2009 BMW M5 vs. 2007 Infiniti QX56
To start off, 2009 BMW M5 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Infiniti QX56. In addition, the cost of maintenance, including insurance, on 2007 Infiniti QX56 would be higher. At 5,552 cc (8 cylinders), 2007 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2009 BMW M5 (500 HP @ 7750 RPM) has 180 more horse power than 2007 Infiniti QX56. (320 HP @ 4900 RPM). In normal driving conditions, 2009 BMW M5 should accelerate faster than 2007 Infiniti QX56.
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, 2007 Infiniti QX56 (533 Nm @ 3600 RPM) has 13 more torque (in Nm) than 2009 BMW M5. (520 Nm @ 6100 RPM). This means 2007 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW M5.
Compare all specifications:
| 2009 BMW M5 | 2007 Infiniti QX56 | |
| Make | BMW | Infiniti |
| Model | M5 | QX56 |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4999 cc | 5552 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 500 HP | 320 HP |
| Engine RPM | 7750 RPM | 4900 RPM |
| Torque | 520 Nm | 533 Nm |
| Torque RPM | 6100 RPM | 3600 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4860 mm | 5260 mm |
| Vehicle Width | 1850 mm | 2010 mm |
| Vehicle Height | 1480 mm | 1960 mm |
| Wheelbase Size | 2900 mm | 3140 mm |
| Fuel Consumption Overall | 14.8 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 70 L | 106 L |
