1974 Mazda RX-4 vs. 1977 Mazda 616
To start off, 1977 Mazda 616 is newer by 3 year(s). Which means there will be less support and parts availability for 1974 Mazda RX-4. In addition, the cost of maintenance, including insurance, on 1974 Mazda RX-4 would be higher. At 2,616 cc, 1974 Mazda RX-4 is equipped with a bigger engine. In terms of performance, 1974 Mazda RX-4 (115 HP @ 6000 RPM) has 36 more horse power than 1977 Mazda 616. (79 HP @ 5500 RPM). In normal driving conditions, 1974 Mazda RX-4 should accelerate faster than 1977 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 1974 Mazda RX-4 weights approximately 200 kg more than 1977 Mazda 616. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1974 Mazda RX-4 (165 Nm @ 4000 RPM) has 41 more torque (in Nm) than 1977 Mazda 616. (124 Nm @ 3500 RPM). This means 1974 Mazda RX-4 will have an easier job in driving up hills or pulling heavy equipment than 1977 Mazda 616.
Compare all specifications:
| 1974 Mazda RX-4 | 1977 Mazda 616 | |
| Make | Mazda | Mazda |
| Model | RX-4 | 616 |
| Year Released | 1974 | 1977 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2616 cc | 1586 cc |
| Engine Type | dual-disk rotary | in-line |
| Horse Power | 115 HP | 79 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 165 Nm | 124 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1110 kg | 910 kg |
| Vehicle Length | 4400 mm | 4160 mm |
| Vehicle Width | 1670 mm | 1590 mm |
| Vehicle Height | 1390 mm | 1400 mm |
| Wheelbase Size | 2520 mm | 2480 mm |
