2009 BMW M3 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 M3. In addition, the cost of maintenance, including insurance, on 2009 BMW M3 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 93 more horse power than 2009 BMW M3. (414 HP @ 8300 RPM) In normal driving conditions, 2010 Mercedes-Benz CLS should accelerate faster than 2009 BMW M3.
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 335 more torque (in Nm) than 2009 BMW M3. (295 Nm @ 3900 RPM). This means 2010 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW M3. 2010 Mercedes-Benz CLS has automatic transmission and 2009 BMW M3 has manual transmission. 2009 BMW M3 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 M3 | 2010 Mercedes-Benz CLS | |
| Make | BMW | Mercedes-Benz |
| Model | M3 | CLS |
| Year Released | 2009 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 3999 cc | 6200 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 507 HP |
| Engine RPM | 8300 RPM | 6800 RPM |
| Torque | 295 Nm | 630 Nm |
| Torque RPM | 3900 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Length | 4590 mm | 4917 mm |
| Vehicle Width | 1820 mm | 1872 mm |
| Vehicle Height | 1450 mm | 1389 mm |
| Wheelbase Size | 2770 mm | 2855 mm |
| Fuel Consumption | 11.9 L/100km | 13.1 L/100km |
| Fuel Consumption City | 17 L/100km | 19.6 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
