2005 Porsche 911 vs. 2011 Mercedes-Benz SL
To start off, 2011 Mercedes-Benz SL is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 3,600 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (414 HP @ 6000 RPM) has 186 more horse power than 2011 Mercedes-Benz SL. (228 HP @ 6000 RPM). In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2011 Mercedes-Benz SL.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Porsche 911 (560 Nm @ 2700 RPM) has 260 more torque (in Nm) than 2011 Mercedes-Benz SL. (300 Nm @ 2500 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2011 Mercedes-Benz SL. 2011 Mercedes-Benz SL has automatic transmission and 2005 Porsche 911 has manual transmission. 2005 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Porsche 911 | 2011 Mercedes-Benz SL | |
| Make | Porsche | Mercedes-Benz |
| Model | 911 | SL |
| Year Released | 2005 | 2011 |
| Body Type | Convertible | Convertible |
| Engine Position | Rear | Front |
| Engine Size | 3600 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 228 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 560 Nm | 300 Nm |
| Torque RPM | 2700 RPM | 2500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 305 km/hour | 250 km/hour |
| Acceleration 0-100mph | 4.3 seconds | 7.8 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4440 mm | 4582 mm |
| Vehicle Height | 1300 mm | 1298 mm |
| Wheelbase Size | 2360 mm | 2560 mm |
| Fuel Tank Capacity | 64 L | 80 L |
