1971 BMW 3 vs. 1989 Isuzu Piazza
To start off, 1989 Isuzu Piazza is newer by 18 year(s). Which means there will be less support and parts availability for 1971 BMW 3. In addition, the cost of maintenance, including insurance, on 1971 BMW 3 would be higher. At 2,986 cc (6 cylinders), 1971 BMW 3 is equipped with a bigger engine. In terms of performance, 1971 BMW 3 (180 HP @ 6000 RPM) has 32 more horse power than 1989 Isuzu Piazza. (148 HP @ 5400 RPM). In normal driving conditions, 1971 BMW 3 should accelerate faster than 1989 Isuzu Piazza. With that said, vehicle weight also plays an important factor in acceleration. 1971 BMW 3 weights approximately 100 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, 1971 BMW 3 (255 Nm @ 3700 RPM) has 29 more torque (in Nm) than 1989 Isuzu Piazza. (226 Nm @ 3000 RPM). This means 1971 BMW 3 will have an easier job in driving up hills or pulling heavy equipment than 1989 Isuzu Piazza.
Compare all specifications:
| 1971 BMW 3 | 1989 Isuzu Piazza | |
| Make | BMW | Isuzu |
| Model | 3 | Piazza |
| Year Released | 1971 | 1989 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 180 HP | 148 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 255 Nm | 226 Nm |
| Torque RPM | 3700 RPM | 3000 RPM |
| Engine Bore Size | 89 mm | 88.1 mm |
| Engine Stroke Size | 80 mm | 82 mm |
| Engine Compression Ratio | 9.0:1 | 7.9:1 |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1380 kg | 1280 kg |
| Vehicle Length | 4740 mm | 4290 mm |
| Vehicle Width | 1700 mm | 1610 mm |
| Vehicle Height | 1370 mm | 1330 mm |
| Wheelbase Size | 2670 mm | 2510 mm |
