1971 Cadillac Calais vs. 1967 Porsche 906
To start off, 1971 Cadillac Calais is newer by 4 year(s). Which means there will be less support and parts availability for 1967 Porsche 906. In addition, the cost of maintenance, including insurance, on 1967 Porsche 906 would be higher. At 7,733 cc (8 cylinders), 1971 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1971 Cadillac Calais (228 HP @ 4400 RPM) has 11 more horse power than 1967 Porsche 906. (217 HP @ 8000 RPM). In normal driving conditions, 1971 Cadillac Calais should accelerate faster than 1967 Porsche 906. With that said, vehicle weight also plays an important factor in acceleration. 1971 Cadillac Calais weights approximately 1482 kg more than 1967 Porsche 906. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1971 Cadillac Calais | 1967 Porsche 906 | |
| Make | Cadillac | Porsche |
| Model | Calais | 906 |
| Year Released | 1971 | 1967 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 7733 cc | 1991 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 228 HP | 217 HP |
| Engine RPM | 4400 RPM | 8000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 2100 kg | 618 kg |
| Vehicle Length | 5750 mm | 4100 mm |
| Wheelbase Size | 3310 mm | 2310 mm |
