1987 Buick Regal vs. 1989 Isuzu Piazza
To start off, 1989 Isuzu Piazza is newer by 2 year(s). Which means there will be less support and parts availability for 1987 Buick Regal. In addition, the cost of maintenance, including insurance, on 1987 Buick Regal would be higher. At 3,791 cc (6 cylinders), 1987 Buick Regal is equipped with a bigger engine. In terms of performance, 1987 Buick Regal (276 HP @ 4400 RPM) has 128 more horse power than 1989 Isuzu Piazza. (148 HP @ 5400 RPM). In normal driving conditions, 1987 Buick Regal should accelerate faster than 1989 Isuzu Piazza. With that said, vehicle weight also plays an important factor in acceleration. 1987 Buick Regal weights approximately 296 kg more than 1989 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, 1987 Buick Regal (489 Nm @ 3000 RPM) has 263 more torque (in Nm) than 1989 Isuzu Piazza. (226 Nm @ 3000 RPM). This means 1987 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 1989 Isuzu Piazza.
Compare all specifications:
| 1987 Buick Regal | 1989 Isuzu Piazza | |
| Make | Buick | Isuzu |
| Model | Regal | Piazza |
| Year Released | 1987 | 1989 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 276 HP | 148 HP |
| Engine RPM | 4400 RPM | 5400 RPM |
| Torque | 489 Nm | 226 Nm |
| Torque RPM | 3000 RPM | 3000 RPM |
| Engine Bore Size | 96.5 mm | 88.1 mm |
| Engine Stroke Size | 86.4 mm | 82 mm |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1576 kg | 1280 kg |
| Vehicle Length | 5100 mm | 4290 mm |
| Vehicle Width | 1920 mm | 1610 mm |
| Vehicle Height | 1390 mm | 1330 mm |
| Wheelbase Size | 2750 mm | 2510 mm |
