2009 Chevrolet Impala vs. 2006 Daihatsu Sirion
To start off, 2009 Chevrolet Impala is newer by 3 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 3,500 cc (6 cylinders), 2009 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2009 Chevrolet Impala (211 HP @ 5800 RPM) has 125 more horse power than 2006 Daihatsu Sirion. (86 HP @ 6000 RPM). In normal driving conditions, 2009 Chevrolet Impala should accelerate faster than 2006 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2009 Chevrolet Impala weights approximately 719 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, 2009 Chevrolet Impala (290 Nm @ 4000 RPM) has 169 more torque (in Nm) than 2006 Daihatsu Sirion. (121 Nm @ 3200 RPM). This means 2009 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 2006 Daihatsu Sirion. 2009 Chevrolet Impala has automatic transmission and 2006 Daihatsu Sirion has manual transmission. 2006 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Chevrolet Impala will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Chevrolet Impala | 2006 Daihatsu Sirion | |
| Make | Chevrolet | Daihatsu |
| Model | Impala | Sirion |
| Year Released | 2009 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 3500 cc | 1298 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 211 HP | 86 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 290 Nm | 121 Nm |
| Torque RPM | 4000 RPM | 3200 RPM |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1549 kg | 830 kg |
| Vehicle Length | 5100 mm | 3400 mm |
| Vehicle Height | 1500 mm | 1250 mm |
| Wheelbase Size | 2810 mm | 2440 mm |
| Fuel Consumption Overall | 10.2 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 64 L | 40 L |
