2026 INFINITI QX80 Performance

With a 2025 model-year redesign, the most significant change to the 2026 INFINITI QX80 is the addition of a new Sport trim level, which replaces the previous Sensory trim. This luxurious three-row SUV features a rugged body-on-frame design, a powerful turbocharged engine, and available 4-wheel drive, ensuring plenty of performance on local drives around The Woodlands and for your trips out past the Katy area. Discover the capabilities of the 2026 INFINITI QX80 engine, including fuel economy and towing capacity, in this performance guide from the team at Sewell INFINITI of North Houston.

2026 INFINITI QX80 Engine Specs

Every 2026 INFINITI QX80 model features a powerful 3.5L twin-turbocharged V6 engine backed by a 9-speed automatic transmission. Rear-wheel drive is standard, while INFINITI All-Mode 4WD® is optional. Learn more about the performance you may expect from the 2026 INFINITI QX80 engine on your drives around Cypress below:

3.5L Twin-Turbocharged V6 Engine

• Horsepower: 450 hp
• Torque: 516 lb-ft
• Fuel Delivery System: Direct Injection Gasoline (DIG™)
• Transmission: 9-speed automatic transmission with paddle shifters
• Drivetrain: Rear-wheel drive/INFINITI All-Mode 4WD®
• Fuel Tank: 23.59 gallons
• Engine Oil Capacity: 5.6 quarts – 6.0 quarts (depending on filter)
• Engine Coolant Capacity: 17.2 quarts

2026 INFINITI QX80 MPG Ratings

How fuel-efficient is the 2026 INFINITI QX80? There are minimal differences in the 2026 INFINITI QX80 mpg ratings between rear-wheel drive and four-wheel drive models so that you may choose the best option for your drives to Spring. See the 2026 INFINITI QX80 mpg ratings by trim level and drivetrain below:

2WD

• PURE: 16 mpg city/20 mpg highway*
• LUXE: 16 mpg city/20 mpg highway*

4WD

• PURE: 16 mpg city/19 mpg highway*
• LUXE: 16 mpg city/19 mpg highway*
• SPORT: 16 mpg city/19 mpg highway*
• AUTOGRAPH: 16 mpg city/19 mpg highway*

2026 INFINITI QX80 Towing Capacity

Depending on configuration, the 2026 INFINITI QX80 towing capacity is rated up to 8,500 pounds when properly equipped. Check out the maximum 2026 INFINITI QX80 towing capacity by trim level and drivetrain below:

2WD

• PURE: 8,500 pounds**
• LUXE: 8,500 pounds**

4WD

• PURE: 8,500 pounds**
• LUXE: 8,500 pounds**
• SPORT: 8,500 pounds**
• AUTOGRAPH: 8,500 pounds**

Explore the 2026 INFINITI QX80 Specs With Sewell INFINITI of North Houston

Now that you know more about the specs of this remarkable flagship SUV, it is time to experience its performance on a test drive. Contact us today to reserve your consultation for a new INFINITI QX80 at Sewell INFINITI of North Houston. Our team will review the engine specs, fuel economy, and towing capacity to ensure you find the best configuration for your lifestyle. Begin the process by getting pre-approved for financing online. Be sure to explore our available offers, including our current lease deals, before visiting us in Houston.

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

**Towing capacity varies by configuration. See INFINITI Towing Guide and Owner’s Manual for additional information. Always secure cargo.