2026 Subaru Legacy Specs: MPG, Gas Mileage, Engine Size & Dimensions
2026 Subaru Legacy Specs at a Glance
The 2026 Subaru Legacy gets 30 mpg combined on the 2.5L All-Wheel Drive configuration, weighs 3,788 lbs, measures 191.3 in long. Figures are per configuration, not a single official number — other trims rate as low as 23 mpg combined. Every figure below comes from EPA, NHTSA, or manufacturer published data — no estimates.
- Combined MPG
- 30 mpg (27 city / 35 hwy)
- Best configuration: 2.5L · All-Wheel Drive · Automatic (AV-S8) · other 2026 trims rate 23–30 mpg combined
- Engine
- 2.5L 4-cyl
- 2.5L · All-Wheel Drive · Automatic (AV-S8) · 3 powertrains offered
- Curb weight
- 3,788 lbs
- Heaviest recorded configuration: LEGACY GT 4DR SEDAN
- Length
- 191.3 in · 72.4 in wide · 59.1 in tall
- Wheelbase
- 108.3 in
- NHTSA overall
- 5-star (2024)
Detailed Specifications
MPG & Fuel Economy
MPG for every year and trim
View details →Engine Specifications
Engine Specs for every year and trim
View details →Annual Fuel Cost
Fuel Cost for every year and trim
View details →Transmission Specifications
Transmission for every year and trim
View details →Drivetrain & Drive Type
Drivetrain for every year and trim
View details →Vehicle Class & EPA Size Category
Vehicle Class for every year and trim
View details →Maintenance Schedule & Service Intervals
Maintenance for every year and trim
View details →Dimensions & Size
Dimensions for every year and trim
View details →Curb Weight
Curb Weight for every year and trim
View details →NHTSA Safety Ratings
Safety for every year and trim
View details →Subaru Legacy 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.
| Years | Variants | Engines | Drive | Class | Best MPG |
|---|---|---|---|---|---|
| 2020–2025 | 12 | 2.4L, 2.5L | All-Wheel Drive | Large Cars, Midsize Cars | 30 |
| 2018–2019 | 4 | 2.5L, 3.6L | All-Wheel Drive | Midsize Cars | 29 |
Subaru Legacy — All Years Overview
| Year | Trim | Engine | Trans | Drive | City | Hwy | Combined | Fuel |
|---|---|---|---|---|---|---|---|---|
| 2025 | Auto (AV-S8), 4 cyl, 2.4 L | 4 · 2.4L | Automatic (AV-S8) | All-Wheel Drive | 23 | 31 | 26 | Regular Gasoline |
| 2025 | Auto (AV-S8), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S8) | All-Wheel Drive | 27 | 35 | 30 | Regular Gasoline |
| 2024 | Auto (AV-S8), 4 cyl, 2.4 L | 4 · 2.4L | Automatic (AV-S8) | All-Wheel Drive | 23 | 31 | 26 | Regular Gasoline |
| 2024 | Auto (AV-S8), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S8) | All-Wheel Drive | 27 | 35 | 30 | Regular Gasoline |
| 2023 | Auto (AV-S8), 4 cyl, 2.4 L | 4 · 2.4L | Automatic (AV-S8) | All-Wheel Drive | 23 | 31 | 26 | Regular Gasoline |
| 2023 | Auto (AV-S8), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S8) | All-Wheel Drive | 27 | 35 | 30 | Regular Gasoline |
| 2022 | Auto (AV-S8), 4 cyl, 2.4 L | 4 · 2.4L | Automatic (AV-S8) | All-Wheel Drive | 24 | 32 | 27 | Regular Gasoline |
| 2022 | Auto (AV-S8), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S8) | All-Wheel Drive | 27 | 35 | 30 | Regular Gasoline |
| 2021 | Auto (AV-S8), 4 cyl, 2.4 L | 4 · 2.4L | Automatic (AV-S8) | All-Wheel Drive | 24 | 32 | 27 | Regular Gasoline |
| 2021 | Auto (AV-S8), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S8) | All-Wheel Drive | 27 | 35 | 30 | Regular Gasoline |
| 2020 | Auto (AV-S8), 4 cyl, 2.4 L | 4 · 2.4L | Automatic (AV-S8) | All-Wheel Drive | 24 | 32 | 27 | Regular Gasoline |
| 2020 | Auto (AV-S8), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S8) | All-Wheel Drive | 27 | 35 | 30 | Regular Gasoline |
| 2019 | Auto (AV-S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (AV-S6) | All-Wheel Drive | 20 | 28 | 23 | Regular Gasoline |
| 2019 | Auto (AV-S7), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S7) | All-Wheel Drive | 25 | 34 | 29 | Regular Gasoline |
| 2018 | Auto (AV-S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (AV-S6) | All-Wheel Drive | 20 | 28 | 23 | Regular Gasoline |
| 2018 | Auto (AV-S7), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S7) | All-Wheel Drive | 25 | 34 | 29 | Regular Gasoline |
Compare the Subaru Legacy with rivals
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- Subaru Legacy vs Volkswagen GLI
- Subaru Legacy vs Volkswagen Arteon
- Subaru Legacy vs Toyota GR 86
- Subaru Legacy vs Toyota Crown
- Subaru Legacy vs BMW 4 Series
- Subaru Legacy vs Ford Mustang
- Subaru Legacy vs Mercedes-Benz C-Class
- Subaru Legacy vs BMW 3 Series
- Subaru Legacy vs Mazda 3
- Subaru Legacy vs Dodge Challenger
- Subaru Legacy vs BMW 2 Series
- Subaru Legacy vs BMW 5 Series
- Subaru Legacy vs Chevrolet Camaro
- Subaru Legacy vs Honda Accord
- Subaru Legacy vs Infiniti Q50
- Subaru Legacy vs Kia Forte
- Subaru Legacy vs MINI John Cooper Works
- Subaru Legacy vs Lexus IS
- Subaru Legacy vs Cadillac CT4
- Subaru Legacy vs Cadillac CT5
- Subaru Legacy vs Acura TLX
- Subaru Legacy vs Lexus RC
- Subaru Legacy vs Hyundai Venue
- Subaru Legacy vs Nissan GT-R
- Subaru Legacy vs Kia K4
- Subaru Legacy vs Nissan Maxima
- Subaru Legacy vs Nissan Altima
- Subaru Legacy vs Jaguar XF
- Subaru Legacy vs MINI Clubman
- Subaru Legacy vs Audi A5
- Subaru Legacy vs Chrysler 300
- Subaru Legacy vs Nissan Sentra
- Subaru Legacy vs Audi A3
- Subaru Legacy vs Audi A6
- Subaru Legacy vs Genesis G70
- Subaru Legacy vs Audi A4
- Subaru Legacy vs Audi S5
Compare across every brand
All Subaru Legacy specifications
Subaru Legacy — Frequently Asked Questions
What is the fuel economy of the 2025 Subaru Legacy?
The Subaru Legacy is EPA-rated at up to 30 MPG combined (27 city / 35 highway).
What engine does the 2025 Subaru Legacy have?
The Subaru Legacy uses a 2.4L 4-cylinder engine paired with an Automatic transmission.
What years of the Subaru Legacy are covered here?
This page documents 16 verified Subaru Legacy configurations across model years 2018–2025.
Which model year of the Subaru Legacy is the most fuel efficient?
The 2025 Subaru Legacy holds the highest combined rating at 30 MPG; the 2018 sits lowest at 29 MPG, a difference of 1 MPG (about 3%) across the 8 rated years on file.
How many engine options does the Subaru Legacy have?
The records list 3 distinct displacements for the Subaru Legacy — 2.4L, 2.5L, 3.6L — which is why combined MPG varies between trims of the same year.
Is the 2025 Subaru Legacy front-wheel drive or all-wheel drive?
Every Subaru Legacy configuration on record here is All-Wheel Drive; no alternative drivetrain appears in the 2018–2025 data.