2009 Mercedes-Benz SL vs. 2008 Porsche 911
To start off, 2009 Mercedes-Benz SL is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Porsche 911. In addition, the cost of maintenance, including insurance, on 2008 Porsche 911 would be higher. At 5,980 cc (12 cylinders), 2009 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SL (604 HP @ 4800 RPM) has 254 more horse power than 2008 Porsche 911. (350 HP @ 6600 RPM). In normal driving conditions, 2009 Mercedes-Benz SL should accelerate faster than 2008 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz SL weights approximately 414 kg more than 2008 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Porsche 911 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, 2008 Porsche 911 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 (1,001 Nm @ 2000 RPM) has 601 more torque (in Nm) than 2008 Porsche 911. (400 Nm @ 4600 RPM). This means 2009 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2008 Porsche 911. 2009 Mercedes-Benz SL has automatic transmission and 2008 Porsche 911 has manual transmission. 2008 Porsche 911 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 | 2008 Porsche 911 | |
| Make | Mercedes-Benz | Porsche |
| Model | SL | 911 |
| Year Released | 2009 | 2008 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5980 cc | 3824 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 604 HP | 350 HP |
| Engine RPM | 4800 RPM | 6600 RPM |
| Torque | 1001 Nm | 400 Nm |
| Torque RPM | 2000 RPM | 4600 RPM |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 300 km/hour | 288 km/hour |
| Acceleration 0-100mph | 5 seconds | 4.9 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1950 kg | 1536 kg |
| Vehicle Length | 4540 mm | 4430 mm |
| Vehicle Width | 1820 mm | 1860 mm |
| Vehicle Height | 1300 mm | 1310 mm |
| Wheelbase Size | 2570 mm | 2360 mm |
| Fuel Consumption Overall | 16.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 80 L | 67 L |
