2009 Pontiac G6 vs. 2011 Daihatsu Sirion
To start off, 2011 Daihatsu Sirion is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Pontiac G6. In addition, the cost of maintenance, including insurance, on 2009 Pontiac G6 would be higher. At 3,500 cc (6 cylinders), 2009 Pontiac G6 is equipped with a bigger engine. In terms of performance, 2009 Pontiac G6 (219 HP @ 5900 RPM) has 150 more horse power than 2011 Daihatsu Sirion. (69 HP @ 6000 RPM). In normal driving conditions, 2009 Pontiac G6 should accelerate faster than 2011 Daihatsu Sirion.
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 Pontiac G6 (297 Nm @ 3200 RPM) has 203 more torque (in Nm) than 2011 Daihatsu Sirion. (94 Nm @ 3600 RPM). This means 2009 Pontiac G6 will have an easier job in driving up hills or pulling heavy equipment than 2011 Daihatsu Sirion. 2009 Pontiac G6 has automatic transmission and 2011 Daihatsu Sirion has manual transmission. 2011 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Pontiac G6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Pontiac G6 | 2011 Daihatsu Sirion | |
| Make | Pontiac | Daihatsu |
| Model | G6 | Sirion |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3500 cc | 998 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 219 HP | 69 HP |
| Engine RPM | 5900 RPM | 6000 RPM |
| Torque | 297 Nm | 94 Nm |
| Torque RPM | 3200 RPM | 3600 RPM |
| Engine Bore Size | 87.9 mm | 71.1 mm |
| Engine Stroke Size | 94.5 mm | 84 mm |
| Engine Compression Ratio | 9.2:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
