2007 BMW M5 vs. 2009 Infiniti M
To start off, 2009 Infiniti M is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW M5. In addition, the cost of maintenance, including insurance, on 2007 BMW M5 would be higher. At 4,998 cc (10 cylinders), 2007 BMW M5 is equipped with a bigger engine. In terms of performance, 2007 BMW M5 (500 HP @ 7750 RPM) has 197 more horse power than 2009 Infiniti M. (303 HP @ 6800 RPM). In normal driving conditions, 2007 BMW M5 should accelerate faster than 2009 Infiniti M. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M5 weights approximately 108 kg more than 2009 Infiniti M. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Infiniti M is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW M5. In wet, icy, snow, or gravel driving conditions, 2009 Infiniti M 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, 2007 BMW M5 (520 Nm @ 6100 RPM) has 165 more torque (in Nm) than 2009 Infiniti M. (355 Nm @ 4800 RPM). This means 2007 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Infiniti M.
Compare all specifications:
| 2007 BMW M5 | 2009 Infiniti M | |
| Make | BMW | Infiniti |
| Model | M5 | M |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4998 cc | 3498 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 500 HP | 303 HP |
| Engine RPM | 7750 RPM | 6800 RPM |
| Torque | 520 Nm | 355 Nm |
| Torque RPM | 6100 RPM | 4800 RPM |
| Engine Bore Size | 92 mm | 95.5 mm |
| Engine Stroke Size | 75.2 mm | 81.4 mm |
| Engine Compression Ratio | 12.0:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1830 kg | 1722 kg |
| Vehicle Length | 4860 mm | 4940 mm |
| Vehicle Width | 1850 mm | 1810 mm |
| Vehicle Height | 1480 mm | 1530 mm |
| Wheelbase Size | 2900 mm | 2910 mm |
| Fuel Consumption Overall | 14.8 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 70 L | 76 L |
