2007 Mercedes-Benz C vs. 2005 Porsche 911
To start off, 2007 Mercedes-Benz C is newer by 2 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 3,594 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (320 HP @ 6800 RPM) has 172 more horse power than 2007 Mercedes-Benz C. (148 HP @ 4200 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2007 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz C weights approximately 140 kg more than 2005 Porsche 911.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz C. 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 (370 Nm @ 4250 RPM) has 30 more torque (in Nm) than 2007 Mercedes-Benz C. (340 Nm @ 1400 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz C.
Compare all specifications:
| 2007 Mercedes-Benz C | 2005 Porsche 911 | |
| Make | Mercedes-Benz | Porsche |
| Model | C | 911 |
| Year Released | 2007 | 2005 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2148 cc | 3594 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 320 HP |
| Engine RPM | 4200 RPM | 6800 RPM |
| Torque | 340 Nm | 370 Nm |
| Torque RPM | 1400 RPM | 4250 RPM |
| Engine Bore Size | 88.1 mm | 96 mm |
| Engine Stroke Size | 88.3 mm | 82.8 mm |
| Engine Compression Ratio | 18.0:1 | 11.3:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 10.1 seconds | 5.1 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1590 kg | 1450 kg |
| Vehicle Length | 4550 mm | 4430 mm |
| Vehicle Width | 1470 mm | 1860 mm |
| Vehicle Height | 1730 mm | 1320 mm |
| Wheelbase Size | 2720 mm | 2360 mm |
| Fuel Consumption Overall | 6.1 L/100km | 11.3 L/100km |
| Fuel Tank Capacity | 62 L | 64 L |
