2005 Fiat Siena vs. 1977 Fiat 127
To start off, 2005 Fiat Siena is newer by 28 year(s). Which means there will be less support and parts availability for 1977 Fiat 127. In addition, the cost of maintenance, including insurance, on 1977 Fiat 127 would be higher. At 1,585 cc (4 cylinders), 2005 Fiat Siena is equipped with a bigger engine. In terms of performance, 2005 Fiat Siena (124 HP @ 4000 RPM) has 75 more horse power than 1977 Fiat 127. (49 HP @ 5600 RPM). In normal driving conditions, 2005 Fiat Siena should accelerate faster than 1977 Fiat 127. With that said, vehicle weight also plays an important factor in acceleration. 2005 Fiat Siena weights approximately 365 kg more than 1977 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, 2005 Fiat Siena (140 Nm @ 4000 RPM) has 63 more torque (in Nm) than 1977 Fiat 127. (77 Nm @ 3000 RPM). This means 2005 Fiat Siena will have an easier job in driving up hills or pulling heavy equipment than 1977 Fiat 127.
Compare all specifications:
| 2005 Fiat Siena | 1977 Fiat 127 | |
| Make | Fiat | Fiat |
| Model | Siena | 127 |
| Year Released | 2005 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 1585 cc | 1048 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 124 HP | 49 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 140 Nm | 77 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 86.4 mm | 76 mm |
| Engine Stroke Size | 67.4 mm | 57.8 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1095 kg | 730 kg |
| Wheelbase Size | 2450 mm | 2230 mm |
| Fuel Tank Capacity | 47 L | 30 L |
