Weight | 1585 kg | 2245 kg |
| Wheelbase Size | 2600 mm | 3310 mm |
