1975 Mazda 929 vs. 1947 Oldsmobile 66
To start off, 1975 Mazda 929 is newer by 28 year(s). Which means there will be less support and parts availability for 1947 Oldsmobile 66. In addition, the cost of maintenance, including insurance, on 1947 Oldsmobile 66 would be higher. At 3,903 cc (6 cylinders), 1947 Oldsmobile 66 is equipped with a bigger engine. In terms of performance, 1947 Oldsmobile 66 (100 HP @ 3400 RPM) has 17 more horse power than 1975 Mazda 929. (83 HP @ 5000 RPM) In normal driving conditions, 1947 Oldsmobile 66 should accelerate faster than 1975 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1947 Oldsmobile 66 weights approximately 706 kg more than 1975 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1975 Mazda 929 | 1947 Oldsmobile 66 | |
| Make | Mazda | Oldsmobile |
| Model | 929 | 66 |
| Year Released | 1975 | 1947 |
| Engine Position | Front | Front |
| Engine Size | 1769 cc | 3903 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 83 HP | 100 HP |
| Engine RPM | 5000 RPM | 3400 RPM |
| Engine Bore Size | 80.1 mm | 88.9 mm |
| Engine Stroke Size | 88 mm | 104.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1070 kg | 1776 kg |
| Vehicle Length | 4410 mm | 5190 mm |
| Vehicle Width | 1670 mm | 1920 mm |
| Wheelbase Size | 2520 mm | 3030 mm |
