2009 BMW 525 vs. 2010 Mercedes-Benz CLS
To start off, 2010 Mercedes-Benz CLS is newer by 1 year(s). Which means there will be less support and parts availability for 2009 BMW 525. In addition, the cost of maintenance, including insurance, on 2009 BMW 525 would be higher. At 6,200 cc (8 cylinders), 2010 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2010 Mercedes-Benz CLS (507 HP @ 6800 RPM) has 292 more horse power than 2009 BMW 525. (215 HP @ 6500 RPM) In normal driving conditions, 2010 Mercedes-Benz CLS should accelerate faster than 2009 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2010 Mercedes-Benz CLS weights approximately 525 kg more than 2009 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2010 Mercedes-Benz CLS (630 Nm @ 5200 RPM) has 380 more torque (in Nm) than 2009 BMW 525. (250 Nm @ 2900 RPM). This means 2010 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 525. 2010 Mercedes-Benz CLS has automatic transmission and 2009 BMW 525 has manual transmission. 2009 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Mercedes-Benz CLS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 525 | 2010 Mercedes-Benz CLS | |
| Make | BMW | Mercedes-Benz |
| Model | 525 | CLS |
| Year Released | 2009 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 6200 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 507 HP |
| Engine RPM | 6500 RPM | 6800 RPM |
| Torque | 250 Nm | 630 Nm |
| Torque RPM | 2900 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1385 kg | 1910 kg |
| Vehicle Length | 4850 mm | 4917 mm |
| Vehicle Width | 1470 mm | 1872 mm |
| Vehicle Height | 1850 mm | 1389 mm |
| Wheelbase Size | 2890 mm | 2855 mm |
| Fuel Tank Capacity | 70 L | 80 L |
