Mercedes-Benz · 2015–2025 · Plug-in hybrid

Mercedes-Benz S-Class Plug-in Hybrid MPG by year

The EPA has rated 7 model years of the Mercedes-Benz S-Class Plug-in Hybrid, from 2015 to 2025. The most fuel-efficient year is the 2023, at 49 MPGe + 23 MPG combined in its best configuration. The best 2025 model is 12% less efficient than the best 2015 model (23 vs. 26 MPG).

Most efficient year202349 MPGe + 23 MPG combined
Latest (2025)63 MPGe + 23 MPG$1,736/yr to fuel
First rated (2015)58 MPGe + 26 MPG$2,037/yr at today's prices
Model years rated78 configurations

Combined MPG by model year

  • S-Class Plug-in Hybrid, most efficient version
  • Range across configurations
  • Class median

Shaded band: range across that year's configurations. Class median: same-year models in the same class, rated in MPG. Click a point to open that model year; the table below lists every value.

Every S-Class Plug-in Hybrid model year

YearTypeBest combinedCity / HwyClass medianRangeConfigsFuel / yr
2025 Plug-in hybrid 63 MPGe + 23 MPG
lowest 18
20 / 29 24 470 mi 2 $1,736
2023 Plug-in hybrid 49 MPGe + 23 MPG 20 / 29 23 470 mi 1 $1,714
2020 Plug-in hybrid 64 MPGe + 23 MPG 21 / 26 22.5 510 mi 1 $2,017
2019 Plug-in hybrid 64 MPGe + 23 MPG 21 / 26 22.5 510 mi 1 $2,018
2017 Plug-in hybrid 58 MPGe + 26 MPG 24 / 30 23 450 mi 1 $2,037
2016 Plug-in hybrid 58 MPGe + 26 MPG 24 / 30 22 450 mi 1 $2,037
2015 Plug-in hybrid 58 MPGe + 26 MPG 24 / 30 22 450 mi 1 $2,037

Fuel cost uses today's default prices for every year so model years compare like for like. Sort any column.

Compare S-Class Plug-in Hybrid model years

See how much a newer S-Class Plug-in Hybrid would save over an older one.

Models similar to the Mercedes-Benz S-Class Plug-in Hybrid

Other Mercedes-Benz S-Class versions

Frequently asked questions

Which Mercedes-Benz S-Class Plug-in Hybrid year has the best fuel economy?

The 2023 Mercedes-Benz S-Class Plug-in Hybrid, rated up to 49 MPGe + 23 MPG combined. At 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, that works out to about $1,714 a year.

Which Mercedes-Benz S-Class Plug-in Hybrid year has the worst fuel economy?

The 2015 model, whose most efficient version is rated 58 MPGe + 26 MPG combined (about $2,037 a year to fuel).

What is the fuel economy of the latest Mercedes-Benz S-Class Plug-in Hybrid?

The 2025 Mercedes-Benz S-Class Plug-in Hybrid is rated up to 63 MPGe + 23 MPG combined.

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