1986 Isuzu Piazza vs. 1997 Mazda RX-7
To start off, 1997 Mazda RX-7 is newer by 11 year(s). Which means there will be less support and parts availability for 1986 Isuzu Piazza. In addition, the cost of maintenance, including insurance, on 1986 Isuzu Piazza would be higher. At 2,616 cc, 1997 Mazda RX-7 is equipped with a bigger engine. In terms of performance, 1997 Mazda RX-7 (197 HP @ 6500 RPM) has 49 more horse power than 1986 Isuzu Piazza. (148 HP @ 5400 RPM) In normal driving conditions, 1997 Mazda RX-7 should accelerate faster than 1986 Isuzu Piazza. With that said, vehicle weight also plays an important factor in acceleration. 1997 Mazda RX-7 weights approximately 26 kg more than 1986 Isuzu Piazza. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1997 Mazda RX-7 (271 Nm @ 3500 RPM) has 45 more torque (in Nm) than 1986 Isuzu Piazza. (226 Nm @ 3000 RPM). This means 1997 Mazda RX-7 will have an easier job in driving up hills or pulling heavy equipment than 1986 Isuzu Piazza.
Compare all specifications:
| 1986 Isuzu Piazza | 1997 Mazda RX-7 | |
| Make | Isuzu | Mazda |
| Model | Piazza | RX-7 |
| Year Released | 1986 | 1997 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 2616 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 148 HP | 197 HP |
| Engine RPM | 5400 RPM | 6500 RPM |
| Torque | 226 Nm | 271 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1284 kg | 1310 kg |
| Vehicle Length | 4290 mm | 4300 mm |
| Vehicle Width | 1610 mm | 1760 mm |
| Vehicle Height | 1330 mm | 1240 mm |
| Wheelbase Size | 2510 mm | 2430 mm |
