Which year to buy
Bar height: serious owner complaints to NHTSA for that year per car on the road, against this model's usual year.
2011GOOD BUYSerious complaints 0.9× usual
17 serious complaints of 19, the most about fuel system (4) and engine (4); per car on the road, 0.9× this model's usual year.
What owners report
“My driver side Rear seat underneath is leaking gasoline. FUEL SYSTEM, GASOLINE If the fuel filter flange cracks, it will leak fuel which may lead to a fire if an external ignition source is present. NHTSA CAMPAIGN ID Number: 12V557000”
An owner's complaint to NHTSA about the fuel system, May 2024
“The contact owns a 2011 mercedes-benz s400. The contact stated that the vehicle failed to start intermittently. The hybrid battery warning light was illuminated. The contact stated that the interior lights were inoperable.”
An owner's complaint to NHTSA about the engine, Mar 2021
19 owner complaints · 0 recalls · EPA combined: 14–21 mpg · NHTSA: Not rated · 2011 trims and features
Every S-Class year's verdict →
Verdicts computed from NHTSA owner complaints, defect investigations and recalls. Cars on the road from New York State registrations. (How we judge.) Data checked 2026-10-06.
Trims and features
Engines: 3.5L 6-cyl hybrid; 5.5L 12-cyl turbo; 5.5L 8-cyl; 5.5L 8-cyl turbo; 6.0L 12-cyl turbo · Drive: 4WD, RWD
2011 S-Class trims
| S400 Hybrid | S550 | S550 4-MATIC | S600 Bi-T | S63 AMG | S65 AMG |
|---|
base price, seating and driver-assistance equipment from NHTSA's vehicle database (vPIC), as Mercedes-Benz reports it. Tech and comfort features (CarPlay, heated seats, sunroof) for Mercedes-Benz aren't in our data yet. "—": not verified in our sources. "Varies": standard on some versions of the trim.
Year by year
| Year | Engines | Drive | Fuel economy | Crash rating | Recalls | Owner complaints | Most-reported problem | CarPlay |
|---|---|---|---|---|---|---|---|---|
| 2024 | 3.0L 6-cyl turbo + supercharged, 362–443 hp 4.0L 8-cyl turbo, 496–604 hp 6.0L 12-cyl turbo, 621 hp | AWD | 15–24 mpg | Not rated | 0 | 6 | Electrical system (2) | — |
| 2023 | 3.0L 6-cyl, 362–429 hp 3.0L 6-cyl turbo, 362–429 hp 4.0L 8-cyl turbo, 496–603 hp 6.0L 12-cyl turbo, 621 hp | AWD | 14–23 mpg | Not rated | 0 | 12 | Forward collision avoidance (5) | — |
| 2022 | 3.0L 6-cyl, 362–429 hp 4.0L 8-cyl turbo, 463–603 hp 6.0L 12-cyl turbo, 621 hp | AWD | 15–24 mpg | Not rated | 0 | 48 | Forward collision avoidance (17) | — |
| 2021 | 3.0L 6-cyl, 362–429 hp 4.0L 8-cyl turbo, 463–603 hp | 4WD, RWD | 17–24 mpg | Not rated | 0 | 34 | Electrical system (10) | — |
| 2020 | 3.0L 6-cyl turbo, 362 hp 4.0L 8-cyl turbo, 463–603 hp 6.0L 12-cyl turbo, 621 hp | 4WD, RWD | 16–23 mpg | Not rated | 1 | 8 | Unknown or other (2) | — |
| 2019 | 3.0L 4-cyl turbo, 362 hp 3.0L 6-cyl turbo, 362 hp 4.0L 8-cyl turbo, 463–603 hp 6.0L 12-cyl turbo, 621 hp | 4WD, FWD, RWD | 16–23 mpg | Not rated | 1 | 18 | Unknown or other (5) | — |
| 2018 | 3.0L 6-cyl turbo, 362 hp 4.0L 8-cyl turbo, 463–603 hp 6.0L 12-cyl turbo, 621 hp | 4WD, FWD, RWD | 16–22 mpg | Not rated | 1 | 33 | Engine (7) | — |
| 2017 | 3.0L 6-cyl turbo 4.7L 8-cyl turbo, 449 hp 5.5L 8-cyl turbo, 577 hp 6.0L 12-cyl turbo, 621 hp | 4WD, RWD | 16–26 mpg | Not rated | 0 | 22 | Unknown or other (4) | — |
| 2016 | 3.0L 6-cyl turbo 4.7L 8-cyl turbo 5.5L 8-cyl turbo 6.0L 12-cyl turbo | 4WD, RWD | 15–26 mpg | Not rated | 0 | 29 | Unknown or other (13) | — |
| 2015 | 3.0L 6-cyl turbo 4.7L 8-cyl turbo 5.5L 8-cyl turbo 6.0L 12-cyl turbo | 4WD, RWD | 15–26 mpg | Not rated | 0 | 51 | Unknown or other (10) | — |
| 2014 | 4.7L 8-cyl turbo 5.5L 8-cyl turbo | 4WD, RWD | 18–20 mpg | Not rated | 0 | 25 | Unknown or other (5) | — |
| 2013 | 3.5L 6-cyl hybrid 4.7L 8-cyl turbo 5.5L 12-cyl turbo 5.5L 8-cyl turbo 6.0L 12-cyl turbo | 4WD, RWD | 14–21 mpg | Not rated | 0 | 9 | Electrical system (2) | — |
| 2012 | 3.5L 6-cyl hybrid 4.7L 8-cyl turbo 5.5L 12-cyl turbo 5.5L 8-cyl turbo 6.0L 12-cyl turbo | 4WD, RWD | 14–21 mpg | Not rated | 0 | 14 | Engine (7) | — |
| 2011 | 3.5L 6-cyl hybrid 5.5L 12-cyl turbo 5.5L 8-cyl 5.5L 8-cyl turbo 6.0L 12-cyl turbo | 4WD, RWD | 14–21 mpg | Not rated | 0 | 19 | Fuel/propulsion system (4) | — |
| 2010 | 3.5L 6-cyl hybrid 5.5L 12-cyl turbo 5.5L 8-cyl 6.0L 12-cyl turbo 6.3L 8-cyl | 4WD, RWD | 13–21 mpg | Not rated | 0 | 34 | Electrical system (10) | — |
Owner complaints are unverified reports to NHTSA, counted as filed: older years have had longer to collect them and sales aren't adjusted for, so see Which year to buy for a fair comparison. Most-reported problem: the component named in the most complaints that year. Sources: EPA, NHTSA, Apple.
Which years have…
Every NHTSA-rated version: crash ratings, safety tech, recalls, complaints
| Year | Version | Stars | Forward collision warning | Lane departure warning | Recalls | Complaints |
|---|---|---|---|---|---|---|
| 2024 | Mercedes-Benz S-Class 4 DR AWD | Not Rated | Standard | Standard | 3 | 6 |
| 2024 | Mercedes-Benz S-Class 4 DR RWD | Not Rated | Standard | Standard | 3 | 6 |
| 2024 | Mercedes-Benz S-Class PHEV 4 DR AWD | Not Rated | Standard | Standard | 2 | 6 |
| 2023 | Mercedes-Benz Mercedes-Maybach S-Class 4 DR AWD | Not Rated | Standard | Standard | 9 | 11 |
| 2023 | Mercedes-Benz S-Class 4 DR AWD | Not Rated | Standard | Standard | 10 | 12 |
| 2023 | Mercedes-Benz S-Class Hybrid 4 DR AWD | Not Rated | Standard | Standard | 8 | 3 |
| 2022 | Mercedes-Benz Mercedes-Maybach S-Class 4 DR 4WD | Not Rated | Standard | No | 10 | 47 |
| 2022 | Mercedes-Benz S-Class 4 DR 4WD | Not Rated | Standard | No | 11 | 48 |
| 2022 | Mercedes-Benz S-Class 4 DR RWD | Not Rated | Standard | No | 11 | 48 |
| 2021 | Mercedes-Benz S-Class 2 DR RWD | Not Rated | Standard | No | 17 | 34 |
| 2021 | Mercedes-Benz S-Class 2 DR 4WD | Not Rated | Standard | No | 17 | 34 |
| 2021 | Mercedes-Benz S-Class 4 DR 4WD | Not Rated | No | No | 17 | 34 |
| 2021 | Mercedes-Benz S-Class Cabriolet C RWD | Not Rated | Standard | No | 17 | 34 |
| 2021 | Mercedes-Benz S-Class Cabriolet C 4WD | Not Rated | Standard | No | 17 | 34 |
| 2020 | Mercedes-Benz S-Class 2 DR 4WD | Not Rated | No | No | 7 | 7 |
| 2020 | Mercedes-Benz S-Class 4 DR 4WD | Not Rated | No | No | 7 | 7 |
| 2020 | Mercedes-Benz S-Class 2 DR RWD | Not Rated | No | No | 7 | 7 |
| 2020 | Mercedes-Benz S-Class 4 DR RWD | Not Rated | No | No | 7 | 7 |
| 2020 | Mercedes-Benz S-Class Cabriolet C 4WD | Not Rated | No | No | 7 | 7 |
| 2020 | Mercedes-Benz S-Class Cabriolet C RWD | Not Rated | No | No | 7 | 7 |
| 2020 | Mercedes-Benz S-Class Hybrid 4 DR RWD | Not Rated | No | No | 4 | 5 |
| 2019 | Mercedes-Benz S-Class 2 DR 4WD | Not Rated | Standard | Optional | 14 | 16 |
| 2019 | Mercedes-Benz S-Class 4 DR 4WD | Not Rated | Standard | Optional | 14 | 16 |
| 2019 | Mercedes-Benz S-Class 2 DR RWD | Not Rated | Standard | Optional | 14 | 16 |
| 2019 | Mercedes-Benz S-Class 4 DR RWD | Not Rated | Standard | Optional | 14 | 16 |
| 2019 | Mercedes-Benz S-Class Cabriolet C 4WD | Not Rated | Standard | Optional | 14 | 16 |
| 2019 | Mercedes-Benz S-Class Cabriolet C RWD | Not Rated | Standard | Optional | 14 | 16 |
| 2019 | Mercedes-Benz S560e 4 DR RWD | Not Rated | Standard | Optional | 10 | 9 |
| 2018 | Mercedes-Benz S-Class C RWD | Not Rated | Optional | Optional | 15 | 29 |
| 2018 | Mercedes-Benz S-Class C 4WD | Not Rated | Optional | Optional | 15 | 29 |
| 2018 | Mercedes-Benz S-Class 4 DR RWD | Not Rated | Standard | Optional | 15 | 29 |
| 2018 | Mercedes-Benz S-Class 4 DR 4WD | Not Rated | Standard | Optional | 15 | 29 |
| 2018 | Mercedes-Benz S-Class Coupe 2 DR 2WD | Not Rated | Optional | Optional | 15 | 29 |
| 2018 | Mercedes-Benz S-Class Coupe 2 DR 4WD | Not Rated | Optional | Optional | 15 | 29 |
| 2017 | Mercedes-Benz S-Class C RWD | Not Rated | Optional | Optional | 10 | 22 |
| 2017 | Mercedes-Benz S-Class C 4WD | Not Rated | Optional | Optional | 10 | 22 |
| 2017 | Mercedes-Benz S-Class 4 DR 4WD | Not Rated | Optional | Optional | 10 | 22 |
| 2017 | Mercedes-Benz S-Class 4 DR RWD | Not Rated | Optional | Optional | 10 | 22 |
| 2017 | Mercedes-Benz S-Class Hybrid 4 DR 4WD | Not Rated | Optional | Optional | 10 | 22 |
| 2017 | Mercedes-Benz S-Class Hybrid 4 DR RWD | Not Rated | Optional | Optional | 10 | 22 |
| 2016 | Mercedes-Benz S-Class 4 DR RWD | Not Rated | Optional | Optional | 7 | 29 |
| 2016 | Mercedes-Benz S-Class 4 DR 4WD | Not Rated | Optional | Optional | 7 | 29 |
| 2016 | Mercedes-Benz S-Class 2 DR FWD | Not Rated | Optional | Optional | 7 | 29 |
| 2016 | Mercedes-Benz S-Class 2 DR 4WD | Not Rated | Optional | Optional | 7 | 29 |
| 2016 | Mercedes-Benz S-Class Hybrid 4 DR RWD | Not Rated | Optional | Optional | 7 | 29 |
| 2016 | Mercedes-Benz S-Class Hybrid 4 DR 4WD | Not Rated | Optional | Optional | 7 | 29 |
| 2015 | Mercedes-Benz S-Class 4 DR RWD | Not Rated | Standard | Optional | 9 | 51 |
| 2015 | Mercedes-Benz S-Class 4 DR 4WD | Not Rated | Standard | Optional | 9 | 51 |
| 2015 | Mercedes-Benz S-Class Hybrid 4 DR RWD | Not Rated | Standard | Optional | 5 | 11 |
| 2015 | Mercedes-Benz S-Class Hybrid 4 DR 4WD | Not Rated | Standard | Optional | 5 | 11 |
| 2014 | Mercedes-Benz S-CLASS 4 DR 4WD | Not Rated | Standard | Optional | 6 | 25 |
| 2014 | Mercedes-Benz S-CLASS 4 DR RWD | Not Rated | Standard | Optional | 6 | 25 |
| 2013 | Mercedes-Benz S-Class 4 DR 4WD | Not Rated | Optional | Optional | 0 | 9 |
| 2013 | Mercedes-Benz S-Class 4 DR RWD | Not Rated | Optional | Optional | 0 | 9 |
| 2013 | Mercedes-Benz S-Class Hybrid 4 DR RWD | Not Rated | Optional | No | 0 | 9 |
| 2012 | Mercedes-Benz S-Class 4 DR AWD | Not Rated | Optional | Optional | 3 | 14 |
| 2012 | Mercedes-Benz S-Class 4 DR RWD | Not Rated | Optional | Optional | 3 | 14 |
| 2011 | Mercedes-Benz S-Class 4 DR RWD | Not Rated | No | No | 2 | 19 |
| 2010 | Mercedes-Benz S-Class 4-DR w/SAB | Not Rated | Optional | Optional | 0 | 34 |
Source: NHTSA.
Every EPA-rated version: engines and combined mpg
| Year | EPA model | Engines | Combined |
|---|---|---|---|
| 2024 | Maybach S680 4matic | Auto 9-spd, 12 cyl, 6.0 L, Turbo | 15 |
| 2024 | S500 4matic | Auto 9-spd, 6 cyl, 3.0 L, Turbo, Sup Charg | 24 |
| 2024 | S580 4matic | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 21 |
| 2024 | S580 4matic Maybach | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 21 |
| 2023 | Maybach S680 4matic | Auto 9-spd, 12 cyl, 6.0 L, Turbo | 14 |
| 2023 | S500 4matic | Auto 9-spd, 6 cyl, 3.0 L | 23 |
| 2023 | S580 4matic | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 19 |
| 2023 | S580 4matic Maybach | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 18 |
| 2023 | S580e 4matic | Auto 9-spd, 6 cyl, 3.0 L, Turbo | 23 |
| 2022 | Maybach S680 4matic | Auto 9-spd, 12 cyl, 6.0 L, Turbo | 15 |
| 2022 | S500 4matic | Auto 9-spd, 6 cyl, 3.0 L | 24 |
| 2022 | S580 4matic | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 19 |
| 2022 | S580 4matic Maybach | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 18 |
| 2021 | AMG S63 4matic Plus Convertible | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 17 |
| 2021 | AMG S63 4matic Plus Coupe | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 19 |
| 2021 | S500 4matic | Auto 9-spd, 6 cyl, 3.0 L | 24 |
| 2021 | S560 4matic Coupe | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2021 | S560 Convertible | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2021 | S580 4matic | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2021 | S580 4matic Maybach | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 19 |
| 2020 | AMG S63 4matic Plus | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2020 | AMG S63 4matic Plus Convertible | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 18 |
| 2020 | AMG S63 4matic Plus Coupe | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2020 | AMG S65 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2020 | Maybach S650 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2020 | S450 | Auto 9-spd, 6 cyl, 3.0 L, Turbo | 22 |
| 2020 | S450 4matic | Auto 9-spd, 6 cyl, 3.0 L, Turbo | 22 |
| 2020 | S560 | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 21 |
| 2020 | S560 4matic | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 21 |
| 2020 | S560 4matic Coupe | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2020 | S560 4matic Maybach | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 19 |
| 2020 | S560 Convertible | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2020 | S560e | Auto 9-spd, 6 cyl, 3.0 L, Turbo | 23 |
| 2019 | AMG S63 4matic | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2019 | AMG S63 4matic Convertible | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 18 |
| 2019 | AMG S63 4matic Coupe | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2019 | AMG S65 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2019 | AMG S65 Convertible | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2019 | AMG S65 Coupe | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2019 | Maybach S560 4matic | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 19 |
| 2019 | Maybach S650 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2019 | S450 | Auto 9-spd, 6 cyl, 3.0 L, Turbo | 22 |
| 2019 | S450 4matic | Auto 9-spd, 6 cyl, 3.0 L, Turbo | 22 |
| 2019 | S560 | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 21 |
| 2019 | S560 4matic | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 21 |
| 2019 | S560 4matic Coupe | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2019 | S560 Convertible | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2019 | S560e | Auto 9-spd, 4 cyl, 3.0 L, Turbo | 23 |
| 2018 | AMG S63 4matic | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2018 | AMG S63 4matic Convertible | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 18 |
| 2018 | AMG S63 4matic Coupe | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2018 | AMG S65 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2018 | AMG S65 Convertible | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2018 | AMG S65 Coupe | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2018 | Maybach S560 4matic | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 19 |
| 2018 | Maybach S650 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2018 | S450 | Auto 9-spd, 6 cyl, 3.0 L, Turbo | 22 |
| 2018 | S450 4matic | Auto 9-spd, 6 cyl, 3.0 L, Turbo | 22 |
| 2018 | S560 | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 21 |
| 2018 | S560 4matic | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 21 |
| 2018 | S560 4matic Coupe | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 21 |
| 2018 | S560 Convertible | Auto 9-spd, 8 cyl, 4.0 L, Turbo | 20 |
| 2017 | AMG S63 4matic | Auto 7-spd, 8 cyl, 5.5 L, Turbo | 18 |
| 2017 | AMG S63 4matic Convertible | Auto 7-spd, 8 cyl, 5.5 L, Turbo | 17 |
| 2017 | AMG S63 4matic Coupe | Auto 7-spd, 8 cyl, 5.5 L, Turbo | 18 |
| 2017 | AMG S65 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2017 | Maybach S550 4matic | Auto 9-spd, 8 cyl, 4.7 L, Turbo | 19 |
| 2017 | Maybach S600 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2017 | Maybach S650 Convertible | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2017 | S550 | Auto 9-spd, 8 cyl, 4.7 L, Turbo | 21 |
| 2017 | S550 4matic | Auto 9-spd, 8 cyl, 4.7 L, Turbo | 20 |
| 2017 | S550 4matic Coupe | Auto 9-spd, 8 cyl, 4.7 L, Turbo | 20 |
| 2017 | S550 Convertible | Auto 9-spd, 8 cyl, 4.7 L, Turbo | 20 |
| 2017 | S550e | Auto 7-spd, 6 cyl, 3.0 L, Turbo | 26 |
| 2017 | S600 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2017 | S65 AMG Convertible | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2017 | S65 AMG Coupe | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2016 | AMG S63 4matic | Auto 7-spd, 8 cyl, 5.5 L, Turbo | 18 |
| 2016 | AMG S63 4matic Coupe | Auto 7-spd, 8 cyl, 5.5 L, Turbo | 18 |
| 2016 | AMG S65 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 15 |
| 2016 | AMG S65 Coupe | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 15 |
| 2016 | Maybach S 600 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 15 |
| 2016 | S550 | Auto 7-spd, 8 cyl, 4.7 L, Turbo | 20 |
| 2016 | S550 4matic | Auto 7-spd, 8 cyl, 4.7 L, Turbo | 19 |
| 2016 | S550 4matic Coupe | Auto 7-spd, 8 cyl, 4.7 L, Turbo | 19 |
| 2016 | S550e | Auto 7-spd, 6 cyl, 3.0 L, Turbo | 26 |
| 2016 | S600 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2015 | S550 | Auto 7-spd, 8 cyl, 4.7 L, Turbo | 20 |
| 2015 | S550 4matic | Auto 7-spd, 8 cyl, 4.7 L, Turbo | 19 |
| 2015 | S550 4matic Coupe | Auto 7-spd, 8 cyl, 4.7 L, Turbo | 19 |
| 2015 | S550e | Auto 7-spd, 6 cyl, 3.0 L, Turbo | 26 |
| 2015 | S600 | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 16 |
| 2015 | S63 AMG 4matic | Auto 7-spd, 8 cyl, 5.5 L, Turbo | 18 |
| 2015 | S63 AMG 4matic Coupe | Auto 7-spd, 8 cyl, 5.5 L, Turbo | 18 |
| 2015 | S65 AMG | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 15 |
| 2015 | S65 AMG Coupe | Auto 7-spd, 12 cyl, 6.0 L, Turbo | 15 |
| 2014 | S550 | Auto 7-spd, 8 cyl, 4.7 L, Turbo | 20 |
| 2014 | S550 4matic | Auto 7-spd, 8 cyl, 4.7 L, Turbo | 19 |
| 2014 | S63 AMG 4matic | Auto 7-spd, 8 cyl, 5.5 L, Turbo | 18 |
| 2013 | S400 Hybrid | Auto 7-spd, 6 cyl, 3.5 L | 21 |
| 2013 | S550 | Auto 7-spd, 8 cyl, 4.7 L, Turbo | 19 |
| 2013 | S550 4matic | Auto 7-spd, 8 cyl, 4.7 L, Turbo | 18 |
| 2013 | S600 | Auto 5-spd, 12 cyl, 5.5 L, Turbo | 14 |
| 2013 | S63 AMG | Auto 7-spd, 8 cyl, 5.5 L, Turbo | 18 |
| 2013 | S65 AMG | Auto 5-spd, 12 cyl, 6.0 L, Turbo | 15 |
| 2012 | S400 Hybrid | Auto 7-spd, 6 cyl, 3.5 L | 21 |
| 2012 | S550 | Auto 7-spd, 8 cyl, 4.7 L, Turbo | 19 |
| 2012 | S550 4matic | Auto 7-spd, 8 cyl, 4.7 L, Turbo | 18 |
| 2012 | S600 | Auto 5-spd, 12 cyl, 5.5 L, Turbo | 14 |
| 2012 | S63 AMG | Auto 7-spd, 8 cyl, 5.5 L, Turbo | 18 |
| 2012 | S65 AMG | Auto 5-spd, 12 cyl, 6.0 L, Turbo | 15 |
| 2011 | S400 Hybrid | Auto 7-spd, 6 cyl, 3.5 L | 21 |
| 2011 | S550 | Auto 7-spd, 8 cyl, 5.5 L | 18 |
| 2011 | S550 4matic | Auto 7-spd, 8 cyl, 5.5 L | 17 |
| 2011 | S600 | Auto 5-spd, 12 cyl, 5.5 L, Turbo | 14 |
| 2011 | S63 AMG | Auto 7-spd, 8 cyl, 5.5 L, Turbo | 18 |
| 2011 | S65 AMG | Auto 5-spd, 12 cyl, 6.0 L, Turbo | 14 |
| 2010 | S400 Hybrid | Auto 7-spd, 6 cyl, 3.5 L | 21 |
| 2010 | S550 | Auto 7-spd, 8 cyl, 5.5 L | 18 |
| 2010 | S550 4matic | Auto 7-spd, 8 cyl, 5.5 L | 17 |
| 2010 | S600 | Auto 5-spd, 12 cyl, 5.5 L, Turbo | 13 |
| 2010 | S63 AMG | Auto 7-spd, 8 cyl, 6.3 L | 14 |
| 2010 | S65 AMG | Auto 5-spd, 12 cyl, 6.0 L, Turbo | 13 |
Source: fueleconomy.gov.