2009 Daihatsu Sirion vs. 2009 Saturn Astra
To start off, both 2009 Daihatsu Sirion and 2009 Saturn Astra were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,799 cc (4 cylinders), 2009 Saturn Astra is equipped with a bigger engine. In terms of performance, 2009 Saturn Astra (138 HP @ 6300 RPM) has 36 more horse power than 2009 Daihatsu Sirion. (102 HP @ 6000 RPM) In normal driving conditions, 2009 Saturn Astra should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2009 Saturn Astra weights approximately 829 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 2009 Saturn Astra. 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, 2009 Saturn Astra (170 Nm @ 3800 RPM) has 32 more torque (in Nm) than 2009 Daihatsu Sirion. (138 Nm @ 4400 RPM). This means 2009 Saturn Astra will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion. 2009 Daihatsu Sirion has automatic transmission and 2009 Saturn Astra has manual transmission. 2009 Saturn Astra 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 | 2009 Saturn Astra | |
| Make | Daihatsu | Saturn |
| Model | Sirion | Astra |
| Year Released | 2009 | 2009 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1495 cc | 1799 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 102 HP | 138 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 138 Nm | 170 Nm |
| Torque RPM | 4400 RPM | 3800 RPM |
| Engine Compression Ratio | 10.0:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 906 kg | 1735 kg |
| Vehicle Length | 3640 mm | 4340 mm |
| Vehicle Width | 1670 mm | 1760 mm |
| Vehicle Height | 1560 mm | 1420 mm |
| Wheelbase Size | 2440 mm | 2620 mm |
| Fuel Consumption Overall | 6.7 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 40 L | 45 L |
