2008 Infiniti QX56 vs. 2006 Isuzu Ascender
To start off, 2008 Infiniti QX56 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Isuzu Ascender. In addition, the cost of maintenance, including insurance, on 2006 Isuzu Ascender would be higher. At 5,550 cc (8 cylinders), 2008 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2008 Infiniti QX56 (320 HP @ 5200 RPM) has 45 more horse power than 2006 Isuzu Ascender. (275 HP @ 6000 RPM). In normal driving conditions, 2008 Infiniti QX56 should accelerate faster than 2006 Isuzu Ascender. With that said, vehicle weight also plays an important factor in acceleration. 2006 Isuzu Ascender weights approximately 554 kg more than 2008 Infiniti QX56.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear 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, 2008 Infiniti QX56 (533 Nm @ 3400 RPM) has 160 more torque (in Nm) than 2006 Isuzu Ascender. (373 Nm @ 3600 RPM). This means 2008 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2006 Isuzu Ascender.
Compare all specifications:
| 2008 Infiniti QX56 | 2006 Isuzu Ascender | |
| Make | Infiniti | Isuzu |
| Model | QX56 | Ascender |
| Year Released | 2008 | 2006 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 5550 cc | 4194 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 320 HP | 275 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 533 Nm | 373 Nm |
| Torque RPM | 3400 RPM | 3600 RPM |
| Drive Type | 4WD | 4WD |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1320 kg | 1874 kg |
| Vehicle Length | 5260 mm | 4870 mm |
| Vehicle Width | 2030 mm | 1940 mm |
| Vehicle Height | 1960 mm | 1830 mm |
| Wheelbase Size | 3140 mm | 2880 mm |
| Fuel Consumption Highway | 13.1 L/100km | 11.2 L/100km |
| Fuel Consumption City | 19.6 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 16.8 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 106 L | 82 L |
