2005 Alfa Romeo 156 vs. 1975 Cadillac Calais
To start off, 2005 Alfa Romeo 156 is newer by 30 year(s). Which means there will be less support and parts availability for 1975 Cadillac Calais. In addition, the cost of maintenance, including insurance, on 1975 Cadillac Calais would be higher. At 8,192 cc (8 cylinders), 1975 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1975 Cadillac Calais (180 HP @ 4400 RPM) has 42 more horse power than 2005 Alfa Romeo 156. (138 HP @ 6500 RPM) In normal driving conditions, 1975 Cadillac Calais should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 1975 Cadillac Calais weights approximately 965 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 | 1975 Cadillac Calais | |
| Make | Alfa Romeo | Cadillac |
| Model | 156 | Calais |
| Year Released | 2005 | 1975 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 8192 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 138 HP | 180 HP |
| Engine RPM | 6500 RPM | 4400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Vehicle Weight | 1340 kg | 2305 kg |
| Vehicle Length | 4450 mm | 5880 mm |
| Wheelbase Size | 2600 mm | 3310 mm |
