1984 Isuzu Piazza vs. 1989 Mazda RX-7
To start off, 1989 Mazda RX-7 is newer by 5 year(s). Which means there will be less support and parts availability for 1984 Isuzu Piazza. In addition, the cost of maintenance, including insurance, on 1984 Isuzu Piazza would be higher. At 2,616 cc, 1989 Mazda RX-7 is equipped with a bigger engine. In terms of performance, 1989 Mazda RX-7 (149 HP @ 6500 RPM) has 1 more horse power than 1984 Isuzu Piazza. (148 HP @ 5400 RPM) In normal driving conditions, 1989 Mazda RX-7 should accelerate faster than 1984 Isuzu Piazza. With that said, vehicle weight also plays an important factor in acceleration. 1984 Isuzu Piazza weights approximately 50 kg more than 1989 Mazda RX-7.
Let's talk about torque, 1984 Isuzu Piazza (226 Nm @ 3000 RPM) has 40 more torque (in Nm) than 1989 Mazda RX-7. (186 Nm @ 3000 RPM). This means 1984 Isuzu Piazza will have an easier job in driving up hills or pulling heavy equipment than 1989 Mazda RX-7.
Compare all specifications:
| 1984 Isuzu Piazza | 1989 Mazda RX-7 | |
| Make | Isuzu | Mazda |
| Model | Piazza | RX-7 |
| Year Released | 1984 | 1989 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 2616 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 148 HP | 149 HP |
| Engine RPM | 5400 RPM | 6500 RPM |
| Torque | 226 Nm | 186 Nm |
| Torque RPM | 3000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1280 kg | 1230 kg |
| Vehicle Length | 4290 mm | 4320 mm |
| Vehicle Width | 1610 mm | 1700 mm |
| Vehicle Height | 1330 mm | 1270 mm |
| Wheelbase Size | 2510 mm | 2440 mm |
