2009 Daihatsu Sirion vs. 2012 Alfa Romeo 159
To start off, 2012 Alfa Romeo 159 is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2009 Daihatsu Sirion would be higher. At 1,859 cc (4 cylinders), 2012 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2012 Alfa Romeo 159 (158 HP @ 6500 RPM) has 56 more horse power than 2009 Daihatsu Sirion. (102 HP @ 6000 RPM) In normal driving conditions, 2012 Alfa Romeo 159 should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2012 Alfa Romeo 159 weights approximately 650 kg more than 2009 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 2012 Alfa Romeo 159. In wet, icy, snow, or gravel driving conditions, 2009 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, 2012 Alfa Romeo 159 (190 Nm @ 4500 RPM) has 58 more torque (in Nm) than 2009 Daihatsu Sirion. (132 Nm @ 4400 RPM). This means 2012 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion.
Compare all specifications:
| 2009 Daihatsu Sirion | 2012 Alfa Romeo 159 | |
| Make | Daihatsu | Alfa Romeo |
| Model | Sirion | 159 |
| Year Released | 2009 | 2012 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1495 cc | 1859 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 102 HP | 158 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 132 Nm | 190 Nm |
| Torque RPM | 4400 RPM | 4500 RPM |
| Engine Bore Size | 72 mm | 86 mm |
| Engine Stroke Size | 91.8 mm | 80 mm |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 185 km/hour | 212 km/hour |
| Acceleration 0-100mph | 10.8 seconds | 9.7 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 905 kg | 1555 kg |
| Vehicle Length | 3640 mm | 4670 mm |
| Vehicle Width | 1670 mm | 1830 mm |
| Vehicle Height | 1560 mm | 1420 mm |
| Wheelbase Size | 2440 mm | 2710 mm |
| Fuel Consumption Overall | 6.2 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 40 L | 70 L |
