1998 Mazda RX-7 vs. 1974 Mazda 616
To start off, 1998 Mazda RX-7 is newer by 24 year(s). Which means there will be less support and parts availability for 1974 Mazda 616. In addition, the cost of maintenance, including insurance, on 1974 Mazda 616 would be higher. At 2,616 cc, 1998 Mazda RX-7 is equipped with a bigger engine. In terms of performance, 1998 Mazda RX-7 (280 HP @ 6500 RPM) has 201 more horse power than 1974 Mazda 616. (79 HP @ 5500 RPM). In normal driving conditions, 1998 Mazda RX-7 should accelerate faster than 1974 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 1998 Mazda RX-7 weights approximately 358 kg more than 1974 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, 1998 Mazda RX-7 (315 Nm @ 5000 RPM) has 191 more torque (in Nm) than 1974 Mazda 616. (124 Nm @ 3500 RPM). This means 1998 Mazda RX-7 will have an easier job in driving up hills or pulling heavy equipment than 1974 Mazda 616.
Compare all specifications:
| 1998 Mazda RX-7 | 1974 Mazda 616 | |
| Make | Mazda | Mazda |
| Model | RX-7 | 616 |
| Year Released | 1998 | 1974 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2616 cc | 1586 cc |
| Engine Type | dual-disk rotary | in-line |
| Horse Power | 280 HP | 79 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 315 Nm | 124 Nm |
| Torque RPM | 5000 RPM | 3500 RPM |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1270 kg | 912 kg |
| Vehicle Length | 4290 mm | 4160 mm |
| Vehicle Width | 1770 mm | 1590 mm |
| Vehicle Height | 1240 mm | 1400 mm |
| Wheelbase Size | 2430 mm | 2480 mm |
