1981 Audi 100 vs. 1981 Isuzu Piazza
To start off, both 1981 Audi 100 and 1981 Isuzu Piazza were released in the same year (1981). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,994 cc (4 cylinders), 1981 Isuzu Piazza is equipped with a bigger engine. In terms of performance, 1981 Isuzu Piazza (148 HP @ 5400 RPM) has 63 more horse power than 1981 Audi 100. (85 HP @ 5600 RPM) In normal driving conditions, 1981 Isuzu Piazza should accelerate faster than 1981 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1981 Isuzu Piazza weights approximately 170 kg more than 1981 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1981 Isuzu Piazza (226 Nm @ 3000 RPM) has 102 more torque (in Nm) than 1981 Audi 100. (124 Nm @ 3200 RPM). This means 1981 Isuzu Piazza will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi 100.
Compare all specifications:
| 1981 Audi 100 | 1981 Isuzu Piazza | |
| Make | Audi | Isuzu |
| Model | 100 | Piazza |
| Year Released | 1981 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1588 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 148 HP |
| Engine RPM | 5600 RPM | 5400 RPM |
| Torque | 124 Nm | 226 Nm |
| Torque RPM | 3200 RPM | 3000 RPM |
| Engine Bore Size | 79.5 mm | 88 mm |
| Engine Stroke Size | 80 mm | 82 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1110 kg | 1280 kg |
| Vehicle Length | 4600 mm | 4290 mm |
| Vehicle Width | 1770 mm | 1610 mm |
| Vehicle Height | 1400 mm | 1330 mm |
| Wheelbase Size | 2680 mm | 2510 mm |
