2009 BMW 523 vs. 2011 Mercedes-Benz CLS
To start off, 2011 Mercedes-Benz CLS is newer by 2 year(s). Which means there will be less support and parts availability for 2009 BMW 523. In addition, the cost of maintenance, including insurance, on 2009 BMW 523 would be higher. At 4,700 cc (8 cylinders), 2011 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz CLS (402 HP @ 5000 RPM) has 227 more horse power than 2009 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2011 Mercedes-Benz CLS should accelerate faster than 2009 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz CLS weights approximately 411 kg more than 2009 BMW 523. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Mercedes-Benz CLS is all wheel drive (AWD), it will have significant more traction and grip than 2009 BMW 523. In wet, icy, snow, or gravel driving conditions, 2011 Mercedes-Benz CLS 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, 2011 Mercedes-Benz CLS (600 Nm @ 1800 RPM) has 370 more torque (in Nm) than 2009 BMW 523. (230 Nm @ 3500 RPM). This means 2011 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523. 2011 Mercedes-Benz CLS has automatic transmission and 2009 BMW 523 has manual transmission. 2009 BMW 523 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Mercedes-Benz CLS will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 BMW 523 | 2011 Mercedes-Benz CLS | |
Make | BMW | Mercedes-Benz |
Model | 523 | CLS |
Year Released | 2009 | 2011 |
Engine Position | Front | Front |
Engine Size | 2497 cc | 4700 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 175 HP | 402 HP |
Engine RPM | 5800 RPM | 5000 RPM |
Torque | 230 Nm | 600 Nm |
Torque RPM | 3500 RPM | 1800 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | AWD |
Transmission Type | Manual | 7-speed shiftable automatic |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Weight | 1525 kg | 1936 kg |
Vehicle Width | 1470 mm | 1882 mm |
Vehicle Height | 1850 mm | 1417 mm |
Wheelbase Size | 2890 mm | 2875 mm |
Fuel Tank Capacity | 70 L | 80 L |