2006 Lexus IS vs. 2009 Lexus LS
To start off, 2009 Lexus LS is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Lexus IS. In addition, the cost of maintenance, including insurance, on 2006 Lexus IS would be higher. At 4,608 cc (8 cylinders), 2009 Lexus LS is equipped with a bigger engine. In terms of performance, 2009 Lexus LS (376 HP @ 6400 RPM) has 70 more horse power than 2006 Lexus IS. (306 HP @ 6400 RPM) In normal driving conditions, 2009 Lexus LS should accelerate faster than 2006 Lexus IS.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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 Lexus LS (493 Nm @ 4100 RPM) has 117 more torque (in Nm) than 2006 Lexus IS. (376 Nm @ 4800 RPM). This means 2009 Lexus LS will have an easier job in driving up hills or pulling heavy equipment than 2006 Lexus IS.
Compare all specifications:
| 2006 Lexus IS | 2009 Lexus LS | |
| Make | Lexus | Lexus |
| Model | IS | LS |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3441 cc | 4608 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 306 HP | 376 HP |
| Engine RPM | 6400 RPM | 6400 RPM |
| Torque | 376 Nm | 493 Nm |
| Torque RPM | 4800 RPM | 4100 RPM |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4580 mm | 5040 mm |
| Vehicle Width | 1810 mm | 1470 mm |
| Vehicle Height | 1430 mm | 1880 mm |
| Wheelbase Size | 2740 mm | 2980 mm |
| Fuel Consumption | 8.6 L/100km | 9.8 L/100km |
| Fuel Consumption City | 11.4 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 10 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 65 L | 84 L |
