2005 Infiniti M vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Infiniti M. In addition, the cost of maintenance, including insurance, on 2005 Infiniti M would be higher. At 4,494 cc (8 cylinders), 2005 Infiniti M is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (350 HP @ 6600 RPM) has 15 more horse power than 2005 Infiniti M. (335 HP @ 6400 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 2005 Infiniti M. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti M weights approximately 205 kg more than 2009 Porsche 911.
Because 2009 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Infiniti M. In wet, icy, snow, or gravel driving conditions, 2009 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 Infiniti M (453 Nm @ 4000 RPM) has 53 more torque (in Nm) than 2009 Porsche 911. (400 Nm @ 4600 RPM). This means 2005 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2009 Porsche 911.
Compare all specifications:
| 2005 Infiniti M | 2009 Porsche 911 | |
| Make | Infiniti | Porsche |
| Model | M | 911 |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4494 cc | 3823 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 335 HP | 350 HP |
| Engine RPM | 6400 RPM | 6600 RPM |
| Torque | 453 Nm | 400 Nm |
| Torque RPM | 4000 RPM | 4600 RPM |
| Engine Bore Size | 93 mm | 96 mm |
| Engine Stroke Size | 82.7 mm | 82.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1740 kg | 1535 kg |
| Vehicle Length | 5020 mm | 4430 mm |
| Vehicle Width | 1780 mm | 1310 mm |
| Vehicle Height | 1470 mm | 1860 mm |
| Wheelbase Size | 2810 mm | 2360 mm |
| Fuel Tank Capacity | 79 L | 67 L |
