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 2,499 cc (6 cylinders), 2007 Lexus IS is equipped with a bigger engine. In terms of performance, 2007 Lexus IS (205 HP @ 6400 RPM) has 136 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 2007 Lexus IS 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 2007 Lexus IS. However, in wet, icy, snow, or gravel driving conditions, 2012 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, 2007 Lexus IS (251 Nm @ 4800 RPM) has 157 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. 2007 Lexus IS has automatic transmission and 2012 Daihatsu Sirion has manual transmission. 2012 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Lexus IS will be easier to drive especially in heavy traffic.
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 | 2499 cc | 998 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 205 HP | 69 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 251 Nm | 94 Nm |
| Torque RPM | 4800 RPM | 3600 RPM |
| Engine Compression Ratio | 12.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 8.1 seconds | 13.9 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
