2007 Mercedes-Benz B vs. 2009 Mercedes-Benz SL
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 Mercedes-Benz B. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz B would be higher. At 5,461 cc (8 cylinders), 2009 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SL (382 HP @ 6000 RPM) has 192 more horse power than 2007 Mercedes-Benz B. (190 HP @ 5000 RPM) In normal driving conditions, 2009 Mercedes-Benz SL should accelerate faster than 2007 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz SL weights approximately 1460 kg more than 2007 Mercedes-Benz B. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 (530 Nm @ 2800 RPM) has 250 more torque (in Nm) than 2007 Mercedes-Benz B. (280 Nm @ 1800 RPM). This means 2009 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz B.
Compare all specifications:
2007 Mercedes-Benz B | 2009 Mercedes-Benz SL | |
Make | Mercedes-Benz | Mercedes-Benz |
Model | B | SL |
Year Released | 2007 | 2009 |
Body Type | Hatchback | Convertible |
Engine Position | Front | Front |
Engine Size | 2032 cc | 5461 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 190 HP | 382 HP |
Engine RPM | 5000 RPM | 6000 RPM |
Torque | 280 Nm | 530 Nm |
Torque RPM | 1800 RPM | 2800 RPM |
Engine Compression Ratio | 9.0:1 | 10.7:1 |
Fuel Type | Gasoline | Diesel |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1370 kg | 2830 kg |
Vehicle Length | 4280 mm | 4540 mm |
Vehicle Width | 1780 mm | 1820 mm |
Vehicle Height | 1610 mm | 1300 mm |
Wheelbase Size | 2780 mm | 2570 mm |
Fuel Consumption Overall | 8.2 L/100km | 14.7 L/100km |
Fuel Tank Capacity | 56 L | 80 L |