2007 Lexus IS vs. 2012 Daihatsu Sirion
To start off, 2012 Daihatsu Sirion is newer by 5 year(s). Which means there will be less support and parts availability for 2007 Lexus IS. In addition, the cost of maintenance, including insurance, on 2007 Lexus IS would be higher. At 2,231 cc (4 cylinders), 2007 Lexus IS is equipped with a bigger engine. In terms of performance, 2007 Lexus IS (175 HP @ 3600 RPM) has 106 more horse power than 2012 Daihatsu Sirion. (69 HP @ 6000 RPM). In normal driving conditions, 2007 Lexus IS should accelerate faster than 2012 Daihatsu Sirion.
Because 2012 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 2007 Lexus IS. In wet, icy, snow, or gravel driving conditions, 2012 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, 2007 Lexus IS (400 Nm @ 2000 RPM) has 306 more torque (in Nm) than 2012 Daihatsu Sirion. (94 Nm @ 3600 RPM). This means 2007 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 2012 Daihatsu Sirion.
Compare all specifications:
| 2007 Lexus IS | 2012 Daihatsu Sirion | |
| Make | Lexus | Daihatsu |
| Model | IS | Sirion |
| Year Released | 2007 | 2012 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2231 cc | 998 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 69 HP |
| Engine RPM | 3600 RPM | 6000 RPM |
| Torque | 400 Nm | 94 Nm |
| Torque RPM | 2000 RPM | 3600 RPM |
| Engine Bore Size | 86.1 mm | 71.1 mm |
| Engine Stroke Size | 96 mm | 84 mm |
| Engine Compression Ratio | 15.8:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 8.9 seconds | 13.9 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
