1977 Mazda RX-3 vs. 1974 Mazda 929
To start off, 1977 Mazda RX-3 is newer by 3 year(s). Which means there will be less support and parts availability for 1974 Mazda 929. In addition, the cost of maintenance, including insurance, on 1974 Mazda 929 would be higher. At 1,964 cc, 1977 Mazda RX-3 is equipped with a bigger engine. In terms of performance, 1977 Mazda RX-3 (100 HP @ 7000 RPM) has 17 more horse power than 1974 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 1977 Mazda RX-3 should accelerate faster than 1974 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1974 Mazda 929 weights approximately 218 kg more than 1977 Mazda RX-3.
Let's talk about torque, 1977 Mazda RX-3 (135 Nm @ 4000 RPM) has 1 more torque (in Nm) than 1974 Mazda 929. (134 Nm @ 3000 RPM). This means 1977 Mazda RX-3 will have an easier job in driving up hills or pulling heavy equipment than 1974 Mazda 929.
Compare all specifications:
| 1977 Mazda RX-3 | 1974 Mazda 929 | |
| Make | Mazda | Mazda |
| Model | RX-3 | 929 |
| Year Released | 1977 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1964 cc | 1769 cc |
| Engine Type | dual-disk rotary | in-line |
| Horse Power | 100 HP | 83 HP |
| Engine RPM | 7000 RPM | 5000 RPM |
| Torque | 135 Nm | 134 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 852 kg | 1070 kg |
| Vehicle Length | 4090 mm | 4550 mm |
| Vehicle Width | 1600 mm | 1670 mm |
| Vehicle Height | 1380 mm | 1420 mm |
| Wheelbase Size | 2320 mm | 2520 mm |
| Fuel Tank Capacity | 65 L | 55 L |
