1977 BMW 728 vs. 1975 Cadillac Calais
To start off, 1977 BMW 728 is newer by 2 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 10 more horse power than 1977 BMW 728. (170 HP @ 6000 RPM) In normal driving conditions, 1975 Cadillac Calais should accelerate faster than 1977 BMW 728. With that said, vehicle weight also plays an important factor in acceleration. 1975 Cadillac Calais weights approximately 738 kg more than 1977 BMW 728. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1977 BMW 728 | 1975 Cadillac Calais | |
| Make | BMW | Cadillac |
| Model | 728 | Calais |
| Year Released | 1977 | 1975 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 8192 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 170 HP | 180 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Vehicle Weight | 1536 kg | 2274 kg |
| Vehicle Length | 4870 mm | 5880 mm |
| Vehicle Width | 1810 mm | 2030 mm |
| Wheelbase Size | 2800 mm | 3310 mm |
