Hyundai Ioniq 9 MPG by Year & Engine (EPA)

EPA fuel-economy ratings for every rated Hyundai Ioniq 9 model year from 2017 to 2027 — each engine and transmission with its official city, highway and combined figures. Over these years the Ioniq 9 has been offered with Electric, 1.6L 4-cyl powertrains; every rated year lands at 55 MPG combined. Electric versions are shown in MPGe — a different unit, listed separately from gas MPG. All rated gas versions run on regular gasoline. Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.

Hyundai Ioniq 9 fuel economy by year

YearCombinedEnginesMedian used priceFor sale
2027 85–92 MPGe Electric
2026 85–92 MPGe Electric $60,665 233 listings
2022 55 MPG 1.6L 4-cyl
2021 55 MPG 1.6L 4-cyl
2020 55 MPG 1.6L 4-cyl
2019 55 MPG 1.6L 4-cyl
2018 55 MPG 1.6L 4-cyl
2017 55 MPG 1.6L 4-cyl

2027 Hyundai Ioniq 9: engines & MPG

The 2027 Ioniq 9 was EPA-rated in 3 versions (Electric), electric versions rated 85–92 MPGe.

VersionEngineTransmissionFuelCityHwyCombined
Ioniq 9 RWD Electric Automatic (A1) Electricity 103 81 92 MPGe · 335 mi range
Ioniq 9 AWD Electric Automatic (A1) Electricity 98 78 88 MPGe · 320 mi range
Ioniq 9 AWD Performance Electric Automatic (A1) Electricity 91 79 85 MPGe · 311 mi range

2026 Hyundai Ioniq 9: engines & MPG

The 2026 Ioniq 9 was EPA-rated in 3 versions (Electric), electric versions rated 85–92 MPGe. Used 2026 models currently list for a median of $60,665 on VehiSales (233 for sale).

VersionEngineTransmissionFuelCityHwyCombined
Ioniq 9 RWD Electric Automatic (A1) Electricity 103 81 92 MPGe · 335 mi range
Ioniq 9 AWD Electric Automatic (A1) Electricity 98 78 88 MPGe · 320 mi range
Ioniq 9 AWD Performance Electric Automatic (A1) Electricity 91 79 85 MPGe · 311 mi range

2022 Hyundai Ioniq 9: engines & MPG

The 2022 Ioniq 9 was EPA-rated in 1 version (1.6L 4-cyl), with combined economy of 55 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Ioniq 1.6L 4-cyl Automatic (AM-S6) Regular 54 57 55 MPG

2021 Hyundai Ioniq 9: engines & MPG

The 2021 Ioniq 9 was EPA-rated in 1 version (1.6L 4-cyl), with combined economy of 55 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Ioniq 1.6L 4-cyl Automatic (AM-S6) Regular 54 56 55 MPG

2020 Hyundai Ioniq 9: engines & MPG

The 2020 Ioniq 9 was EPA-rated in 1 version (1.6L 4-cyl), with combined economy of 55 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Ioniq 1.6L 4-cyl Automatic (AM6) Regular 55 54 55 MPG

2019 Hyundai Ioniq 9: engines & MPG

The 2019 Ioniq 9 was EPA-rated in 1 version (1.6L 4-cyl), with combined economy of 55 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Ioniq 1.6L 4-cyl Automatic (AM6) Regular 55 54 55 MPG

2018 Hyundai Ioniq 9: engines & MPG

The 2018 Ioniq 9 was EPA-rated in 1 version (1.6L 4-cyl), with combined economy of 55 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Ioniq 1.6L 4-cyl Automatic (AM6) Regular 55 54 55 MPG

2017 Hyundai Ioniq 9: engines & MPG

The 2017 Ioniq 9 was EPA-rated in 1 version (1.6L 4-cyl), with combined economy of 55 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Ioniq 1.6L 4-cyl Automatic (AM6) Regular 55 54 55 MPG

Frequently asked questions

What MPG does a Hyundai Ioniq 9 get?

Every rated Ioniq 9 year comes in at 55 MPG combined.

What powertrains does the 2027 Hyundai Ioniq 9 have?

The 2027 Ioniq 9 was EPA-rated with Electric powertrains — see the 2027 table above for each version's exact city/highway figures.

Does the Hyundai Ioniq 9 require premium gas?

No — rated versions run on regular gasoline.

Is there a hybrid or electric Ioniq 9?

Yes — the ratings above include hybrid and electric (shown in MPGe) versions; look for them in the per-year tables.

About this data: EPA ratings from the official U.S. DOE/EPA dataset (fueleconomy.gov), as of July 2026; refreshed monthly. Market prices and listing counts are live medians from VehiSales inventory, updated daily. How to cite: “VehiSales Research, Hyundai Ioniq 9 EPA Fuel Economy by Model Year” with a link to https://vehisales.com/research/fuel-economy/hyundai/ioniq-9.

See also: Hyundai Ioniq 9 hub — live listings, prices & reliability · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].

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