2006 Fiat Siena vs. 1981 Fiat 127
To start off, 2006 Fiat Siena is newer by 25 year(s). Which means there will be less support and parts availability for 1981 Fiat 127. In addition, the cost of maintenance, including insurance, on 1981 Fiat 127 would be higher. At 1,581 cc (4 cylinders), 2006 Fiat Siena is equipped with a bigger engine. In terms of performance, 2006 Fiat Siena (100 HP @ 5500 RPM) has 56 more horse power than 1981 Fiat 127. (44 HP @ 5000 RPM). In normal driving conditions, 2006 Fiat Siena should accelerate faster than 1981 Fiat 127. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 948 kg more than 1981 Fiat 127. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1981 Fiat 127 (75 Nm @ 3000 RPM) has 1 more torque (in Nm) than 2006 Fiat Siena. (74 Nm @ 5500 RPM). This means 1981 Fiat 127 will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2006 Fiat Siena | 1981 Fiat 127 | |
| Make | Fiat | Fiat |
| Model | Siena | 127 |
| Year Released | 2006 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 1301 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 44 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 74 Nm | 75 Nm |
| Torque RPM | 5500 RPM | 3000 RPM |
| Engine Compression Ratio | 9.5:1 | 20.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1783 kg | 835 kg |
| Vehicle Length | 3830 mm | 3650 mm |
| Vehicle Width | 1640 mm | 1530 mm |
| Vehicle Height | 1440 mm | 1370 mm |
| Wheelbase Size | 2380 mm | 2230 mm |
