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2027 Buick Enclave Specs: MPG, Gas Mileage, Engine Size & Dimensions

2015–2027 model years26 variantsUp to 23 MPG combined
Real-World MPG QuestionsBed Dimensions & Cargo SpaceService Intervals

2027 Buick Enclave Specs at a Glance

The 2027 Buick Enclave gets 22 mpg combined on the 2.5L Front-Wheel Drive configuration, weighs 4,733 lbs, measures 207.5 in long. Figures are per configuration, not a single official number — other trims rate as low as 21 mpg combined. Every figure below comes from EPA, NHTSA, or manufacturer published data — no estimates.

Combined MPG
22 mpg (20 city / 25 hwy)
Best configuration: 2.5L · Front-Wheel Drive · Automatic 8-spd · other 2027 trims rate 21–22 mpg combined
Engine
2.5L 4-cyl
2.5L · Front-Wheel Drive · Automatic 8-spd
Curb weight
4,733 lbs
Heaviest recorded configuration: ENCLAVE 4DR SUV
Length
207.5 in · 79.5 in wide · 70.9 in tall
Wheelbase
120.9 in
NHTSA overall
5-star (2024)

2027 Buick Enclave trims and MPG

TrimEngineTransDriveCityHwyCombined
Auto 8-spd, 4 cyl, 2.5 L4 · 2.5LAutomatic 8-spdAll-Wheel Drive202421
Auto 8-spd, 4 cyl, 2.5 L4 · 2.5LAutomatic 8-spdFront-Wheel Drive202522

Detailed Specifications

MPG & Fuel Economy

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Engine Specifications

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Annual Fuel Cost

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Transmission Specifications

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Drivetrain & Drive Type

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Vehicle Class & EPA Size Category

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Maintenance Schedule & Service Intervals

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Dimensions & Size

Dimensions for every year and trim

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Curb Weight

Curb Weight for every year and trim

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NHTSA Safety Ratings

Safety for every year and trim

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Buick Enclave Generations

Grouped by year ranges where the engine lineup, drivetrain options, and EPA class stay consistent — a derived approximation of the factory generations, not a manufacturer-published list.

YearsVariantsEnginesDriveClassBest MPG
2025–202762.5LAll-Wheel Drive, Front-Wheel DriveStandard Sport Utility Vehicle 2WD, Standard Sport Utility Vehicle 4WD23
2015–2024203.6LAll-Wheel Drive, Front-Wheel DriveStandard Sport Utility Vehicle 2WD, Standard Sport Utility Vehicle 4WD21

Buick Enclave — All Years Overview

YearTrimEngineTransDriveCityHwyCombinedFuel
2027Auto 8-spd, 4 cyl, 2.5 L4 · 2.5LAutomatic 8-spdAll-Wheel Drive202421Regular Gasoline
2027Auto 8-spd, 4 cyl, 2.5 L4 · 2.5LAutomatic 8-spdFront-Wheel Drive202522Regular Gasoline
2026Auto 8-spd, 4 cyl, 2.5 L4 · 2.5LAutomatic 8-spdFront-Wheel Drive202522Regular Gasoline
2026Auto 8-spd, 4 cyl, 2.5 L4 · 2.5LAutomatic 8-spdAll-Wheel Drive202421Regular Gasoline
2025Auto 8-spd, 4 cyl, 2.5 L4 · 2.5LAutomatic 8-spdFront-Wheel Drive202723Regular Gasoline
2025Auto 8-spd, 4 cyl, 2.5 L4 · 2.5LAutomatic 8-spdAll-Wheel Drive192421Regular Gasoline
2024Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdAll-Wheel Drive172520Regular Gasoline
2024Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdFront-Wheel Drive182621Regular Gasoline
2023Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdAll-Wheel Drive172520Regular Gasoline
2023Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdFront-Wheel Drive182621Regular Gasoline
2022Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdAll-Wheel Drive172520Regular Gasoline
2022Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdFront-Wheel Drive182621Regular Gasoline
2021Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdFront-Wheel Drive182621Regular Gasoline
2021Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdAll-Wheel Drive172520Regular Gasoline
2020Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdFront-Wheel Drive182621Regular Gasoline
2020Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdAll-Wheel Drive172520Regular Gasoline
2019Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdFront-Wheel Drive182621Regular Gasoline
2019Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdAll-Wheel Drive172520Regular Gasoline
2018Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdFront-Wheel Drive182621Regular Gasoline
2018Auto 9-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 9-spdAll-Wheel Drive172520Regular Gasoline
2017Auto 6-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 6-spdFront-Wheel Drive152218Regular Gasoline
2017Auto 6-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 6-spdAll-Wheel Drive152217Regular Gasoline
2016Auto 6-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 6-spdFront-Wheel Drive152218Regular Gasoline
2016Auto 6-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 6-spdAll-Wheel Drive152217Regular Gasoline
2015Auto 6-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 6-spdFront-Wheel Drive172419Regular Gasoline
2015Auto 6-spd, 6 cyl, 3.6 L6 · 3.6LAutomatic 6-spdAll-Wheel Drive162218Regular Gasoline

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Buick Enclave — Frequently Asked Questions

What is the fuel economy of the 2027 Buick Enclave?

The Buick Enclave is EPA-rated at up to 23 MPG combined (20 city / 27 highway), a historical peak recorded on the 2025 model year.

What engine does the 2027 Buick Enclave have?

The Buick Enclave uses a 2.5L 4-cylinder engine paired with an Automatic 8-spd transmission.

What years of the Buick Enclave are covered here?

This page documents 26 verified Buick Enclave configurations across model years 2015–2027.

Which model year of the Buick Enclave is the most fuel efficient?

The 2025 Buick Enclave holds the highest combined rating at 23 MPG; the 2016 sits lowest at 18 MPG, a difference of 5 MPG (about 28%) across the 13 rated years on file.

How many engine options does the Buick Enclave have?

The records list 2 distinct displacements for the Buick Enclave — 2.5L, 3.6L — which is why combined MPG varies between trims of the same year.

Is the 2027 Buick Enclave front-wheel drive or all-wheel drive?

The Buick Enclave appears in 2 drivetrain layouts across the years documented here — All-Wheel Drive, Front-Wheel Drive — with the latest 2027 record on All-Wheel Drive.

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