2007 Daihatsu Sirion vs. 2002 Lexus IS
To start off, 2007 Daihatsu Sirion is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Lexus IS. In addition, the cost of maintenance, including insurance, on 2002 Lexus IS would be higher. At 2,999 cc (6 cylinders), 2002 Lexus IS is equipped with a bigger engine. In terms of performance, 2002 Lexus IS (201 HP @ 5800 RPM) has 100 more horse power than 2007 Daihatsu Sirion. (101 HP @ 3600 RPM) In normal driving conditions, 2002 Lexus IS should accelerate faster than 2007 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2002 Lexus IS weights approximately 600 kg more than 2007 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 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 2002 Lexus IS. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 2002 Lexus IS (296 Nm @ 3800 RPM) has 156 more torque (in Nm) than 2007 Daihatsu Sirion. (140 Nm @ 4600 RPM). This means 2002 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 2007 Daihatsu Sirion. 2002 Lexus IS has automatic transmission and 2007 Daihatsu Sirion has manual transmission. 2007 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 Lexus IS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Daihatsu Sirion | 2002 Lexus IS | |
| Make | Daihatsu | Lexus |
| Model | Sirion | IS |
| Year Released | 2007 | 2002 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 2999 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 101 HP | 201 HP |
| Engine RPM | 3600 RPM | 5800 RPM |
| Torque | 140 Nm | 296 Nm |
| Torque RPM | 4600 RPM | 3800 RPM |
| Engine Bore Size | 72 mm | 86 mm |
| Engine Stroke Size | 79.7 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 940 kg | 1540 kg |
| Vehicle Length | 3610 mm | 4510 mm |
| Vehicle Width | 1560 mm | 1730 mm |
| Vehicle Height | 1670 mm | 1440 mm |
| Wheelbase Size | 2440 mm | 2680 mm |
| Fuel Tank Capacity | 40 L | 66 L |
