1973 Cadillac Calais vs. 2011 BMW X6
To start off, 2011 BMW X6 is newer by 38 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, 2011 BMW X6 (480 HP @ 5500 RPM) has 272 more horse power than 1973 Cadillac Calais. (208 HP @ 4400 RPM) In normal driving conditions, 2011 BMW X6 should accelerate faster than 1973 Cadillac Calais. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW X6 weights approximately 370 kg more than 1973 Cadillac Calais. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1973 Cadillac Calais | 2011 BMW X6 | |
| Make | Cadillac | BMW |
| Model | Calais | X6 |
| Year Released | 1973 | 2011 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 7734 cc | 4400 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 208 HP | 480 HP |
| Engine RPM | 4400 RPM | 5500 RPM |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Vehicle Weight | 2245 kg | 2615 kg |
| Vehicle Length | 5880 mm | 4879 mm |
| Wheelbase Size | 3310 mm | 2934 mm |
