2006 Daihatsu Sirion vs. 1972 Fiat 125
To start off, 2006 Daihatsu Sirion is newer by 34 year(s). Which means there will be less support and parts availability for 1972 Fiat 125. In addition, the cost of maintenance, including insurance, on 1972 Fiat 125 would be higher. At 1,608 cc (4 cylinders), 1972 Fiat 125 is equipped with a bigger engine. In terms of performance, 1972 Fiat 125 (90 HP @ 5600 RPM) has 4 more horse power than 2006 Daihatsu Sirion. (86 HP @ 6000 RPM) In normal driving conditions, 1972 Fiat 125 should accelerate faster than 2006 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1972 Fiat 125 weights approximately 220 kg more than 2006 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1972 Fiat 125 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 1972 Fiat 125. However, in wet, icy, snow, or gravel driving conditions, 2006 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, 1972 Fiat 125 (131 Nm @ 4000 RPM) has 11 more torque (in Nm) than 2006 Daihatsu Sirion. (120 Nm @ 3200 RPM). This means 1972 Fiat 125 will have an easier job in driving up hills or pulling heavy equipment than 2006 Daihatsu Sirion.
Compare all specifications:
| 2006 Daihatsu Sirion | 1972 Fiat 125 | |
| Make | Daihatsu | Fiat |
| Model | Sirion | 125 |
| Year Released | 2006 | 1972 |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 1608 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 86 HP | 90 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 120 Nm | 131 Nm |
| Torque RPM | 3200 RPM | 4000 RPM |
| Engine Bore Size | 72.1 mm | 80 mm |
| Engine Stroke Size | 79.7 mm | 80 mm |
| Engine Compression Ratio | 10.0:1 | 8.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 740 kg | 960 kg |
| Vehicle Length | 3400 mm | 4230 mm |
| Vehicle Height | 1250 mm | 1450 mm |
| Wheelbase Size | 2440 mm | 2430 mm |
| Fuel Tank Capacity | 40 L | 45 L |
