2006 Infiniti Q45 vs. 2010 Daihatsu Sirion
To start off, 2010 Daihatsu Sirion is newer by 4 year(s). Which means there will be less support and parts availability for 2006 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2006 Infiniti Q45 would be higher. At 4,494 cc (8 cylinders), 2006 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2006 Infiniti Q45 (340 HP @ 6400 RPM) has 254 more horse power than 2010 Daihatsu Sirion. (86 HP @ 6000 RPM). In normal driving conditions, 2006 Infiniti Q45 should accelerate faster than 2010 Daihatsu Sirion.
Because 2006 Infiniti Q45 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 Infiniti Q45. However, in wet, icy, snow, or gravel driving conditions, 2010 Daihatsu Sirion, being front wheel drive (FWD), will offer much better control with better grip. 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, 2006 Infiniti Q45 (452 Nm @ 4000 RPM) has 331 more torque (in Nm) than 2010 Daihatsu Sirion. (121 Nm @ 3200 RPM). This means 2006 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2010 Daihatsu Sirion.
Compare all specifications:
| 2006 Infiniti Q45 | 2010 Daihatsu Sirion | |
| Make | Infiniti | Daihatsu |
| Model | Q45 | Sirion |
| Year Released | 2006 | 2010 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 1298 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 86 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 452 Nm | 121 Nm |
| Torque RPM | 4000 RPM | 3200 RPM |
| Engine Bore Size | 93 mm | 72 mm |
| Engine Stroke Size | 82.7 mm | 79.7 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
