2009 Infiniti M vs. 2012 Infiniti EX
To start off, 2012 Infiniti EX is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Infiniti M. In addition, the cost of maintenance, including insurance, on 2009 Infiniti M would be higher. At 3,500 cc (6 cylinders), 2012 Infiniti EX is equipped with a bigger engine. In terms of performance, 2009 Infiniti M (303 HP @ 6800 RPM) has 6 more horse power than 2012 Infiniti EX. (297 HP @ 6800 RPM). In normal driving conditions, 2009 Infiniti M should accelerate faster than 2012 Infiniti EX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Infiniti M weights approximately 17 kg more than 2012 Infiniti EX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2009 Infiniti M (355 Nm @ 4800 RPM) has 12 more torque (in Nm) than 2012 Infiniti EX. (343 Nm @ 4800 RPM). This means 2009 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2012 Infiniti EX.
Compare all specifications:
| 2009 Infiniti M | 2012 Infiniti EX | |
| Make | Infiniti | Infiniti |
| Model | M | EX |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3496 cc | 3500 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 303 HP | 297 HP |
| Engine RPM | 6800 RPM | 6800 RPM |
| Torque | 355 Nm | 343 Nm |
| Torque RPM | 4800 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1719 kg | 1702 kg |
| Vehicle Length | 4940 mm | 4630 mm |
| Vehicle Width | 1810 mm | 1803 mm |
| Vehicle Height | 1520 mm | 1572 mm |
| Wheelbase Size | 2910 mm | 2799 mm |
| Fuel Consumption | 9.4 L/100km | 9.8 L/100km |
| Fuel Consumption City | 13.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 76 L | 76 L |
