2005 GMC Sierra vs. 1981 Isuzu Piazza
To start off, 2005 GMC Sierra is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Isuzu Piazza. In addition, the cost of maintenance, including insurance, on 1981 Isuzu Piazza would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (300 HP) has 152 more horse power than 1981 Isuzu Piazza. (148 HP). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 1981 Isuzu Piazza. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 1594 kg more than 1981 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, 2005 GMC Sierra (488 Nm) has 262 more torque (in Nm) than 1981 Isuzu Piazza. (226 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1981 Isuzu Piazza.
Compare all specifications:
| 2005 GMC Sierra | 1981 Isuzu Piazza | |
| Make | GMC | Isuzu |
| Model | Sierra | Piazza |
| Year Released | 2005 | 1981 |
| Body Type | Pickup | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 1994 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 148 HP |
| Torque | 488 Nm | 226 Nm |
| Engine Bore Size | 102 mm | 88 mm |
| Engine Stroke Size | 92 mm | 82 mm |
| Number of Seats | 6 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 2874 kg | 1280 kg |
| Vehicle Length | 6510 mm | 4290 mm |
| Vehicle Width | 2030 mm | 1610 mm |
| Vehicle Height | 1960 mm | 1330 mm |
| Wheelbase Size | 4250 mm | 2510 mm |
