2003 Infiniti Q45 vs. 2012 Infiniti M
To start off, 2012 Infiniti M is newer by 9 year(s). Which means there will be less support and parts availability for 2003 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2003 Infiniti Q45 would be higher. At 4,494 cc (8 cylinders), 2003 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2003 Infiniti Q45 (340 HP @ 6400 RPM) has 10 more horse power than 2012 Infiniti M. (330 HP @ 7000 RPM). In normal driving conditions, 2003 Infiniti Q45 should accelerate faster than 2012 Infiniti M. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti M weights approximately 31 kg more than 2003 Infiniti Q45.
Because 2012 Infiniti M is all wheel drive (AWD), it will have significant more traction and grip than 2003 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2012 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, 2003 Infiniti Q45 (451 Nm @ 4000 RPM) has 85 more torque (in Nm) than 2012 Infiniti M. (366 Nm @ 5200 RPM). This means 2003 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2012 Infiniti M.
Compare all specifications:
2003 Infiniti Q45 | 2012 Infiniti M | |
Make | Infiniti | Infiniti |
Model | Q45 | M |
Year Released | 2003 | 2012 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 4494 cc | 3700 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 340 HP | 330 HP |
Engine RPM | 6400 RPM | 7000 RPM |
Torque | 451 Nm | 366 Nm |
Torque RPM | 4000 RPM | 5200 RPM |
Drive Type | Rear | AWD |
Transmission Type | Automatic | 7-speed shiftable automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1804 kg | 1835 kg |
Vehicle Length | 5080 mm | 4945 mm |
Vehicle Width | 1850 mm | 1844 mm |
Vehicle Height | 1500 mm | 1514 mm |
Wheelbase Size | 2880 mm | 2901 mm |
Fuel Tank Capacity | 81 L | 76 L |