2009 Mercedes-Benz SL vs. 2007 Subaru Forester
To start off, 2009 Mercedes-Benz SL is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Subaru Forester. In addition, the cost of maintenance, including insurance, on 2007 Subaru Forester would be higher. At 5,512 cc (12 cylinders), 2009 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SL (510 HP @ 5000 RPM) has 347 more horse power than 2007 Subaru Forester. (163 HP @ 5600 RPM). In normal driving conditions, 2009 Mercedes-Benz SL should accelerate faster than 2007 Subaru Forester. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz SL weights approximately 564 kg more than 2007 Subaru Forester. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Subaru Forester is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2007 Subaru Forester 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, 2009 Mercedes-Benz SL (830 Nm @ 1900 RPM) has 605 more torque (in Nm) than 2007 Subaru Forester. (225 Nm @ 4400 RPM). This means 2009 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2007 Subaru Forester.
Compare all specifications:
| 2009 Mercedes-Benz SL | 2007 Subaru Forester | |
| Make | Mercedes-Benz | Subaru |
| Model | SL | Forester |
| Year Released | 2009 | 2007 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 5512 cc | 2457 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 510 HP | 163 HP |
| Engine RPM | 5000 RPM | 5600 RPM |
| Torque | 830 Nm | 225 Nm |
| Torque RPM | 1900 RPM | 4400 RPM |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 4.8 seconds | 9.8 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1950 kg | 1386 kg |
| Vehicle Height | 1300 mm | 1740 mm |
| Wheelbase Size | 2570 mm | 2530 mm |
| Fuel Consumption Overall | 16.8 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 80 L | 60 L |
