2007 Acura RDX vs. 2005 Mercedes-Benz SL
To start off, 2007 Acura RDX is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz SL would be higher. At 5,513 cc (12 cylinders), 2005 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz SL (493 HP @ 4800 RPM) has 253 more horse power than 2007 Acura RDX. (240 HP @ 6000 RPM) In normal driving conditions, 2005 Mercedes-Benz SL should accelerate faster than 2007 Acura RDX.
Because 2007 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2007 Acura RDX 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, 2005 Mercedes-Benz SL (800 Nm @ 1800 RPM) has 447 more torque (in Nm) than 2007 Acura RDX. (353 Nm @ 4500 RPM). This means 2005 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2007 Acura RDX.
Compare all specifications:
| 2007 Acura RDX | 2005 Mercedes-Benz SL | |
| Make | Acura | Mercedes-Benz |
| Model | RDX | SL |
| Year Released | 2007 | 2005 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2300 cc | 5513 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 240 HP | 493 HP |
| Engine RPM | 6000 RPM | 4800 RPM |
| Torque | 353 Nm | 800 Nm |
| Torque RPM | 4500 RPM | 1800 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4600 mm | 4540 mm |
| Vehicle Width | 1880 mm | 1830 mm |
| Vehicle Height | 1660 mm | 1300 mm |
| Wheelbase Size | 2660 mm | 2570 mm |
| Fuel Consumption Overall | 11.2 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 68 L | 80 L |
