Cadillac CT4 MPG by Year & Engine (EPA)

EPA fuel-economy ratings for every rated Cadillac CT4 model year from 2020 to 2026 — each engine and transmission with its official city, highway and combined figures. Over these years the CT4 has been offered with 2.0L 4-cyl, 2.7L 4-cyl, 3.6L 6-cyl engines; the most efficient version is the 2023 (up to 27 MPG combined). Every rated gas version calls for premium gasoline. Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.

Cadillac CT4 fuel economy by year

YearCombinedEnginesMedian used priceFor sale
2026 18–26 MPG 2.0L 4-cyl, 2.7L 4-cyl, 3.6L 6-cyl $45,961 27 listings
2025 18–26 MPG 2.0L 4-cyl, 2.7L 4-cyl, 3.6L 6-cyl $42,900 5 listings
2024 18–26 MPG 2.0L 4-cyl, 2.7L 4-cyl, 3.6L 6-cyl $27,550 25 listings
2023 18–27 MPG 2.0L 4-cyl, 2.7L 4-cyl, 3.6L 6-cyl $28,627 9 listings
2022 18–27 MPG 2.0L 4-cyl, 2.7L 4-cyl, 3.6L 6-cyl $29,998 80 listings
2021 23–27 MPG 2.0L 4-cyl, 2.7L 4-cyl $26,888 119 listings
2020 23–27 MPG 2.0L 4-cyl, 2.7L 4-cyl $22,000 13 listings

2026 Cadillac CT4: engines & MPG

The 2026 CT4 was EPA-rated in 8 versions (2.0L 4-cyl, 2.7L 4-cyl, 3.6L 6-cyl), with combined economy from 18 to 26 MPG. Used 2026 models currently list for a median of $45,961 on VehiSales (27 for sale).

VersionEngineTransmissionFuelCityHwyCombined
CT4 2.0L 4-cyl Automatic (S8) Premium 22 32 26 MPG
CT4 2.7L 4-cyl Automatic (S10) Premium 21 31 25 MPG
CT4 AWD 2.0L 4-cyl Automatic (S8) Premium 21 31 25 MPG
CT4 AWD 2.7L 4-cyl Automatic (S10) Premium 21 29 24 MPG
CT4 V AWD 2.7L 4-cyl Automatic (S10) Premium 20 28 23 MPG
CT4 V 2.7L 4-cyl Automatic (S10) Premium 20 29 23 MPG
CT4 V 3.6L 6-cyl Automatic (S10) Premium 16 24 19 MPG
CT4 V 3.6L 6-cyl Manual 6-spd Premium 15 23 18 MPG

2025 Cadillac CT4: engines & MPG

The 2025 CT4 was EPA-rated in 8 versions (2.0L 4-cyl, 2.7L 4-cyl, 3.6L 6-cyl), with combined economy from 18 to 26 MPG. Used 2025 models currently list for a median of $42,900 on VehiSales (5 for sale).

VersionEngineTransmissionFuelCityHwyCombined
CT4 2.0L 4-cyl Automatic (S8) Premium 22 32 26 MPG
CT4 2.7L 4-cyl Automatic (S10) Premium 21 31 25 MPG
CT4 AWD 2.0L 4-cyl Automatic (S8) Premium 21 31 25 MPG
CT4 AWD 2.7L 4-cyl Automatic (S10) Premium 21 29 24 MPG
CT4 V AWD 2.7L 4-cyl Automatic (S10) Premium 20 28 23 MPG
CT4 V 2.7L 4-cyl Automatic (S10) Premium 20 29 23 MPG
CT4 V 3.6L 6-cyl Automatic (S10) Premium 16 24 19 MPG
CT4 V 3.6L 6-cyl Manual 6-spd Premium 15 23 18 MPG

2024 Cadillac CT4: engines & MPG

The 2024 CT4 was EPA-rated in 8 versions (2.0L 4-cyl, 2.7L 4-cyl, 3.6L 6-cyl), with combined economy from 18 to 26 MPG. Used 2024 models currently list for a median of $27,550 on VehiSales (25 for sale).

VersionEngineTransmissionFuelCityHwyCombined
CT4 2.0L 4-cyl Automatic (S8) Premium 22 32 26 MPG
CT4 AWD 2.0L 4-cyl Automatic (S8) Premium 21 31 25 MPG
CT4 2.7L 4-cyl Automatic (S10) Premium 21 31 25 MPG
CT4 AWD 2.7L 4-cyl Automatic (S10) Premium 21 29 24 MPG
CT4 V AWD 2.7L 4-cyl Automatic (S10) Premium 20 28 23 MPG
CT4 V 2.7L 4-cyl Automatic (S10) Premium 20 29 23 MPG
CT4 V 3.6L 6-cyl Automatic (S10) Premium 16 24 19 MPG
CT4 V 3.6L 6-cyl Manual 6-spd Premium 15 23 18 MPG

2023 Cadillac CT4: engines & MPG

The 2023 CT4 was EPA-rated in 8 versions (2.0L 4-cyl, 2.7L 4-cyl, 3.6L 6-cyl), with combined economy from 18 to 27 MPG. Used 2023 models currently list for a median of $28,627 on VehiSales (9 for sale).

VersionEngineTransmissionFuelCityHwyCombined
CT4 2.0L 4-cyl Automatic (S8) Premium 23 34 27 MPG
CT4 AWD 2.0L 4-cyl Automatic (S8) Premium 22 31 26 MPG
CT4 2.7L 4-cyl Automatic (S10) Premium 21 31 25 MPG
CT4 AWD 2.7L 4-cyl Automatic (S10) Premium 21 29 24 MPG
CT4 V AWD 2.7L 4-cyl Automatic (S10) Premium 20 28 23 MPG
CT4 V 2.7L 4-cyl Automatic (S10) Premium 20 29 23 MPG
CT4 V 3.6L 6-cyl Automatic (S10) Premium 16 24 19 MPG
CT4 V 3.6L 6-cyl Manual 6-spd Premium 15 23 18 MPG

2022 Cadillac CT4: engines & MPG

The 2022 CT4 was EPA-rated in 8 versions (2.0L 4-cyl, 2.7L 4-cyl, 3.6L 6-cyl), with combined economy from 18 to 27 MPG. Used 2022 models currently list for a median of $29,998 on VehiSales (80 for sale).

VersionEngineTransmissionFuelCityHwyCombined
CT4 2.0L 4-cyl Automatic (S8) Premium 23 34 27 MPG
CT4 AWD 2.0L 4-cyl Automatic (S8) Premium 22 31 26 MPG
CT4 2.7L 4-cyl Automatic (S10) Premium 21 31 25 MPG
CT4 AWD 2.7L 4-cyl Automatic (S10) Premium 21 29 24 MPG
CT4 V AWD 2.7L 4-cyl Automatic (S10) Premium 20 28 23 MPG
CT4 V 2.7L 4-cyl Automatic (S10) Premium 20 29 23 MPG
CT4 V 3.6L 6-cyl Automatic (S10) Premium 16 24 19 MPG
CT4 V 3.6L 6-cyl Manual 6-spd Premium 15 23 18 MPG

2021 Cadillac CT4: engines & MPG

The 2021 CT4 was EPA-rated in 6 versions (2.0L 4-cyl, 2.7L 4-cyl), with combined economy from 23 to 27 MPG. Used 2021 models currently list for a median of $26,888 on VehiSales (119 for sale).

VersionEngineTransmissionFuelCityHwyCombined
CT4 2.0L 4-cyl Automatic (S8) Premium 23 34 27 MPG
CT4 AWD 2.0L 4-cyl Automatic (S8) Premium 23 32 26 MPG
CT4 2.7L 4-cyl Automatic (S10) Premium 21 31 25 MPG
CT4 AWD 2.7L 4-cyl Automatic (S10) Premium 21 29 24 MPG
CT4 V AWD 2.7L 4-cyl Automatic (S10) Premium 20 28 23 MPG
CT4 V 2.7L 4-cyl Automatic (S10) Premium 20 29 23 MPG

2020 Cadillac CT4: engines & MPG

The 2020 CT4 was EPA-rated in 6 versions (2.0L 4-cyl, 2.7L 4-cyl), with combined economy from 23 to 27 MPG. Used 2020 models currently list for a median of $22,000 on VehiSales (13 for sale).

VersionEngineTransmissionFuelCityHwyCombined
CT4 2.0L 4-cyl Automatic (S8) Premium 23 34 27 MPG
CT4 AWD 2.0L 4-cyl Automatic (S8) Premium 23 32 26 MPG
CT4 2.7L 4-cyl Automatic (S10) Premium 20 30 24 MPG
CT4 V 2.7L 4-cyl Automatic (S10) Premium 20 29 23 MPG
CT4 AWD 2.7L 4-cyl Automatic (S10) Premium 20 28 23 MPG
CT4 V AWD 2.7L 4-cyl Automatic (S10) Premium 20 28 23 MPG

Frequently asked questions

What MPG does a Cadillac CT4 get?

Depending on year and engine, EPA combined ratings for the CT4 range from 26 to 27 MPG. The most efficient rated version is the 2023 model year.

What engines does the 2026 Cadillac CT4 have?

The 2026 CT4 was EPA-rated with 2.0L 4-cyl, 2.7L 4-cyl, 3.6L 6-cyl engines — see the 2026 table above for each version's exact city/highway figures.

Does the Cadillac CT4 require premium gas?

Yes — every EPA-rated gas CT4 version specifies premium gasoline.

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, Cadillac CT4 EPA Fuel Economy by Model Year” with a link to https://vehisales.com/research/fuel-economy/cadillac/ct4.

See also: Cadillac CT4 hub — live listings, prices & reliability · Used Cadillac CT4 prices by year · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].

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