2005 Lexus LS vs. 2008 Lexus RX
To start off, 2008 Lexus RX is newer by 3 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 7 more horse power than 2008 Lexus RX. (272 HP @ 6200 RPM). In normal driving conditions, 2005 Lexus LS should accelerate faster than 2008 Lexus RX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Lexus LS weights approximately 5 kg more than 2008 Lexus RX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 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, 2008 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, 2005 Lexus LS (419 Nm @ 3500 RPM) has 77 more torque (in Nm) than 2008 Lexus RX. (342 Nm @ 4700 RPM). This means 2005 Lexus LS will have an easier job in driving up hills or pulling heavy equipment than 2008 Lexus RX.
Compare all specifications:
| 2005 Lexus LS | 2008 Lexus RX | |
| Make | Lexus | Lexus |
| Model | LS | RX |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4293 cc | 3456 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 279 HP | 272 HP |
| Engine RPM | 5600 RPM | 6200 RPM |
| Torque | 419 Nm | 342 Nm |
| Torque RPM | 3500 RPM | 4700 RPM |
| Engine Compression Ratio | 11.0:1 | 10.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 245 km/hour | 175 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 7.8 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1840 kg | 1835 kg |
| Vehicle Length | 5030 mm | 4750 mm |
| Vehicle Width | 1840 mm | 1850 mm |
| Vehicle Height | 1480 mm | 1680 mm |
| Wheelbase Size | 2930 mm | 2720 mm |
| Fuel Consumption Overall | 11.4 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 84 L | 72 L |
