1986 Alfa Romeo Arna vs. 1973 Cadillac Calais
To start off, 1986 Alfa Romeo Arna is newer by 13 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 146 more horse power than 1986 Alfa Romeo Arna. (62 HP @ 6000 RPM) In normal driving conditions, 1973 Cadillac Calais should accelerate faster than 1986 Alfa Romeo Arna. With that said, vehicle weight also plays an important factor in acceleration. 1973 Cadillac Calais weights approximately 1395 kg more than 1986 Alfa Romeo Arna. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1986 Alfa Romeo Arna | 1973 Cadillac Calais | |
| Make | Alfa Romeo | Cadillac |
| Model | Arna | Calais |
| Year Released | 1986 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1185 cc | 7734 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 62 HP | 208 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 850 kg | 2245 kg |
| Vehicle Length | 4010 mm | 5880 mm |
| Wheelbase Size | 2430 mm | 3310 mm |
