2003 Infiniti Q45 vs. 2003 Infiniti M
To start off, both 2003 Infiniti Q45 and 2003 Infiniti M were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. Both 2003 Infiniti Q45 and 2003 Infiniti M are equipped with a 4,494 cc engine. In terms of performance, both vehicles can yield 340 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti Q45 weights approximately 57 kg more than 2003 Infiniti M.
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, both vehicles can yield 451 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2003 Infiniti Q45 | 2003 Infiniti M | |
| Make | Infiniti | Infiniti |
| Model | Q45 | M |
| Year Released | 2003 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 4494 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 340 HP |
| Engine RPM | 6400 RPM | 6400 RPM |
| Torque | 451 Nm | 451 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1804 kg | 1747 kg |
| Vehicle Length | 5080 mm | 5020 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1500 mm | 1470 mm |
| Wheelbase Size | 2880 mm | 2810 mm |
| Fuel Tank Capacity | 81 L | 79 L |
