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Infiniti QX80

Photo: Infiniti QX80 by Tokumeigakarinoaoshima, CC BY-SA 4.0, via Wikimedia Commons. It shows the model, not always this exact version.

Infiniti · model year 2026

2026 Infiniti QX80 4WD

SUV · 4-Wheel Drive · Gas · EPA class: Standard Sport Utility Vehicle 4WD

EPA figures · 2026fueleconomy.gov
17MPG combined
16/19MPG city / highway
$4,850fuel a year
522 g CO₂ per mile 3.5 L 6-cyl turbo Automatic (S9)
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.

Where it places

Against fuel-efficient large SUVs

Combined MPG17 MPG
Chart average 20 MPGBest 37 MPG
Fuel a year$4,850
Lowest on the chart $1,800Chart average $3,961

The CarCody take

The 2026 Infiniti QX80 4WD is a gasoline SUV with four-wheel drive. It has a 3.5 L turbocharged six-cylinder engine and an automatic S9 transmission. The EPA rates it at 17 MPG combined, with 16 MPG in the city and 19 MPG on the highway. Its annual fuel cost is $4,850, and its tailpipe emissions are 522 grams of CO2 per mile. The QX80 is classified as a Standard Sport Utility Vehicle 4WD. These figures give SUV shoppers a clear view of its listed fuel economy and annual fuel cost, including the difference between city and highway ratings. It is part of Infiniti’s QX80 family and uses the QX80 base model designation.

Good to know

  • Four-wheel drive
  • 3.5 L turbocharged six-cylinder engine
  • 19 MPG highway
  • Automatic S9 transmission

Watch for

  • 17 MPG combined
  • Annual EPA fuel cost is $4,850
  • Tailpipe CO2 is 522 g per mile

Who it suits. It suits shoppers looking for a gasoline SUV with four-wheel drive and a turbocharged six-cylinder engine. Its city, highway, and combined MPG figures help assess fuel use alongside the listed annual cost.

The 2026 Infiniti QX80 4WD is a gasoline SUV rated at 17 MPG combined. Its annual fuel cost is $4,850, with 16 MPG city and 19 MPG highway.

Every figure on record

Efficiency
Combined MPG
17 MPG
City MPG
16 MPG
Highway MPG
19 MPG
Running cost
Annual fuel cost
$4,850
Tailpipe CO₂
522 g per mile
The car
Model year
2026
Body
SUV
EPA size class
Standard Sport Utility Vehicle 4WD
Drive
4-Wheel Drive
Powertrain
Engine
3.5 L 6-cyl turbo
Transmission
Automatic (S9)
Fuel
Gasoline

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