2007 Lexus RX vs. 2009 Mercedes-Benz CLS
To start off, 2009 Mercedes-Benz CLS is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Lexus RX. In addition, the cost of maintenance, including insurance, on 2007 Lexus RX would be higher. At 5,461 cc (8 cylinders), 2009 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz CLS (382 HP @ 6000 RPM) has 110 more horse power than 2007 Lexus RX. (272 HP @ 6200 RPM) In normal driving conditions, 2009 Mercedes-Benz CLS should accelerate faster than 2007 Lexus RX. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lexus RX weights approximately 685 kg more than 2009 Mercedes-Benz CLS.
Because 2007 Lexus RX is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz CLS. In wet, icy, snow, or gravel driving conditions, 2007 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 Mercedes-Benz CLS (530 Nm @ 2800 RPM) has 188 more torque (in Nm) than 2007 Lexus RX. (342 Nm @ 4700 RPM). This means 2009 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2007 Lexus RX.
Compare all specifications:
| 2007 Lexus RX | 2009 Mercedes-Benz CLS | |
| Make | Lexus | Mercedes-Benz |
| Model | RX | CLS |
| Year Released | 2007 | 2009 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3456 cc | 5461 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 272 HP | 382 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 342 Nm | 530 Nm |
| Torque RPM | 4700 RPM | 2800 RPM |
| Engine Compression Ratio | 10.8:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1910 kg | 1225 kg |
| Vehicle Length | 4580 mm | 4910 mm |
| Vehicle Width | 1850 mm | 1880 mm |
| Vehicle Height | 1680 mm | 1400 mm |
| Wheelbase Size | 2730 mm | 2860 mm |
| Fuel Consumption Overall | 11.2 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 75 L | 80 L |
