2005 Fiat Siena vs. 1974 Fiat 131
To start off, 2005 Fiat Siena is newer by 31 year(s). Which means there will be less support and parts availability for 1974 Fiat 131. In addition, the cost of maintenance, including insurance, on 1974 Fiat 131 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 60 more horse power than 1974 Fiat 131. (64 HP @ 5400 RPM). In normal driving conditions, 2005 Fiat Siena should accelerate faster than 1974 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 2005 Fiat Siena weights approximately 130 kg more than 1974 Fiat 131. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1974 Fiat 131 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1974 Fiat 131. However, in wet, icy, snow, or gravel driving conditions, 2005 Fiat Siena, being front wheel drive (FWD), will offer much better control with better grip. 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 38 more torque (in Nm) than 1974 Fiat 131. (102 Nm @ 3000 RPM). This means 2005 Fiat Siena will have an easier job in driving up hills or pulling heavy equipment than 1974 Fiat 131.
Compare all specifications:
| 2005 Fiat Siena | 1974 Fiat 131 | |
| Make | Fiat | Fiat |
| Model | Siena | 131 |
| Year Released | 2005 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1585 cc | 1297 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 124 HP | 64 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 140 Nm | 102 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 86.4 mm | 76 mm |
| Engine Stroke Size | 67.4 mm | 71.5 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1095 kg | 965 kg |
| Wheelbase Size | 2450 mm | 2500 mm |
| Fuel Tank Capacity | 47 L | 50 L |
