2009 Acura MDX vs. 2011 Mercedes-Benz S
To start off, 2011 Mercedes-Benz S is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Acura MDX. In addition, the cost of maintenance, including insurance, on 2009 Acura MDX would be higher. At 5,500 cc (8 cylinders), 2011 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz S (382 HP @ 6000 RPM) has 82 more horse power than 2009 Acura MDX. (300 HP @ 6000 RPM) In normal driving conditions, 2011 Mercedes-Benz S should accelerate faster than 2009 Acura MDX. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz S weights approximately 237 kg more than 2009 Acura MDX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Acura MDX is four wheel drive (4WD), it will have significant more traction and grip than 2011 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2009 Acura MDX 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 S (530 Nm @ 2800 RPM) has 157 more torque (in Nm) than 2009 Acura MDX. (373 Nm @ 5000 RPM). This means 2011 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2009 Acura MDX.
Compare all specifications:
| 2009 Acura MDX | 2011 Mercedes-Benz S | |
| Make | Acura | Mercedes-Benz |
| Model | MDX | S |
| Year Released | 2009 | 2011 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3663 cc | 5500 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 382 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 373 Nm | 530 Nm |
| Torque RPM | 5000 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1784 kg | 2021 kg |
| Vehicle Length | 4850 mm | 5245 mm |
| Vehicle Width | 2000 mm | 1872 mm |
| Vehicle Height | 1740 mm | 1473 mm |
| Wheelbase Size | 2760 mm | 3165 mm |
| Fuel Consumption Highway | 11.8 L/100km | 10.2 L/100km |
| Fuel Consumption City | 15.7 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 79 L | 90 L |
