2006 Infiniti Q45 vs. 2013 Acura MDX
To start off, 2013 Acura MDX is newer by 7 year(s). Which means there will be less support and parts availability for 2006 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2006 Infiniti Q45 would be higher. At 4,490 cc (8 cylinders), 2006 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2006 Infiniti Q45 (340 HP @ 6400 RPM) has 40 more horse power than 2013 Acura MDX. (300 HP @ 6300 RPM). In normal driving conditions, 2006 Infiniti Q45 should accelerate faster than 2013 Acura MDX. With that said, vehicle weight also plays an important factor in acceleration. 2013 Acura MDX weights approximately 749 kg more than 2006 Infiniti Q45.
Because 2013 Acura MDX is all wheel drive (AWD), it will have significant more traction and grip than 2006 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2013 Acura MDX 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, 2006 Infiniti Q45 (452 Nm @ 4000 RPM) has 86 more torque (in Nm) than 2013 Acura MDX. (366 Nm @ 4500 RPM). This means 2006 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2013 Acura MDX.
Compare all specifications:
| 2006 Infiniti Q45 | 2013 Acura MDX | |
| Make | Infiniti | Acura |
| Model | Q45 | MDX |
| Year Released | 2006 | 2013 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4490 cc | 3700 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 300 HP |
| Engine RPM | 6400 RPM | 6300 RPM |
| Torque | 452 Nm | 366 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Engine Bore Size | 93 mm | 90 mm |
| Engine Stroke Size | 82.7 mm | 96 mm |
| Engine Compression Ratio | 9.5:1 | 11.2 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1320 kg | 2069 kg |
| Vehicle Length | 5110 mm | 4867 mm |
| Vehicle Width | 1850 mm | 2238 mm |
| Vehicle Height | 1500 mm | 1733 mm |
| Wheelbase Size | 2880 mm | 2750 mm |
| Fuel Consumption Highway | 10 L/100km | 8.7 L/100km |
| Fuel Consumption City | 14 L/100km | 12.3 L/100km |
| Fuel Tank Capacity | 81 L | 79 L |
