2003 Alfa Romeo 156 vs. 1968 Cadillac Calais
To start off, 2003 Alfa Romeo 156 is newer by 35 year(s). Which means there will be less support and parts availability for 1968 Cadillac Calais. In addition, the cost of maintenance, including insurance, on 1968 Cadillac Calais would be higher. At 7,734 cc (8 cylinders), 1968 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1968 Cadillac Calais (228 HP @ 4400 RPM) has 90 more horse power than 2003 Alfa Romeo 156. (138 HP @ 6500 RPM) In normal driving conditions, 1968 Cadillac Calais should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 1968 Cadillac Calais weights approximately 840 kg more than 2003 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1968 Cadillac Calais (711 Nm) has 548 more torque (in Nm) than 2003 Alfa Romeo 156. (163 Nm). This means 1968 Cadillac Calais will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 156 | 1968 Cadillac Calais | |
| Make | Alfa Romeo | Cadillac |
| Model | 156 | Calais |
| Year Released | 2003 | 1968 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1746 cc | 7734 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 138 HP | 228 HP |
| Engine RPM | 6500 RPM | 4400 RPM |
| Torque | 163 Nm | 711 Nm |
| Engine Bore Size | 82 mm | 109.2 mm |
| Engine Stroke Size | 82.7 mm | 103.1 mm |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1265 kg | 2105 kg |
| Vehicle Length | 4440 mm | 5720 mm |
| Vehicle Width | 1750 mm | 2040 mm |
| Vehicle Height | 1440 mm | 1360 mm |
| Wheelbase Size | 2710 mm | 3300 mm |
| Fuel Tank Capacity | 63 L | 82 L |
