2006 Daihatsu Sirion vs. 2012 Alfa Romeo 159
To start off, 2012 Alfa Romeo 159 is newer by 6 year(s). Which means there will be less support and parts availability for 2006 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2006 Daihatsu Sirion would be higher. At 2,198 cc (4 cylinders), 2012 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2012 Alfa Romeo 159 (183 HP @ 6500 RPM) has 97 more horse power than 2006 Daihatsu Sirion. (86 HP @ 6000 RPM) In normal driving conditions, 2012 Alfa Romeo 159 should accelerate faster than 2006 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2012 Alfa Romeo 159 weights approximately 785 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 (230 Nm @ 4500 RPM) has 109 more torque (in Nm) than 2006 Daihatsu Sirion. (121 Nm @ 3200 RPM). This means 2012 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2006 Daihatsu Sirion.
Compare all specifications:
| 2006 Daihatsu Sirion | 2012 Alfa Romeo 159 | |
| Make | Daihatsu | Alfa Romeo |
| Model | Sirion | 159 |
| Year Released | 2006 | 2012 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 86 HP | 183 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 121 Nm | 230 Nm |
| Torque RPM | 3200 RPM | 4500 RPM |
| Engine Bore Size | 72 mm | 86 mm |
| Engine Stroke Size | 79.7 mm | 94.6 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 180 km/hour | 222 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 830 kg | 1615 kg |
| Vehicle Length | 3400 mm | 4670 mm |
| Vehicle Height | 1250 mm | 1460 mm |
| Wheelbase Size | 2440 mm | 2710 mm |
| Fuel Consumption Overall | 7.8 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 40 L | 70 L |
