1990 Infiniti Q45 vs. 2007 Jeep Commander
To start off, 2007 Jeep Commander is newer by 17 year(s). Which means there will be less support and parts availability for 1990 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1990 Infiniti Q45 would be higher. At 4,701 cc (8 cylinders), 2007 Jeep Commander is equipped with a bigger engine. In terms of performance, 1990 Infiniti Q45 (277 HP @ 6000 RPM) has 42 more horse power than 2007 Jeep Commander. (235 HP @ 4500 RPM). In normal driving conditions, 1990 Infiniti Q45 should accelerate faster than 2007 Jeep Commander. With that said, vehicle weight also plays an important factor in acceleration. 1990 Infiniti Q45 weights approximately 73 kg more than 2007 Jeep Commander. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Jeep Commander is four wheel drive (4WD), it will have significant more traction and grip than 1990 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2007 Jeep Commander 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, 2007 Jeep Commander (414 Nm @ 3600 RPM) has 18 more torque (in Nm) than 1990 Infiniti Q45. (396 Nm @ 4000 RPM). This means 2007 Jeep Commander will have an easier job in driving up hills or pulling heavy equipment than 1990 Infiniti Q45.
Compare all specifications:
| 1990 Infiniti Q45 | 2007 Jeep Commander | |
| Make | Infiniti | Jeep |
| Model | Q45 | Commander |
| Year Released | 1990 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4493 cc | 4701 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 277 HP | 235 HP |
| Engine RPM | 6000 RPM | 4500 RPM |
| Torque | 396 Nm | 414 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1750 kg | 1677 kg |
| Vehicle Length | 5080 mm | 4790 mm |
| Vehicle Width | 1830 mm | 1910 mm |
| Vehicle Height | 1440 mm | 1830 mm |
| Wheelbase Size | 2890 mm | 2790 mm |
| Fuel Tank Capacity | 72 L | 80 L |
