1975 Mazda Cosmo vs. 1978 Mazda 929
To start off, 1978 Mazda 929 is newer by 3 year(s). Which means there will be less support and parts availability for 1975 Mazda Cosmo. In addition, the cost of maintenance, including insurance, on 1975 Mazda Cosmo would be higher. At 2,292 cc (2 cylinders), 1975 Mazda Cosmo is equipped with a bigger engine. In terms of performance, 1975 Mazda Cosmo (115 HP @ 6500 RPM) has 32 more horse power than 1978 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 1975 Mazda Cosmo should accelerate faster than 1978 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1975 Mazda Cosmo weights approximately 94 kg more than 1978 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1975 Mazda Cosmo (162 Nm @ 4000 RPM) has 28 more torque (in Nm) than 1978 Mazda 929. (134 Nm @ 3000 RPM). This means 1975 Mazda Cosmo will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 929.
Compare all specifications:
| 1975 Mazda Cosmo | 1978 Mazda 929 | |
| Make | Mazda | Mazda |
| Model | Cosmo | 929 |
| Year Released | 1975 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2292 cc | 1769 cc |
| Engine Cylinders | 2 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 83 HP |
| Engine RPM | 6500 RPM | 5000 RPM |
| Torque | 162 Nm | 134 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1164 kg | 1070 kg |
| Vehicle Length | 4480 mm | 4410 mm |
| Vehicle Width | 1690 mm | 1670 mm |
| Vehicle Height | 1340 mm | 1420 mm |
| Wheelbase Size | 2520 mm | 2520 mm |
