1972 Alfa Romeo Junior vs. 2011 Daihatsu Sirion
To start off, 2011 Daihatsu Sirion is newer by 39 year(s). Which means there will be less support and parts availability for 1972 Alfa Romeo Junior. In addition, the cost of maintenance, including insurance, on 1972 Alfa Romeo Junior would be higher. At 1,570 cc (4 cylinders), 1972 Alfa Romeo Junior is equipped with a bigger engine. In terms of performance, 1972 Alfa Romeo Junior (108 HP @ 6000 RPM) has 39 more horse power than 2011 Daihatsu Sirion. (69 HP @ 6000 RPM). In normal driving conditions, 1972 Alfa Romeo Junior should accelerate faster than 2011 Daihatsu Sirion.
Because 2011 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 1972 Alfa Romeo Junior. In wet, icy, snow, or gravel driving conditions, 2011 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, 1972 Alfa Romeo Junior (140 Nm @ 2800 RPM) has 46 more torque (in Nm) than 2011 Daihatsu Sirion. (94 Nm @ 3600 RPM). This means 1972 Alfa Romeo Junior will have an easier job in driving up hills or pulling heavy equipment than 2011 Daihatsu Sirion.
Compare all specifications:
| 1972 Alfa Romeo Junior | 2011 Daihatsu Sirion | |
| Make | Alfa Romeo | Daihatsu |
| Model | Junior | Sirion |
| Year Released | 1972 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 998 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 69 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 140 Nm | 94 Nm |
| Torque RPM | 2800 RPM | 3600 RPM |
| Engine Bore Size | 78 mm | 71.1 mm |
| Engine Stroke Size | 82 mm | 84 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
