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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 2027

2027 Infiniti QX80 4WD

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

EPA figures · 2027fueleconomy.gov
17MPG combined
16/19MPG city / highway
$4,850fuel a year
521 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 SUVs

Combined MPG17 MPG
Chart average 24 MPGBest 53 MPG
Fuel a year$4,850
Lowest on the chart $1,250Chart average $3,316

The CarCody take

The 2027 Infiniti QX80 4WD is a gasoline SUV with a 3.5-liter turbocharged six-cylinder engine, four-wheel drive, and a nine-speed automatic transmission. Its EPA rating is 17 combined MPG, with 16 MPG city and 19 MPG highway. EPA annual fuel cost is $4,850, and tailpipe CO2 is 521 grams per mile.

Good to know

  • This QX80 4WD configuration uses four-wheel drive.
  • Turbocharged 3.5-liter six-cylinder gasoline engine.
  • 19 MPG highway rating exceeds its 16 MPG city rating.
  • Nine-speed automatic transmission.

Watch for

  • Combined fuel economy is rated at 17 MPG.
  • EPA annual fuel-cost estimate is $4,850.
  • Tailpipe CO2 is listed at 521 grams per mile.
  • City rating is 16 MPG.

Who it suits. Drivers seeking a gasoline SUV with four-wheel drive Owners whose budget allows $4,850 in estimated yearly fuel cost

The 2027 Infiniti QX80 4WD is a straightforward choice for buyers who want an SUV with four-wheel drive and a turbocharged six-cylinder gasoline engine. The key ownership figure is its 17 combined MPG rating, paired with an EPA annual fuel-cost estimate of $4,850. Highway-oriented drivers have a 19 MPG benchmark, but stop-and-go trips use the 16 MPG city figure. Its 521 grams of CO2 per mile is another part of the running-cost picture.

What it is

The 2027 Infiniti QX80 4WD is an SUV in the EPA's Standard Sport Utility Vehicle 4WD class. It uses a 3.5-liter turbocharged six-cylinder gasoline engine, four-wheel drive, and an automatic transmission with nine speeds.

The numbers

Its defining figure is 17 combined MPG. In EPA terms, that means about 17 miles from a gallon across the combined driving cycle.

City driving is rated at 16 MPG, while highway driving is 19 MPG. Your mix of stop-and-go and open-road miles will determine which figure is closer to your use.

What it costs to run

The EPA annual fuel-cost estimate is $4,850. That figure reflects the QX80's 17 combined MPG rating and gasoline use.

Tailpipe emissions are listed at 521 grams of CO2 per mile.

How it compares

For a side-by-side check, use 17 combined MPG as the main line item, then compare the 16 city and 19 highway ratings with other SUVs. The fuel-efficient SUVs list gives you a place to start, while Infiniti cars keeps the comparison within the same maker.

Who it suits

This QX80 suits a driver looking for a gasoline SUV with four-wheel drive and an automatic transmission. It also fits someone who can plan around an EPA annual fuel-cost estimate of $4,850.

Trade-offs

Four-wheel drive comes with a 17 combined MPG rating, rather than a higher fuel-economy figure. The city estimate is 16 MPG and the highway estimate is 19 MPG, so frequent urban driving uses the lower number.

The listed tailpipe output is 521 grams of CO2 per mile.

Verdict

Choose the QX80 4WD when its gasoline powertrain and four-wheel-drive layout match your priorities. Its running budget is clear: 17 combined MPG and $4,850 in estimated yearly fuel cost. Drivers whose miles are mostly on the highway may see the 19 MPG rating more often, while city-heavy use lines up with 16 MPG.

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
521 g per mile
The car
Model year
2027
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

Questions

What is the 2027 Infiniti QX80 4WD's combined MPG?

The EPA combined rating is 17 MPG.

What are its city and highway MPG ratings?

It is rated at 16 MPG in the city and 19 MPG on the highway.

How much fuel does the EPA estimate it costs each year?

The EPA annual fuel-cost estimate is $4,850.

What engine and transmission does it use?

It has a 3.5-liter turbocharged six-cylinder gasoline engine and a nine-speed automatic transmission.

Does the QX80 4WD have four-wheel drive?

Yes. This model uses four-wheel drive and is classified as a Standard Sport Utility Vehicle 4WD.

How much tailpipe CO2 does it emit?

The listed tailpipe output is 521 grams of CO2 per mile.

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