Chevrolet Tahoe Fuel Economy (MPG)

Name: Chevrolet Tahoe MPG & Fuel Economy
Creator: AutoSpecData
License: https://creativecommons.org/licenses/by/4.0/

What is the real-world gas mileage of a 2026 Chevrolet Tahoe?

The 2026 Chevrolet Tahoe gets up to 24 MPG combined (22 city / 26 highway) in EPA testing.

Latest model year (2026):

The Chevrolet Tahoe gets up to 24 MPG combined (22 city / 26 highway) in the Auto 10-spd, 6 cyl, 3.0 L trim.

Verifiedfueleconomy.gov · Verified August 11, 2026

Overview MPG Engine Specs Fuel Cost Transmission Drivetrain Vehicle Class Maintenance Towing Gas Tank Dimensions Curb Weight Safety

Chevrolet Tahoe MPG — All Years

Year	Trim	Engine	Fuel	City (MPG)	Hwy (MPG)	Combined (MPG)
2026Config 1 of 6	Auto 10-spd, 6 cyl, 3.0 L	6 3.0L	Diesel	22	26	24
2026Config 2 of 6	Auto 10-spd, 6 cyl, 3.0 L	6 3.0L	Diesel	20	24	22
2026Config 3 of 6	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	20	17
2026Config 4 of 6	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	19	17
2026Config 5 of 6	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	15	20	17
2026Config 6 of 6	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	18	16
2025Config 1 of 7	Auto 10-spd, 6 cyl, 3.0 L	6 3.0L	Diesel	22	26	24
2025Config 2 of 7	Auto 10-spd, 6 cyl, 3.0 L	6 3.0L	Diesel	20	26	22
2025Config 3 of 7	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	19	17
2025Config 4 of 7	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	14	18	16
2025Config 5 of 7	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	20	17
2025Config 6 of 7	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	18	16
2025Config 7 of 7	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	15	20	17
2024Config 1 of 7	Auto 10-spd, 6 cyl, 3.0 L	6 3.0L	Diesel	21	28	24
2024Config 2 of 7	Auto 10-spd, 6 cyl, 3.0 L	6 3.0L	Diesel	20	26	22
2024Config 3 of 7	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	20	17
2024Config 4 of 7	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	20	17
2024Config 5 of 7	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	14	18	16
2024Config 6 of 7	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	18	16
2024Config 7 of 7	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	20	16
2023Config 1 of 7	Auto 10-spd, 6 cyl, 3.0 L	6 3.0L	Diesel	20	26	22
2023Config 2 of 7	Auto 10-spd, 6 cyl, 3.0 L	6 3.0L	Diesel	21	28	24
2023Config 3 of 7	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	20	17
2023Config 4 of 7	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	20	17
2023Config 5 of 7	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	14	18	16
2023Config 6 of 7	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	20	16
2023Config 7 of 7	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	18	16
2022Config 1 of 10	Auto 10-spd, 6 cyl, 3.0 L	6 3.0L	Diesel	20	26	22
2022Config 2 of 10	Auto 10-spd, 6 cyl, 3.0 L	6 3.0L	Diesel	21	28	24
2022Config 3 of 10	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	14	19	16
2022Config 4 of 10	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	20	17
2022Config 5 of 10	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	20	17
2022Config 6 of 10	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	20	17
2022Config 7 of 10	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	20	16
2022Config 8 of 10	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	19	16
2022Config 9 of 10	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	19	16
2022Config 10 of 10	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	20	16
2021Config 1 of 10	Auto 10-spd, 6 cyl, 3.0 L	6 3.0L	Diesel	21	28	24
2021Config 2 of 10	Auto 10-spd, 6 cyl, 3.0 L	6 3.0L	Diesel	20	26	22
2021Config 3 of 10	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	20	18
2021Config 4 of 10	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	20	17
2021Config 5 of 10	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	20	18
2021Config 6 of 10	Auto 10-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	20	17
2021Config 7 of 10	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	19	16
2021Config 8 of 10	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	20	16
2021Config 9 of 10	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	15	20	17
2021Config 10 of 10	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	13	19	16
2020Config 1 of 6	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	23	17
2020Config 2 of 6	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	22	17
2020Config 3 of 6	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	21	17
2020Config 4 of 6	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	21	17
2020Config 5 of 6	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	22	18
2020Config 6 of 6	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	22	18
2019Config 1 of 6	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	22	17
2019Config 2 of 6	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	23	17
2019Config 3 of 6	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	22	18
2019Config 4 of 6	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	22	18
2019Config 5 of 6	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	21	17
2019Config 6 of 6	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	15	21	17
2018Config 1 of 6	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	22	17
2018Config 2 of 6	Auto 10-spd, 8 cyl, 6.2 L	8 6.2L	Premium Gasoline	14	23	17
2018Config 3 of 6	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	22	18
2018Config 4 of 6	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	22	18
2018Config 5 of 6	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	23	19
2018Config 6 of 6	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	23	19
2017Config 1 of 4	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	23	19
2017Config 2 of 4	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	23	19
2017Config 3 of 4	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	22	18
2017Config 4 of 4	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	22	18
2016Config 1 of 4	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	23	18
2016Config 2 of 4	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	23	19
2016Config 3 of 4	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	22	18
2016Config 4 of 4	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	22	18
2015Config 1 of 4	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	23	18
2015Config 2 of 4	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	22	18
2015Config 3 of 4	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	23	18
2015Config 4 of 4	Auto 6-spd, 8 cyl, 5.3 L	8 5.3L	Regular Gasoline	16	22	18

Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.

Chevrolet Tahoe data analysis

Best combined MPG: 24 MPG

Best combined figure for the Chevrolet Tahoe is 24 MPG (2026, Auto 10-spd, 6 cyl, 3.0 L) — thirsty for its era, where a mid-size sedan returns 32 MPG on the same cycle. The weakest is 16 MPG (2021, Auto 10-spd, 8 cyl, 6.2 L). At 15,000 miles a year and $3.50/gal that is $2,188 against $3,281 — a $1,093 annual swing, enough to outweigh most price differences between two used examples. That is rank 7 of 14 standard sport utility vehicles in this dataset, 54th percentile. The cohort median is 23.5 MPG, so this vehicle sits 0.5 MPG above the middle of the field. Next rung up is the Jeep Grand Cherokee at 25 MPG, 1 MPG clear of this one. Immediately behind: the Chevrolet Suburban at 23 MPG. The 2026 model averages 18.8 MPG across 6 configurations. The efficiency peak is the 2026 car, not the newest one — usually a weight or all-wheel-drive change rather than a worse engine.

City versus highway

22 city / 26 highway on the 2026 Chevrolet Tahoe. The 4 MPG gap is the normal gasoline pattern. Your mix moves the result by a few MPG, not by a category. Winter fuel blends and sub-freezing warm-up cost 10–20% on their own, so a cold-climate owner should read the city figure as the realistic ceiling. EPA's own annual cost estimate for the best configuration is $3,300. Tailpipe CO₂ is 427 g/mile, about 6.4 metric tons a year.

What drives the spread

77 EPA-tested configurations across 2015–2026. Drivetrain is the biggest lever: Rear-Wheel Drive, 4-Wheel Drive versions are certified separately and rarely land within 2 MPG of each other. 4 distinct engine descriptions appear in the record, which is why quoting one figure for the nameplate misleads. Fuel types on file: Diesel, Regular, Premium, Gasoline or E85. EPA revised its test methodology in 2008; ratings from before then read several MPG higher than the same car would score today. Sources for these 77 rows: manufacturer filings, covering 12 model years.

How Chevrolet Tahoe combined fuel economy varies

Across 77 configurations recorded for the 2015 through 2026 Chevrolet Tahoe, combined fuel economy runs from 16 MPG to 24 MPG. The strongest figure belongs to the 2021 Chevrolet Tahoe (Auto 10-spd, 6 cyl, 3.0 L) at 24 MPG, and the weakest to the 2026 car (Auto 10-spd, 8 cyl, 6.2 L) at 16 MPG — a spread of 50%. A gap that wide means the model year and configuration you buy matter more than the nameplate does: quoting a single number for the Chevrolet Tahoe would be misleading.

What changed for 2026

Average combined fuel economy for the 2026 Chevrolet Tahoe is 18.8 MPG, against 18.4 MPG for the 2025 car — it rose by 0.4 MPG. That is a real improvement, and it is the kind of change worth paying the newer-year premium for if this figure drives your decision.

Configurations behind these Chevrolet Tahoe numbers

The 2015 through 2026 Chevrolet Tahoe entries here cover the variants Auto 10-spd, 6 cyl, 3.0 L, Auto 10-spd, 8 cyl, 5.3 L, Auto 10-spd, 8 cyl, 6.2 L and Auto 6-spd, 8 cyl, 5.3 L. 2022 is the busiest model year in the record with 10 separate measured configurations, which is why a single quoted combined fuel economy figure for that year is rarely the one that matches the car in front of you. Match the row to the exact drivetrain, body style and engine on the window sticker or VIN before relying on the number, and use the comparison links below to see how those same configurations line up against rival models.

Official Factory Specs vs. AutoSpecData Expert Benchmarks

The EPA highway loop never holds interstate speed. Here is what the same engine does when you sit on the cruise control.

Cruise speed	EPA highway spec	AutoSpecData adjusted MPG	Fuel you lose
60 mph	28 MPG	28 MPG	0%
65 mph	28 MPG	25.6 MPG	9%
70 mph	28 MPG	23.4 MPG	17%
75 mph	28 MPG	21.4 MPG	24%
80 mph	28 MPG	19.6 MPG	30%

Our Real-World Speed MPG Adjuster re-scales the Chevrolet Tahoe EPA highway result with a quadratic drag term (mpg = hwy ÷ (1 + k·(v² − 60²)/60²), k = 0.55 for trucks, SUVs and vans, 0.42 for cars). Wind, roof racks, and a heavy right foot make it worse, never better.

Frequently Asked Questions About Tahoe MPG

What is the MPG of the Chevrolet Tahoe?

The Chevrolet Tahoe gets up to 24 MPG combined (22 city / 26 highway) in the 2026 model year. Fuel economy varies by engine and trim — see the full table above for details.

Which Chevrolet Tahoe trim has the best fuel economy?

The Auto 10-spd, 6 cyl, 3.0 L trim offers the best combined fuel economy at 24 MPG. Smaller engines and front-wheel-drive configurations typically achieve the highest MPG.