2005 Infiniti Q45 vs. 2013 Infiniti EX
To start off, 2013 Infiniti EX is newer by 8 year(s). Which means there will be less support and parts availability for 2005 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2005 Infiniti Q45 would be higher. At 4,490 cc (8 cylinders), 2005 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2005 Infiniti Q45 (340 HP) has 19 more horse power than 2013 Infiniti EX. (321 HP). In normal driving conditions, 2005 Infiniti Q45 should accelerate faster than 2013 Infiniti EX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti Q45 weights approximately 42 kg more than 2013 Infiniti EX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Infiniti EX is all wheel drive (AWD), it will have significant more traction and grip than 2005 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2013 Infiniti EX 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 Q45 (453 Nm) has 91 more torque (in Nm) than 2013 Infiniti EX. (362 Nm). This means 2005 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2013 Infiniti EX.
Compare all specifications:
| 2005 Infiniti Q45 | 2013 Infiniti EX | |
| Make | Infiniti | Infiniti |
| Model | Q45 | EX |
| Year Released | 2005 | 2013 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 4490 cc | 3696 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 321 HP |
| Torque | 453 Nm | 362 Nm |
| Engine Bore Size | 93 mm | 95 mm |
| Engine Stroke Size | 83 mm | 86 mm |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 6-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1837 kg | 1795 kg |
| Vehicle Length | 5080 mm | 4631 mm |
| Vehicle Width | 1850 mm | 1803 mm |
| Vehicle Height | 1500 mm | 1589 mm |
| Wheelbase Size | 2880 mm | 2850 mm |
| Fuel Consumption Highway | 9.4 L/100km | 8.5 L/100km |
| Fuel Consumption City | 13.8 L/100km | 12.3 L/100km |
