2005 BMW 520 vs. 1975 Cadillac Calais
To start off, 2005 BMW 520 is newer by 30 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, 1975 Cadillac Calais (180 HP @ 4400 RPM) has 12 more horse power than 2005 BMW 520. (168 HP @ 6000 RPM) In normal driving conditions, 1975 Cadillac Calais should accelerate faster than 2005 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1975 Cadillac Calais weights approximately 714 kg more than 2005 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 2005 BMW 520 | 1975 Cadillac Calais | |
| Make | BMW | Cadillac |
| Model | 520 | Calais |
| Year Released | 2005 | 1975 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 8192 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 168 HP | 180 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Vehicle Weight | 1560 kg | 2274 kg |
| Vehicle Length | 4850 mm | 5880 mm |
| Vehicle Width | 1850 mm | 2030 mm |
| Wheelbase Size | 2950 mm | 3310 mm |
