1988 Mazda RX-7 vs. 1984 Mazda 929
To start off, 1988 Mazda RX-7 is newer by 4 year(s). Which means there will be less support and parts availability for 1984 Mazda 929. In addition, the cost of maintenance, including insurance, on 1984 Mazda 929 would be higher. At 2,616 cc, 1988 Mazda RX-7 is equipped with a bigger engine. In terms of performance, 1988 Mazda RX-7 (148 HP @ 6500 RPM) has 59 more horse power than 1984 Mazda 929. (89 HP @ 4800 RPM). In normal driving conditions, 1988 Mazda RX-7 should accelerate faster than 1984 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1988 Mazda RX-7 weights approximately 78 kg more than 1984 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, 1988 Mazda RX-7 (186 Nm @ 3000 RPM) has 26 more torque (in Nm) than 1984 Mazda 929. (160 Nm @ 2600 RPM). This means 1988 Mazda RX-7 will have an easier job in driving up hills or pulling heavy equipment than 1984 Mazda 929.
Compare all specifications:
| 1988 Mazda RX-7 | 1984 Mazda 929 | |
| Make | Mazda | Mazda |
| Model | RX-7 | 929 |
| Year Released | 1988 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 2616 cc | 1970 cc |
| Engine Type | dual-disk rotary | in-line |
| Horse Power | 148 HP | 89 HP |
| Engine RPM | 6500 RPM | 4800 RPM |
| Torque | 186 Nm | 160 Nm |
| Torque RPM | 3000 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1230 kg | 1152 kg |
| Vehicle Length | 4320 mm | 4710 mm |
| Vehicle Width | 1700 mm | 1700 mm |
| Vehicle Height | 1270 mm | 1430 mm |
| Wheelbase Size | 2440 mm | 2620 mm |
