1994 Infiniti Q45 vs. 2007 Infiniti QX56
To start off, 2007 Infiniti QX56 is newer by 13 year(s). Which means there will be less support and parts availability for 1994 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1994 Infiniti Q45 would be higher. At 5,552 cc (8 cylinders), 2007 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2007 Infiniti QX56 (320 HP @ 4900 RPM) has 43 more horse power than 1994 Infiniti Q45. (277 HP @ 6000 RPM) In normal driving conditions, 2007 Infiniti QX56 should accelerate faster than 1994 Infiniti Q45.
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, 2007 Infiniti QX56 (533 Nm @ 3600 RPM) has 137 more torque (in Nm) than 1994 Infiniti Q45. (396 Nm @ 4000 RPM). This means 2007 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 1994 Infiniti Q45.
Compare all specifications:
| 1994 Infiniti Q45 | 2007 Infiniti QX56 | |
| Make | Infiniti | Infiniti |
| Model | Q45 | QX56 |
| Year Released | 1994 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4493 cc | 5552 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 277 HP | 320 HP |
| Engine RPM | 6000 RPM | 4900 RPM |
| Torque | 396 Nm | 533 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5080 mm | 5260 mm |
| Vehicle Width | 1830 mm | 2010 mm |
| Vehicle Height | 1440 mm | 1960 mm |
| Wheelbase Size | 2890 mm | 3140 mm |
| Fuel Tank Capacity | 72 L | 106 L |
