2009 Mercedes-Benz CLS vs. 2010 BMW X5
To start off, 2010 BMW X5 is newer by 1 year(s). Which means there will be less support and parts availability for 2009 Mercedes-Benz CLS. In addition, the cost of maintenance, including insurance, on 2009 Mercedes-Benz CLS would be higher. At 6,207 cc (8 cylinders), 2009 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz CLS (507 HP @ 6800 RPM) has 247 more horse power than 2010 BMW X5. (260 HP @ 6600 RPM). In normal driving conditions, 2009 Mercedes-Benz CLS should accelerate faster than 2010 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW X5 weights approximately 355 kg more than 2009 Mercedes-Benz CLS.
Because 2010 BMW X5 is all wheel drive (AWD), it will have significant more traction and grip than 2009 Mercedes-Benz CLS. In wet, icy, snow, or gravel driving conditions, 2010 BMW X5 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 (630 Nm @ 5200 RPM) has 325 more torque (in Nm) than 2010 BMW X5. (305 Nm @ 2750 RPM). This means 2009 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2010 BMW X5.
Compare all specifications:
| 2009 Mercedes-Benz CLS | 2010 BMW X5 | |
| Make | Mercedes-Benz | BMW |
| Model | CLS | X5 |
| Year Released | 2009 | 2010 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 6207 cc | 3000 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 507 HP | 260 HP |
| Engine RPM | 6800 RPM | 6600 RPM |
| Torque | 630 Nm | 305 Nm |
| Torque RPM | 5200 RPM | 2750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1905 kg | 2260 kg |
| Vehicle Length | 4920 mm | 4854 mm |
| Vehicle Width | 1880 mm | 1933 mm |
| Vehicle Height | 1400 mm | 1765 mm |
| Wheelbase Size | 2860 mm | 2934 mm |
| Fuel Tank Capacity | 80 L | 85 L |
