2009 Mercedes-Benz SL vs. 2005 Mercedes-Benz C
To start off, 2009 Mercedes-Benz SL is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz C would be higher. At 6,208 cc (8 cylinders), 2009 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SL (518 HP @ 6800 RPM) has 250 more horse power than 2005 Mercedes-Benz C. (268 HP @ 6000 RPM). In normal driving conditions, 2009 Mercedes-Benz SL should accelerate faster than 2005 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz C weights approximately 360 kg more than 2009 Mercedes-Benz SL.
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 (630 Nm @ 5200 RPM) has 280 more torque (in Nm) than 2005 Mercedes-Benz C. (350 Nm @ 2500 RPM). This means 2009 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz C. 2009 Mercedes-Benz SL has automatic transmission and 2005 Mercedes-Benz C has manual transmission. 2005 Mercedes-Benz C will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Mercedes-Benz SL | 2005 Mercedes-Benz C | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | SL | C |
| Year Released | 2009 | 2005 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 6208 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 518 HP | 268 HP |
| Engine RPM | 6800 RPM | 6000 RPM |
| Torque | 630 Nm | 350 Nm |
| Torque RPM | 5200 RPM | 2500 RPM |
| Engine Bore Size | 102.3 mm | 92.9 mm |
| Engine Stroke Size | 94.6 mm | 86 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1240 kg | 1600 kg |
| Vehicle Length | 4540 mm | 4550 mm |
| Vehicle Width | 1480 mm | 1730 mm |
| Vehicle Height | 1600 mm | 1470 mm |
| Wheelbase Size | 2570 mm | 2720 mm |
| Fuel Tank Capacity | 80 L | 62 L |
