2000 Daihatsu Sirion vs. 1971 Fiat 127
To start off, 2000 Daihatsu Sirion is newer by 29 year(s). Which means there will be less support and parts availability for 1971 Fiat 127. In addition, the cost of maintenance, including insurance, on 1971 Fiat 127 would be higher. At 1,049 cc (4 cylinders), 1971 Fiat 127 is equipped with a bigger engine. In terms of performance, 2000 Daihatsu Sirion (53 HP @ 5200 RPM) has 5 more horse power than 1971 Fiat 127. (48 HP @ 5600 RPM). In normal driving conditions, 2000 Daihatsu Sirion should accelerate faster than 1971 Fiat 127. With that said, vehicle weight also plays an important factor in acceleration. 2000 Daihatsu Sirion weights approximately 60 kg more than 1971 Fiat 127. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2000 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 1971 Fiat 127. In wet, icy, snow, or gravel driving conditions, 2000 Daihatsu Sirion will offer significantly more control. 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, 2000 Daihatsu Sirion (88 Nm @ 3600 RPM) has 11 more torque (in Nm) than 1971 Fiat 127. (77 Nm @ 3000 RPM). This means 2000 Daihatsu Sirion will have an easier job in driving up hills or pulling heavy equipment than 1971 Fiat 127.
Compare all specifications:
| 2000 Daihatsu Sirion | 1971 Fiat 127 | |
| Make | Daihatsu | Fiat |
| Model | Sirion | 127 |
| Year Released | 2000 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 989 cc | 1049 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 53 HP | 48 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 88 Nm | 77 Nm |
| Torque RPM | 3600 RPM | 3000 RPM |
| Engine Bore Size | 71.9 mm | 76 mm |
| Engine Stroke Size | 81 mm | 57.8 mm |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 890 kg | 830 kg |
| Vehicle Length | 3680 mm | 3930 mm |
| Vehicle Width | 1600 mm | 1540 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2350 mm | 2290 mm |
| Fuel Tank Capacity | 37 L | 52 L |
