2005 Lexus LS vs. 2009 Lexus RX
To start off, 2009 Lexus RX is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Lexus LS. In addition, the cost of maintenance, including insurance, on 2005 Lexus LS would be higher. At 4,293 cc (8 cylinders), 2005 Lexus LS is equipped with a bigger engine. In terms of performance, 2005 Lexus LS (279 HP @ 5600 RPM) has 11 more horse power than 2009 Lexus RX. (268 HP @ 5600 RPM). In normal driving conditions, 2005 Lexus LS should accelerate faster than 2009 Lexus RX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Lexus RX weights approximately 275 kg more than 2005 Lexus LS.
Because 2009 Lexus RX is four wheel drive (4WD), it will have significant more traction and grip than 2005 Lexus LS. In wet, icy, snow, or gravel driving conditions, 2009 Lexus RX 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, 2009 Lexus RX (840 Nm @ 4400 RPM) has 421 more torque (in Nm) than 2005 Lexus LS. (419 Nm @ 3500 RPM). This means 2009 Lexus RX will have an easier job in driving up hills or pulling heavy equipment than 2005 Lexus LS.
Compare all specifications:
| 2005 Lexus LS | 2009 Lexus RX | |
| Make | Lexus | Lexus |
| Model | LS | RX |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4293 cc | 3311 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 279 HP | 268 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 419 Nm | 840 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Engine Compression Ratio | 11.0:1 | 10.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 6.3 seconds | 7.6 seconds |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1840 kg | 2115 kg |
| Vehicle Length | 5030 mm | 4770 mm |
| Vehicle Width | 1840 mm | 1850 mm |
| Vehicle Height | 1480 mm | 1690 mm |
| Wheelbase Size | 2930 mm | 2730 mm |
| Fuel Consumption Overall | 11.4 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 84 L | 65 L |
