2025 INFINITI QX80 Specs & Performance

If you are currently looking for a luxury full-size SUV that will fulfill all your driving needs in Dalton, GA, you have undoubtedly considered the 2025 INFINITI QX80. With three rows of seating and over 160 cubic feet of passenger volume, the QX80 is ideal for both large and growing families. With a standard base curb weight of nearly 6,000 pounds; however, the INFINITI QX80 is a large, heavy vehicle. So, in this overview of the INFINITI QX80 specs, we at INFINITI of Chattanooga will consider the INFINITI QX80 engine that powers the latest QX80, as well as related specs such as the INFINITI QX80 mpg rating. 

If you have questions regarding financing or leasing a brand-new INFINITI QX80 with us, speak with our finance team. You can also go to our website to find our excellent new vehicle specials. 

2025 INFINITI QX80 Engine: Performance Specs

The same 3.5L 6-cylinder engine powers the entire 2025 INFINITI QX80 lineup. Please review the INFINITI QX80 engine specs below, and contact us if you have questions about how to maintain and preserve your engine. Our parts and service technicians are factory-certified and would be glad to assist you. 

3.5L DOHC 24-valve 6-cylinder engine

• Horsepower: 450 hp @ 5,600 rpm

• Torque: 516 lb-ft of torque @ 3,600 rpm

• Maximum towing capacity: 8,500 pounds

Do you want to learn more about how you can achieve the maximum towing capacity of 8,500 pounds? Check out these genuine OEM parts from INFINITI, which include sturdily built trailering equipment and more. 

2025 INFINITI QX80 MPG Rating

Since the 2025 INFINITI QX80 is available in both 2WD and AWD configurations, its mileage will vary based on which variation you pick for your Dunlap adventures. Check out the INFINITI QX80 mpg specs below:

3.5L DOHC 24-valve 6-cylinder engine

• Fuel tank capacity: 23.59 gallons

• Recommended fuel: Premium, unleaded

• 4WD EPA-estimated fuel economy: 16 city / 19 highway / 17 combined mpg*

• 2WD EPA-estimated fuel economy: 16 city / 20 highway / 18 combined mpg*

For more granular INFINITI QX80 specs regarding fuel efficiency, such as cost-per-mile driven or projected annual fuel costs, check out the EPA. You can also contact our dealership and arrange a test drive to get a good feel for the vehicle before you make your final decision. 

Explore the 2025 INFINITI QX80 Specs With INFINITI of Chattanooga 

At INFINITI of Chattanooga, we pride ourselves on being the premier INFINITI dealership in the Athens area, and we strive to provide you with the best, least stressful car buying experience we can offer. Our representatives are experts who can easily assist you if you want more information on the INFINITI QX80 specs, and they can also tour you around our inventory when you visit us in Chattanooga.

*EPA Fuel Economy Estimates. Actual mileage may vary with driving conditions – use for comparison only.