2008 BMW 523 vs. 1971 Cadillac Calais
To start off, 2008 BMW 523 is newer by 37 year(s). Which means there will be less support and parts availability for 1971 Cadillac Calais. In addition, the cost of maintenance, including insurance, on 1971 Cadillac Calais 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 53 more horse power than 2008 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 1971 Cadillac Calais should accelerate faster than 2008 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 1971 Cadillac Calais weights approximately 610 kg more than 2008 BMW 523. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 2008 BMW 523 | 1971 Cadillac Calais | |
| Make | BMW | Cadillac |
| Model | 523 | Calais |
| Year Released | 2008 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 7733 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 175 HP | 228 HP |
| Engine RPM | 5800 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1490 kg | 2100 kg |
| Vehicle Length | 4870 mm | 5750 mm |
| Wheelbase Size | 2890 mm | 3310 mm |
