2009 Daihatsu Sirion vs. 2010 Alfa Romeo 147
To start off, 2010 Alfa Romeo 147 is newer by 1 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 1,910 cc (4 cylinders), 2010 Alfa Romeo 147 is equipped with a bigger engine. In terms of performance, 2010 Alfa Romeo 147 (138 HP @ 4000 RPM) has 52 more horse power than 2009 Daihatsu Sirion. (86 HP @ 6000 RPM) In normal driving conditions, 2010 Alfa Romeo 147 should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2010 Alfa Romeo 147 weights approximately 330 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.
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, 2010 Alfa Romeo 147 (305 Nm @ 2000 RPM) has 185 more torque (in Nm) than 2009 Daihatsu Sirion. (120 Nm @ 3200 RPM). This means 2010 Alfa Romeo 147 will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion. 2009 Daihatsu Sirion has automatic transmission and 2010 Alfa Romeo 147 has manual transmission. 2010 Alfa Romeo 147 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Daihatsu Sirion will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Daihatsu Sirion | 2010 Alfa Romeo 147 | |
| Make | Daihatsu | Alfa Romeo |
| Model | Sirion | 147 |
| Year Released | 2009 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 86 HP | 138 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 120 Nm | 305 Nm |
| Torque RPM | 3200 RPM | 2000 RPM |
| Engine Compression Ratio | 10.0:1 | 19.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 180 km/hour | 206 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1035 kg | 1365 kg |
| Vehicle Length | 3610 mm | 4180 mm |
| Vehicle Width | 1670 mm | 1740 mm |
| Vehicle Height | 1560 mm | 1430 mm |
| Wheelbase Size | 2440 mm | 2550 mm |
| Fuel Consumption Overall | 6.2 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 40 L | 60 L |
