2005 Porsche 911 vs. 2012 Mercedes-Benz SL
To start off, 2012 Mercedes-Benz SL is newer by 7 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 5,500 cc (8 cylinders), 2012 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (456 HP @ 3500 RPM) has 74 more horse power than 2012 Mercedes-Benz SL. (382 HP @ 6000 RPM). In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2012 Mercedes-Benz SL. With that said, vehicle weight also plays an important factor in acceleration. 2012 Mercedes-Benz SL weights approximately 390 kg more than 2005 Porsche 911.
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, 2005 Porsche 911 (620 Nm @ 3500 RPM) has 90 more torque (in Nm) than 2012 Mercedes-Benz SL. (530 Nm @ 2800 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2012 Mercedes-Benz SL. 2012 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. 2012 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Porsche 911 | 2012 Mercedes-Benz SL | |
| Make | Porsche | Mercedes-Benz |
| Model | 911 | SL |
| Year Released | 2005 | 2012 |
| Body Type | Coupe | Convertible |
| Engine Position | Rear | Front |
| Engine Size | 3600 cc | 5500 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 456 HP | 382 HP |
| Engine RPM | 3500 RPM | 6000 RPM |
| Torque | 620 Nm | 530 Nm |
| Torque RPM | 3500 RPM | 2800 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 315 km/hour | 250 km/hour |
| Acceleration 0-100mph | 4.4 seconds | 5.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1515 kg | 1905 kg |
| Vehicle Length | 4460 mm | 4582 mm |
| Vehicle Height | 1280 mm | 1298 mm |
| Wheelbase Size | 2360 mm | 2560 mm |
| Fuel Tank Capacity | 89 L | 80 L |
