1984 Isuzu Piazza vs. 2003 Proton 400
To start off, 2003 Proton 400 is newer by 19 year(s). Which means there will be less support and parts availability for 1984 Isuzu Piazza. In addition, the cost of maintenance, including insurance, on 1984 Isuzu Piazza would be higher. At 1,993 cc (4 cylinders), 1984 Isuzu Piazza is equipped with a bigger engine. In terms of performance, 1984 Isuzu Piazza (148 HP @ 5400 RPM) has 74 more horse power than 2003 Proton 400. (74 HP @ 6000 RPM). In normal driving conditions, 1984 Isuzu Piazza should accelerate faster than 2003 Proton 400. With that said, vehicle weight also plays an important factor in acceleration. 1984 Isuzu Piazza weights approximately 290 kg more than 2003 Proton 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1984 Isuzu Piazza (226 Nm @ 3000 RPM) has 118 more torque (in Nm) than 2003 Proton 400. (108 Nm @ 3000 RPM). This means 1984 Isuzu Piazza will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton 400.
Compare all specifications:
| 1984 Isuzu Piazza | 2003 Proton 400 | |
| Make | Isuzu | Proton |
| Model | Piazza | 400 |
| Year Released | 1984 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 1297 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 74 HP |
| Engine RPM | 5400 RPM | 6000 RPM |
| Torque | 226 Nm | 108 Nm |
| Torque RPM | 3000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1280 kg | 990 kg |
| Vehicle Length | 4290 mm | 4280 mm |
| Vehicle Width | 1610 mm | 1700 mm |
| Vehicle Height | 1330 mm | 1390 mm |
| Wheelbase Size | 2510 mm | 2510 mm |
