1986 Buick Regal vs. 1988 Isuzu Piazza
To start off, 1988 Isuzu Piazza is newer by 2 year(s). Which means there will be less support and parts availability for 1986 Buick Regal. In addition, the cost of maintenance, including insurance, on 1986 Buick Regal would be higher. At 3,791 cc (6 cylinders), 1986 Buick Regal is equipped with a bigger engine. In terms of performance, 1986 Buick Regal (235 HP @ 4400 RPM) has 86 more horse power than 1988 Isuzu Piazza. (149 HP @ 5400 RPM). In normal driving conditions, 1986 Buick Regal should accelerate faster than 1988 Isuzu Piazza. With that said, vehicle weight also plays an important factor in acceleration. 1986 Buick Regal weights approximately 210 kg more than 1988 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, 1986 Buick Regal (448 Nm @ 2800 RPM) has 222 more torque (in Nm) than 1988 Isuzu Piazza. (226 Nm @ 3000 RPM). This means 1986 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 1988 Isuzu Piazza.
Compare all specifications:
| 1986 Buick Regal | 1988 Isuzu Piazza | |
| Make | Buick | Isuzu |
| Model | Regal | Piazza |
| Year Released | 1986 | 1988 |
| 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 | 235 HP | 149 HP |
| Engine RPM | 4400 RPM | 5400 RPM |
| Torque | 448 Nm | 226 Nm |
| Torque RPM | 2800 RPM | 3000 RPM |
| Engine Bore Size | 96.5 mm | 88 mm |
| Engine Stroke Size | 86.4 mm | 82 mm |
| Engine Compression Ratio | 8.0:1 | 7.9:1 |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1490 kg | 1280 kg |
| Vehicle Length | 5100 mm | 4290 mm |
| Vehicle Width | 1830 mm | 1610 mm |
| Vehicle Height | 1390 mm | 1330 mm |
| Wheelbase Size | 2750 mm | 2510 mm |
