2001 Daihatsu Sirion vs. 1979 Fiat 131
To start off, 2001 Daihatsu Sirion is newer by 22 year(s). Which means there will be less support and parts availability for 1979 Fiat 131. In addition, the cost of maintenance, including insurance, on 1979 Fiat 131 would be higher. At 2,443 cc (4 cylinders), 1979 Fiat 131 is equipped with a bigger engine. In terms of performance, 2001 Daihatsu Sirion (100 HP @ 7000 RPM) has 29 more horse power than 1979 Fiat 131. (71 HP @ 4200 RPM). In normal driving conditions, 2001 Daihatsu Sirion should accelerate faster than 1979 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 1979 Fiat 131 weights approximately 340 kg more than 2001 Daihatsu Sirion.
Because 1979 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 1979 Fiat 131. However, in wet, icy, snow, or gravel driving conditions, 2001 Daihatsu Sirion, 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, 1979 Fiat 131 (152 Nm @ 2400 RPM) has 31 more torque (in Nm) than 2001 Daihatsu Sirion. (121 Nm @ 4400 RPM). This means 1979 Fiat 131 will have an easier job in driving up hills or pulling heavy equipment than 2001 Daihatsu Sirion.
Compare all specifications:
| 2001 Daihatsu Sirion | 1979 Fiat 131 | |
| Make | Daihatsu | Fiat |
| Model | Sirion | 131 |
| Year Released | 2001 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 2443 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 71 HP |
| Engine RPM | 7000 RPM | 4200 RPM |
| Torque | 121 Nm | 152 Nm |
| Torque RPM | 4400 RPM | 2400 RPM |
| Engine Bore Size | 72 mm | 93 mm |
| Engine Stroke Size | 79.7 mm | 90 mm |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 870 kg | 1210 kg |
| Vehicle Length | 3680 mm | 4270 mm |
| Vehicle Width | 1600 mm | 1660 mm |
| Vehicle Height | 1460 mm | 1370 mm |
| Wheelbase Size | 2380 mm | 2500 mm |
