2005 Mercedes-Benz SL vs. 2001 Porsche 911
To start off, 2005 Mercedes-Benz SL is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Porsche 911. In addition, the cost of maintenance, including insurance, on 2001 Porsche 911 would be higher. At 5,513 cc (12 cylinders), 2005 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz SL (493 HP @ 4800 RPM) has 178 more horse power than 2001 Porsche 911. (315 HP @ 6800 RPM). In normal driving conditions, 2005 Mercedes-Benz SL should accelerate faster than 2001 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz SL weights approximately 555 kg more than 2001 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2001 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 Mercedes-Benz SL (800 Nm @ 1800 RPM) has 429 more torque (in Nm) than 2001 Porsche 911. (371 Nm @ 4250 RPM). This means 2005 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2001 Porsche 911. 2005 Mercedes-Benz SL has automatic transmission and 2001 Porsche 911 has manual transmission. 2001 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Mercedes-Benz SL | 2001 Porsche 911 | |
| Make | Mercedes-Benz | Porsche |
| Model | SL | 911 |
| Year Released | 2005 | 2001 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 5513 cc | 3596 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 493 HP | 315 HP |
| Engine RPM | 4800 RPM | 6800 RPM |
| Torque | 800 Nm | 371 Nm |
| Torque RPM | 1800 RPM | 4250 RPM |
| Engine Bore Size | 82 mm | 96 mm |
| Engine Stroke Size | 87 mm | 82.8 mm |
| Top Speed | 250 km/hour | 285 km/hour |
| Acceleration 0-100mph | 4.7 seconds | 5.2 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 | 2040 kg | 1485 kg |
| Vehicle Length | 4540 mm | 4440 mm |
| Vehicle Width | 1830 mm | 1770 mm |
| Vehicle Height | 1300 mm | 1320 mm |
| Wheelbase Size | 2570 mm | 2360 mm |
| Fuel Tank Capacity | 80 L | 64 L |
