2007 Lexus RX vs. 2009 Mercedes-Benz C
To start off, 2009 Mercedes-Benz C 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 3,456 cc (6 cylinders), 2007 Lexus RX is equipped with a bigger engine. In terms of performance, 2007 Lexus RX (272 HP @ 6200 RPM) has 152 more horse power than 2009 Mercedes-Benz C. (120 HP @ 4200 RPM). In normal driving conditions, 2007 Lexus RX should accelerate faster than 2009 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lexus RX weights approximately 280 kg more than 2009 Mercedes-Benz C. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Lexus RX is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz C. 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, 2007 Lexus RX (342 Nm @ 4700 RPM) has 72 more torque (in Nm) than 2009 Mercedes-Benz C. (270 Nm @ 1600 RPM). This means 2007 Lexus RX will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz C.
Compare all specifications:
| 2007 Lexus RX | 2009 Mercedes-Benz C | |
| Make | Lexus | Mercedes-Benz |
| Model | RX | C |
| Year Released | 2007 | 2009 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3456 cc | 2148 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 272 HP | 120 HP |
| Engine RPM | 6200 RPM | 4200 RPM |
| Torque | 342 Nm | 270 Nm |
| Torque RPM | 4700 RPM | 1600 RPM |
| Engine Compression Ratio | 10.8:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 180 km/hour | 202 km/hour |
| Acceleration 0-100mph | 8.1 seconds | 12.2 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1835 kg | 1555 kg |
| Vehicle Length | 4750 mm | 4550 mm |
| Vehicle Width | 1850 mm | 1730 mm |
| Vehicle Height | 1680 mm | 1470 mm |
| Wheelbase Size | 2720 mm | 2720 mm |
| Fuel Consumption Overall | 11.2 L/100km | 7 L/100km |
| Fuel Tank Capacity | 72 L | 62 L |
