2003 Fiat Siena vs. 1986 Isuzu Piazza
To start off, 2003 Fiat Siena is newer by 17 year(s). Which means there will be less support and parts availability for 1986 Isuzu Piazza. In addition, the cost of maintenance, including insurance, on 1986 Isuzu Piazza would be higher. At 1,994 cc (4 cylinders), 1986 Isuzu Piazza is equipped with a bigger engine. In terms of performance, 1986 Isuzu Piazza (148 HP @ 5400 RPM) has 89 more horse power than 2003 Fiat Siena. (59 HP @ 5200 RPM) In normal driving conditions, 1986 Isuzu Piazza should accelerate faster than 2003 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 1986 Isuzu Piazza weights approximately 244 kg more than 2003 Fiat Siena. 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 Isuzu Piazza (226 Nm @ 3000 RPM) has 123 more torque (in Nm) than 2003 Fiat Siena. (103 Nm @ 2500 RPM). This means 1986 Isuzu Piazza will have an easier job in driving up hills or pulling heavy equipment than 2003 Fiat Siena.
Compare all specifications:
| 2003 Fiat Siena | 1986 Isuzu Piazza | |
| Make | Fiat | Isuzu |
| Model | Siena | Piazza |
| Year Released | 2003 | 1986 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1301 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 148 HP |
| Engine RPM | 5200 RPM | 5400 RPM |
| Torque | 103 Nm | 226 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Engine Bore Size | 70.8 mm | 88 mm |
| Engine Stroke Size | 78.9 mm | 82 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1040 kg | 1284 kg |
| Vehicle Length | 4110 mm | 4290 mm |
| Vehicle Width | 1630 mm | 1610 mm |
| Vehicle Height | 1470 mm | 1330 mm |
| Wheelbase Size | 2380 mm | 2510 mm |
