2003 Infiniti Q45 vs. 2005 Nissan Hardbody
To start off, 2005 Nissan Hardbody is newer by 2 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 172 more horse power than 2005 Nissan Hardbody. (168 HP @ 4800 RPM). In normal driving conditions, 2003 Infiniti Q45 should accelerate faster than 2005 Nissan Hardbody. With that said, vehicle weight also plays an important factor in acceleration. 2005 Nissan Hardbody weights approximately 27 kg more than 2003 Infiniti Q45.
Because 2005 Nissan Hardbody is four wheel drive (4WD), it will have significant more traction and grip than 2003 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2005 Nissan Hardbody 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 173 more torque (in Nm) than 2005 Nissan Hardbody. (278 Nm @ 3600 RPM). This means 2003 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2005 Nissan Hardbody.
Compare all specifications:
| 2003 Infiniti Q45 | 2005 Nissan Hardbody | |
| Make | Infiniti | Nissan |
| Model | Q45 | Hardbody |
| Year Released | 2003 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 3275 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 340 HP | 168 HP |
| Engine RPM | 6400 RPM | 4800 RPM |
| Torque | 451 Nm | 278 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Compression Ratio | 10.5:1 | 8.9:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1804 kg | 1831 kg |
| Wheelbase Size | 2880 mm | 2960 mm |
| Fuel Tank Capacity | 81 L | 84 L |
