1975 Cadillac Calais vs. 1991 Porsche 928
To start off, 1991 Porsche 928 is newer by 16 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, 1991 Porsche 928 (345 HP @ 5700 RPM) has 165 more horse power than 1975 Cadillac Calais. (180 HP @ 4400 RPM) In normal driving conditions, 1991 Porsche 928 should accelerate faster than 1975 Cadillac Calais. With that said, vehicle weight also plays an important factor in acceleration. 1975 Cadillac Calais weights approximately 705 kg more than 1991 Porsche 928.
Compare all specifications:
| 1975 Cadillac Calais | 1991 Porsche 928 | |
| Make | Cadillac | Porsche |
| Model | Calais | 928 |
| Year Released | 1975 | 1991 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 8192 cc | 5397 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 180 HP | 345 HP |
| Engine RPM | 4400 RPM | 5700 RPM |
| Vehicle Weight | 2305 kg | 1600 kg |
| Vehicle Length | 5880 mm | 4450 mm |
| Wheelbase Size | 3310 mm | 2510 mm |
