2009 Acura RL vs. 2010 Mercedes-Benz SL
To start off, 2010 Mercedes-Benz SL is newer by 1 year(s). Which means there will be less support and parts availability for 2009 Acura RL. In addition, the cost of maintenance, including insurance, on 2009 Acura RL would be higher. At 5,513 cc (12 cylinders), 2010 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2010 Mercedes-Benz SL (510 HP @ 5000 RPM) has 210 more horse power than 2009 Acura RL. (300 HP @ 6300 RPM) In normal driving conditions, 2010 Mercedes-Benz SL should accelerate faster than 2009 Acura RL.
Because 2009 Acura RL is four wheel drive (4WD), it will have significant more traction and grip than 2010 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2009 Acura RL 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, 2010 Mercedes-Benz SL (830 Nm @ 1900 RPM) has 463 more torque (in Nm) than 2009 Acura RL. (367 Nm @ 5000 RPM). This means 2010 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2009 Acura RL.
Compare all specifications:
| 2009 Acura RL | 2010 Mercedes-Benz SL | |
| Make | Acura | Mercedes-Benz |
| Model | RL | SL |
| Year Released | 2009 | 2010 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3664 cc | 5513 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 300 HP | 510 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 367 Nm | 830 Nm |
| Torque RPM | 5000 RPM | 1900 RPM |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4980 mm | 4540 mm |
| Vehicle Width | 1850 mm | 1820 mm |
| Vehicle Height | 1460 mm | 1300 mm |
| Wheelbase Size | 2810 mm | 2570 mm |
| Fuel Consumption | 10.7 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 73 L | 80 L |
