1970 Cadillac Calais vs. 1973 Porsche 911
To start off, 1973 Porsche 911 is newer by 3 year(s). Which means there will be less support and parts availability for 1970 Cadillac Calais. In addition, the cost of maintenance, including insurance, on 1970 Cadillac Calais would be higher. At 7,734 cc (8 cylinders), 1970 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1970 Cadillac Calais (228 HP @ 4400 RPM) has 2 more horse power than 1973 Porsche 911. (226 HP @ 6200 RPM). In normal driving conditions, 1970 Cadillac Calais should accelerate faster than 1973 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1970 Cadillac Calais weights approximately 1176 kg more than 1973 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1970 Cadillac Calais | 1973 Porsche 911 | |
| Make | Cadillac | Porsche |
| Model | Calais | 911 |
| Year Released | 1970 | 1973 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 7734 cc | 2994 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 228 HP | 226 HP |
| Engine RPM | 4400 RPM | 6200 RPM |
| Vehicle Weight | 2076 kg | 900 kg |
| Vehicle Length | 5730 mm | 4130 mm |
| Wheelbase Size | 3300 mm | 2270 mm |
