Mercedes-Benz S MPG by Year & Engine (EPA)
EPA fuel-economy ratings for every rated Mercedes-Benz S model year from 2014 to 2026 — each engine and transmission with its official city, highway and combined figures. Over these years the S has been offered with 2.0L 4-cyl, 4.0L 8-cyl, 5.5L 8-cyl, 6.0L 12-cyl engines; the most efficient version is the 2026 (up to 23 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.
Mercedes-Benz S fuel economy by year
| Year | Combined | Engines | Median used price | For sale |
|---|---|---|---|---|
| 2026 | 17–23 MPG | 2.0L 4-cyl, 4.0L 8-cyl | — | — |
| 2025 | 16–23 MPG | 2.0L 4-cyl, 4.0L 8-cyl | — | — |
| 2024 | 16–23 MPG | 2.0L 4-cyl, 4.0L 8-cyl | — | — |
| 2023 | 17–19 MPG | 4.0L 8-cyl | — | — |
| 2022 | 16 MPG | 4.0L 8-cyl | — | — |
| 2021 | 16–21 MPG | 4.0L 8-cyl | — | — |
| 2020 | 17–21 MPG | 4.0L 8-cyl | — | — |
| 2019 | 15–21 MPG | 4.0L 8-cyl, 5.5L 8-cyl | — | — |
| 2018 | 15–20 MPG | 4.0L 8-cyl, 5.5L 8-cyl | — | — |
| 2017 | 15–20 MPG | 4.0L 8-cyl, 5.5L 8-cyl | — | — |
| 2016 | 15–20 MPG | 4.0L 8-cyl, 5.5L 8-cyl, 6.0L 12-cyl | — | — |
| 2015 | 18–20 MPG | 4.0L 8-cyl, 5.5L 8-cyl | — | — |
| 2014 | 18–19 MPG | 5.5L 8-cyl | — | — |
2026 Mercedes-Benz S: engines & MPG
The 2026 S was EPA-rated in 3 versions (2.0L 4-cyl, 4.0L 8-cyl), with combined economy from 17 to 23 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| AMG CLA45 S 4matic | 2.0L 4-cyl | Automatic (AM8) | Premium | 20 | 28 | 23 MPG |
| AMG GLE63 S 4matic Plus Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 21 | 17 MPG |
| AMG GLE63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 20 | 17 MPG |
2025 Mercedes-Benz S: engines & MPG
The 2025 S was EPA-rated in 9 versions (2.0L 4-cyl, 4.0L 8-cyl), with combined economy from 16 to 23 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| AMG CLA45 S 4matic | 2.0L 4-cyl | Automatic (AM8) | Premium | 20 | 28 | 23 MPG |
| AMG GLC63 S E Performance (coupe) | 2.0L 4-cyl | Automatic 9-spd | Premium | 19 | 21 | 20 MPG · 21 MPGe on electricity · 340 mi range |
| AMG GLC63 S E Performance | 2.0L 4-cyl | Automatic 9-spd | Premium | 19 | 21 | 20 MPG · 21 MPGe on electricity · 340 mi range |
| AMG C63 S E Performance | 2.0L 4-cyl | Automatic 9-spd | Premium | 19 | 22 | 20 MPG · 22 MPGe on electricity · 320 mi range |
| AMG GT 63 S E Performance (coupe) | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 22 | 19 MPG · 21 MPGe on electricity · 360 mi range |
| AMG SL63 S E Performance | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 22 | 18 MPG · 21 MPGe on electricity · 350 mi range |
| AMG GT 63 S E Performance | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 19 | 18 MPG · 20 MPGe on electricity · 340 mi range |
| AMG GLE63 S 4matic Plus Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 14 | 19 | 16 MPG |
| AMG GLE63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 14 | 19 | 16 MPG |
2024 Mercedes-Benz S: engines & MPG
The 2024 S was EPA-rated in 3 versions (2.0L 4-cyl, 4.0L 8-cyl), with combined economy from 16 to 23 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| AMG CLA45 S 4matic | 2.0L 4-cyl | Automatic (AM8) | Premium | 20 | 28 | 23 MPG |
| AMG GLE63 S 4matic Plus Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 19 | 16 MPG |
| AMG GLE63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 19 | 16 MPG |
2023 Mercedes-Benz S: engines & MPG
The 2023 S was EPA-rated in 7 versions (4.0L 8-cyl), with combined economy from 17 to 19 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| AMG E63 S 4matic Plus (SW) | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 24 | 19 MPG |
| AMG C63 S Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 24 | 19 MPG |
| AMG E63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 24 | 19 MPG |
| AMG C63 S Convertible | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 24 | 19 MPG |
| AMG GT 63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 21 | 17 MPG |
| AMG GLE63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 20 | 17 MPG |
| AMG GLE63 S 4matic Plus Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 19 | 17 MPG |
2022 Mercedes-Benz S: engines & MPG
The 2022 S was EPA-rated in 2 versions (4.0L 8-cyl), with combined economy of 16 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| AMG GLE63 S 4matic Plus Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 19 | 16 MPG |
| AMG GLE63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 19 | 16 MPG |
2021 Mercedes-Benz S: engines & MPG
The 2021 S was EPA-rated in 9 versions (4.0L 8-cyl), with combined economy from 16 to 21 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| AMG C63 S | 4.0L 8-cyl | Automatic 9-spd | Premium | 17 | 26 | 21 MPG |
| AMG C63 S Convertible | 4.0L 8-cyl | Automatic 9-spd | Premium | 17 | 25 | 20 MPG |
| AMG C63 S Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 17 | 26 | 20 MPG |
| AMG GT 63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 21 | 18 MPG |
| AMG E63 S 4matic Plus (SW) | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 23 | 18 MPG |
| AMG E63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 23 | 18 MPG |
| AMG GLE63 S 4matic Plus Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 19 | 17 MPG |
| AMG GLC63 S 4matic Plus Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 22 | 17 MPG |
| AMG GLE63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 19 | 16 MPG |
2020 Mercedes-Benz S: engines & MPG
The 2020 S was EPA-rated in 7 versions (4.0L 8-cyl), with combined economy from 17 to 21 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| AMG C63 S | 4.0L 8-cyl | Automatic 9-spd | Premium | 18 | 27 | 21 MPG |
| AMG C63 S Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 17 | 26 | 20 MPG |
| AMG C63 S Convertible | 4.0L 8-cyl | Automatic 9-spd | Premium | 17 | 24 | 20 MPG |
| AMG E63 S 4matic Plus (wagon) | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 23 | 19 MPG |
| AMG GLC63 S 4matic Plus Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 22 | 18 MPG |
| AMG E63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 23 | 18 MPG |
| AMG GT 63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 20 | 17 MPG |
2019 Mercedes-Benz S: engines & MPG
The 2019 S was EPA-rated in 10 versions (4.0L 8-cyl, 5.5L 8-cyl), with combined economy from 15 to 21 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| AMG C63 S | 4.0L 8-cyl | Automatic 9-spd | Premium | 18 | 27 | 21 MPG |
| AMG C63 S Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 17 | 26 | 20 MPG |
| AMG C63 S Convertible | 4.0L 8-cyl | Automatic 9-spd | Premium | 17 | 24 | 20 MPG |
| AMG E63 S 4matic (wagon) | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 23 | 19 MPG |
| AMG GT S Coupe | 4.0L 8-cyl | Automatic (AM7) | Premium | 16 | 22 | 18 MPG |
| AMG GLC63 S 4matic Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 22 | 18 MPG |
| AMG E63 S 4matic | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 23 | 18 MPG |
| AMG GT 63 S 4matic Plus | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 20 | 17 MPG |
| AMG GLE63 S | 5.5L 8-cyl | Automatic 7-spd | Premium | 14 | 18 | 15 MPG |
| AMG GLE63 S Coupe | 5.5L 8-cyl | Automatic 7-spd | Premium | 14 | 18 | 15 MPG |
2018 Mercedes-Benz S: engines & MPG
The 2018 S was EPA-rated in 10 versions (4.0L 8-cyl, 5.5L 8-cyl), with combined economy from 15 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| AMG C63 S | 4.0L 8-cyl | Automatic 7-spd | Premium | 18 | 24 | 20 MPG |
| AMG C63 S Convertible | 4.0L 8-cyl | Automatic 7-spd | Premium | 17 | 22 | 19 MPG |
| AMG C63 S Coupe | 4.0L 8-cyl | Automatic 7-spd | Premium | 17 | 23 | 19 MPG |
| AMG GT S Coupe | 4.0L 8-cyl | Automatic (AM7) | Premium | 16 | 22 | 18 MPG |
| AMG E63 S 4matic (wagon) | 4.0L 8-cyl | Automatic 9-spd | Premium | 16 | 22 | 18 MPG |
| AMG E63 S 4matic | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 22 | 18 MPG |
| AMG GLC63 S 4matic Coupe | 4.0L 8-cyl | Automatic 9-spd | Premium | 15 | 22 | 18 MPG |
| AMG CLS63 S 4matic | 5.5L 8-cyl | Automatic 7-spd | Premium | 16 | 22 | 18 MPG |
| AMG GLE63 S Coupe | 5.5L 8-cyl | Automatic 7-spd | Premium | 14 | 18 | 15 MPG |
| AMG GLE63 S | 5.5L 8-cyl | Automatic 7-spd | Premium | 14 | 18 | 15 MPG |
2017 Mercedes-Benz S: engines & MPG
The 2017 S was EPA-rated in 7 versions (4.0L 8-cyl, 5.5L 8-cyl), with combined economy from 15 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| AMG C63 S | 4.0L 8-cyl | Automatic 7-spd | Premium | 18 | 24 | 20 MPG |
| AMG C63 S Convertible | 4.0L 8-cyl | Automatic 7-spd | Premium | 17 | 22 | 19 MPG |
| AMG C63 S Coupe | 4.0L 8-cyl | Automatic 7-spd | Premium | 17 | 23 | 19 MPG |
| AMG CLS63 S 4matic | 5.5L 8-cyl | Automatic 7-spd | Premium | 16 | 22 | 18 MPG |
| AMG GT S | 4.0L 8-cyl | Automatic (AM7) | Premium | 16 | 22 | 18 MPG |
| AMG GLE63 S Coupe | 5.5L 8-cyl | Automatic 7-spd | Premium | 14 | 18 | 15 MPG |
| AMG GLE63 S | 5.5L 8-cyl | Automatic 7-spd | Premium | 13 | 17 | 15 MPG |
2016 Mercedes-Benz S: engines & MPG
The 2016 S was EPA-rated in 8 versions (4.0L 8-cyl, 5.5L 8-cyl, 6.0L 12-cyl), with combined economy from 15 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| AMG C63 S | 4.0L 8-cyl | Automatic 7-spd | Premium | 18 | 25 | 20 MPG |
| AMG GT S | 4.0L 8-cyl | Automatic (AM7) | Premium | 16 | 22 | 18 MPG |
| AMG E63 S 4matic | 5.5L 8-cyl | Automatic 7-spd | Premium | 15 | 22 | 18 MPG |
| AMG E63 S 4matic (wagon) | 5.5L 8-cyl | Automatic 7-spd | Premium | 16 | 21 | 18 MPG |
| AMG CLS63 S 4matic | 5.5L 8-cyl | Automatic 7-spd | Premium | 16 | 22 | 18 MPG |
| Maybach S 600 | 6.0L 12-cyl | Automatic 7-spd | Premium | 13 | 20 | 15 MPG |
| AMG GLE63 S Coupe | 5.5L 8-cyl | Automatic 7-spd | Premium | 14 | 18 | 15 MPG |
| AMG GLE63 S | 5.5L 8-cyl | Automatic 7-spd | Premium | 13 | 17 | 15 MPG |
2015 Mercedes-Benz S: engines & MPG
The 2015 S was EPA-rated in 4 versions (4.0L 8-cyl, 5.5L 8-cyl), with combined economy from 18 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| AMG C63 S | 4.0L 8-cyl | Automatic 7-spd | Premium | 18 | 24 | 20 MPG |
| CLS63 AMG S 4matic | 5.5L 8-cyl | Automatic 7-spd | Premium | 16 | 22 | 18 MPG |
| E63 AMG S 4matic (wagon) | 5.5L 8-cyl | Automatic 7-spd | Premium | 16 | 21 | 18 MPG |
| E63 AMG S 4matic | 5.5L 8-cyl | Automatic 7-spd | Premium | 15 | 22 | 18 MPG |
2014 Mercedes-Benz S: engines & MPG
The 2014 S was EPA-rated in 5 versions (5.5L 8-cyl), with combined economy from 18 to 19 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| E63 AMG S | 5.5L 8-cyl | Automatic 7-spd | Premium | 16 | 24 | 19 MPG |
| CLS63 AMG S | 5.5L 8-cyl | Automatic 7-spd | Premium | 16 | 25 | 19 MPG |
| E63 AMG S 4matic | 5.5L 8-cyl | Automatic 7-spd | Premium | 15 | 22 | 18 MPG |
| E63 AMG S 4matic (wagon) | 5.5L 8-cyl | Automatic 7-spd | Premium | 16 | 21 | 18 MPG |
| CLS63 AMG S 4matic | 5.5L 8-cyl | Automatic 7-spd | Premium | 16 | 22 | 18 MPG |
Frequently asked questions
What MPG does a Mercedes-Benz S get?
Depending on year and engine, EPA combined ratings for the S range from 16 to 23 MPG. The most efficient rated version is the 2026 model year.
What engines does the 2026 Mercedes-Benz S have?
The 2026 S was EPA-rated with 2.0L 4-cyl, 4.0L 8-cyl engines — see the 2026 table above for each version's exact city/highway figures.
Does the Mercedes-Benz S require premium gas?
Yes — every EPA-rated gas S version specifies premium gasoline.
Is there a hybrid or electric S?
Yes — the ratings above include hybrid versions; look for them in the per-year tables.
https://vehisales.com/research/fuel-economy/mercedes-benz/s.
Fuel economy of other models
Mercedes-Benz GLE-Class MPG by year · Mercedes-Benz C-Class MPG by year · Mercedes-Benz GLC-Class MPG by year · Mercedes-Benz E-Class MPG by year
See also: Mercedes-Benz S hub — live listings, prices & reliability · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].