2009 Daihatsu Sirion vs. 2010 Alfa Romeo GT
To start off, 2010 Alfa Romeo GT 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 1,970 cc (4 cylinders), 2010 Alfa Romeo GT is equipped with a bigger engine. In terms of performance, 2010 Alfa Romeo GT (163 HP @ 6400 RPM) has 61 more horse power than 2009 Daihatsu Sirion. (102 HP @ 6000 RPM) In normal driving conditions, 2010 Alfa Romeo GT should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2010 Alfa Romeo GT weights approximately 489 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 2010 Alfa Romeo GT. 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, 2010 Alfa Romeo GT (206 Nm @ 3250 RPM) has 68 more torque (in Nm) than 2009 Daihatsu Sirion. (138 Nm @ 4400 RPM). This means 2010 Alfa Romeo GT will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion.
Compare all specifications:
| 2009 Daihatsu Sirion | 2010 Alfa Romeo GT | |
| Make | Daihatsu | Alfa Romeo |
| Model | Sirion | GT |
| Year Released | 2009 | 2010 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1495 cc | 1970 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 102 HP | 163 HP |
| Engine RPM | 6000 RPM | 6400 RPM |
| Torque | 138 Nm | 206 Nm |
| Torque RPM | 4400 RPM | 3250 RPM |
| Engine Bore Size | 72 mm | 83 mm |
| Engine Stroke Size | 91.8 mm | 91 mm |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 180 km/hour | 216 km/hour |
| Acceleration 0-100mph | 11.1 seconds | 8.7 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 906 kg | 1395 kg |
| Vehicle Length | 3640 mm | 4500 mm |
| Vehicle Width | 1670 mm | 1770 mm |
| Vehicle Height | 1560 mm | 1370 mm |
| Wheelbase Size | 2440 mm | 2600 mm |
| Fuel Consumption Overall | 6.7 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 40 L | 63 L |
