2025 Audi S4 Specs: MPG, Gas Mileage, Engine Size & Dimensions
2025 Audi S4 Specs at a Glance
The 2025 Audi S4 gets 24 mpg combined on the 3.0L All-Wheel Drive configuration, weighs 3,854 lbs, measures 187.8 in long. Every figure below comes from EPA, NHTSA, or manufacturer published data — no estimates.
- Combined MPG
- 24 mpg (20 city / 29 hwy)
- Best configuration: 3.0L · All-Wheel Drive · Automatic (S8)
- Engine
- 3.0L 6-cyl
- 3.0L · All-Wheel Drive · Automatic (S8)
- Curb weight
- 3,854 lbs
- Heaviest recorded configuration: S4 4DR SEDAN
- Length
- 187.8 in · 72.8 in wide · 55.1 in tall
- Wheelbase
- 111 in
2025 Audi S4 trims and MPG
| Trim | Engine | Trans | Drive | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Auto (S8), 6 cyl, 3.0 L | 6 · 3.0L | Automatic (S8) | All-Wheel Drive | 20 | 29 | 24 |
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 →Audi S4 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 |
|---|---|---|---|---|---|
| 2018–2025 | 8 | 3.0L | 4-Wheel Drive, All-Wheel Drive | Compact Cars | 24 |
| 2015–2016 | 4 | 3.0L | All-Wheel Drive | Compact Cars | 21 |
Audi S4 — All Years Overview
| Year | Trim | Engine | Trans | Drive | City | Hwy | Combined | Fuel |
|---|---|---|---|---|---|---|---|---|
| 2025 | Auto (S8), 6 cyl, 3.0 L | 6 · 3.0L | Automatic (S8) | All-Wheel Drive | 20 | 29 | 24 | Premium Gasoline |
| 2024 | Auto (S8), 6 cyl, 3.0 L | 6 · 3.0L | Automatic (S8) | All-Wheel Drive | 21 | 29 | 24 | Premium Gasoline |
| 2023 | Auto (S8), 6 cyl, 3.0 L | 6 · 3.0L | Automatic (S8) | 4-Wheel Drive | 21 | 30 | 24 | Premium Gasoline |
| 2022 | Auto (S8), 6 cyl, 3.0 L | 6 · 3.0L | Automatic (S8) | 4-Wheel Drive | 21 | 30 | 24 | Premium Gasoline |
| 2021 | Auto (S8), 6 cyl, 3.0 L | 6 · 3.0L | Automatic (S8) | All-Wheel Drive | 20 | 28 | 23 | Premium Gasoline |
| 2020 | Auto (S8), 6 cyl, 3.0 L | 6 · 3.0L | Automatic (S8) | All-Wheel Drive | 20 | 27 | 23 | Premium Gasoline |
| 2019 | Auto (S8), 6 cyl, 3.0 L | 6 · 3.0L | Automatic (S8) | All-Wheel Drive | 21 | 30 | 24 | Premium Gasoline |
| 2018 | Auto (AM-S8), 6 cyl, 3.0 L | 6 · 3.0L | Automatic (AM-S8) | All-Wheel Drive | 21 | 30 | 24 | Premium Gasoline |
| 2016 | Auto (AM-S7), 6 cyl, 3.0 L | 6 · 3.0L | Automatic (AM-S7) | All-Wheel Drive | 18 | 28 | 21 | Premium Gasoline |
| 2016 | Man 6-spd, 6 cyl, 3.0 L | 6 · 3.0L | Manual 6-spd | All-Wheel Drive | 17 | 26 | 20 | Premium Gasoline |
| 2015 | Auto (AM-S7), 6 cyl, 3.0 L | 6 · 3.0L | Automatic (AM-S7) | All-Wheel Drive | 18 | 28 | 21 | Premium Gasoline |
| 2015 | Man 6-spd, 6 cyl, 3.0 L | 6 · 3.0L | Manual 6-spd | All-Wheel Drive | 17 | 26 | 20 | Premium Gasoline |
Compare the Audi S4 with rivals
- Audi S4 vs BMW 4 Series
- Audi S4 vs Mercedes-Benz E-Class
- Audi S4 vs Ford Mustang
- Audi S4 vs Mercedes-Benz C-Class
- Audi S4 vs Mercedes-Benz S-Class
- Audi S4 vs BMW 3 Series
- Audi S4 vs Mazda 3
- Audi S4 vs Dodge Challenger
- Audi S4 vs BMW 2 Series
- Audi S4 vs BMW 5 Series
- Audi S4 vs Chevrolet Camaro
- Audi S4 vs BMW 7 Series
- Audi S4 vs BMW 8 Series
- Audi S4 vs Infiniti Q50
- Audi S4 vs Kia Forte
- Audi S4 vs MINI John Cooper Works
- Audi S4 vs Lexus IS
- Audi S4 vs Cadillac CT4
- Audi S4 vs Cadillac CT5
- Audi S4 vs Volvo S60
- Audi S4 vs Lexus RC
- Audi S4 vs Lexus LS
- Audi S4 vs Nissan Altima
- Audi S4 vs Jaguar XF
- Audi S4 vs MINI Clubman
- Audi S4 vs Chrysler 300
- Audi S4 vs Nissan Sentra
- Audi S4 vs Genesis G70
- Audi S4 vs Rolls-Royce Ghost
- Audi S4 vs Maserati Ghibli
- Audi S4 vs Fiat 500
- Audi S4 vs Bentley Continental
- Audi S4 vs Genesis G90
- Audi S4 vs Maserati Quattroporte
- Audi S4 vs Subaru WRX
- Audi S4 vs Mercedes-Benz CLS-Class
- Audi S4 vs Nissan Versa
- Audi S4 vs Kia K5
- Audi S4 vs Subaru BRZ
- Audi S4 vs Kia Stinger
Compare across every brand
All Audi S4 specifications
Audi S4 — Frequently Asked Questions
What is the fuel economy of the 2025 Audi S4?
The Audi S4 is EPA-rated at up to 24 MPG combined (20 city / 29 highway).
What engine does the 2025 Audi S4 have?
The Audi S4 uses a 3.0L 6-cylinder engine paired with an Automatic transmission.
What years of the Audi S4 are covered here?
This page documents 12 verified Audi S4 configurations across model years 2015–2025.
Which model year of the Audi S4 is the most fuel efficient?
The 2025 Audi S4 holds the highest combined rating at 24 MPG; the 2015 sits lowest at 21 MPG, a difference of 3 MPG (about 14%) across the 10 rated years on file.
How many engine options does the Audi S4 have?
Across every year on record the Audi S4 uses one displacement, 3L, so trims differ by drivetrain and equipment rather than engine size.
Is the 2025 Audi S4 front-wheel drive or all-wheel drive?
The Audi S4 appears in 2 drivetrain layouts across the years documented here — All-Wheel Drive, 4-Wheel Drive — with the latest 2025 record on All-Wheel Drive.