What are the differences between the QX56 and QX80?

2 Answers
MacKira
07/25/25 3:03am
Both the QX56 and QX80 are models under the Infiniti brand. The QX80 can be considered as a replacement for the QX56, with no significant differences between the two. Here is some relevant information about the QX80: 1. Interior: The entire dashboard maintains Infiniti's consistent style, featuring a light color as the main tone paired with wood trim. The new headlight assembly incorporates LED light sources, while the large front grille is framed with chrome borders, complemented by chrome trim on the front bumper. This design retains the bold and flamboyant style of the previous model while also exuding a youthful vibe. 2. Powertrain: It is equipped with a 5.6L V8 naturally aspirated engine.
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LaJosiah
08/10/25 4:50pm
Having driven both the QX56 and QX80, I believe the key differences lie in power and driving feel. The QX56 uses a 5.6L V8 engine with around 320 horsepower, has high fuel consumption, averaging about 14-15 mpg in the city, and feels somewhat bulky to drive. The QX80, after its update, features an optimized engine with horsepower jumping to around 400, offering more aggressive acceleration—shaving over a second off the 0-60 mph time—and improved fuel efficiency at 16-17 mpg, making it both cost-effective and eco-friendlier. The suspension system has also been upgraded, with adaptive air suspension providing greater stability on bumpy roads. In terms of safety, the QX80 adds features like automatic emergency braking and blind-spot monitoring, which are far more practical than the basic functions of the QX56. For long-term driving, the transmission responds more sensitively, with smoother gear shifts and no jerking. If you prioritize performance and modern features, the QX80 is definitely worth a try—the savings on fuel could offset part of the price difference.
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