Skip to content
GizmoDriver

2026 Mercedes-Benz S-Class mpg

Combined mpg, S 500 4MATIC AWD

23mpg

Pick another car

12,000 miles a year. Gas $3.20. Power 17 cents per kWh. Plug-in trims: 50% electric miles.

1020304050607080Median 26S-Class: 23 mpg
59 sedans (2026), one trim per model: the cheapest with a rating. Median 26 mpg.
2026 Mercedes-Benz S-Class mpg by trim
TrimEngineDriveCity mpgHwy mpgCombinedTank, galMiles per tankCost a year
S 500 4MATIC AWD3.0L 6cylAWD20292320.0460$1,670
S 580e 4MATIC AWD3.0L 6cylAWD12202317.7407$1,670
S 580 4MATIC AWD4.0L 8cylAWD17272020.0400$1,920
Maybach S 580 4MATIC4.0LAWD16272020.0400$1,920
AMG S 63 E 4MATIC Sedan4.0LAWD12201520.0300$2,560
AMG S 63 E Performance 4MATICN/AAWD12201520.0300$2,560
Maybach S 680 4MATIC6.0LAWD12201520.0300$2,560
Mercedes-AMG S-Class S 63 E Performance 4MATIC+ AWD4.0L 8cylAWD122015N/AN/A$2,560

Plug-in trims: 50% electric miles.

Fuel cost

S 500 4MATIC AWD, 23 mpg combined.

Per year
$1,670
Per month
$139
Per mile
13.9 cents
Fill the tank
$64.00
  • Top trim: Maybach S 680 4MATIC. $2,560 a year. $890 more than the S 500 4MATIC AWD.

Plug-in hybrid trims

2026 Mercedes-Benz S-Class plug-in trims
TrimElectric range, miMPGekWh per 100 miGas mpgCost a year
S 580e 4MATIC AWD47N/AN/A23$1,670

Cost a year: 50% electric miles, the rest on gas.

Trip cost

S 500 4MATIC AWD: 29 mpg highway
TripGallonsCost
100 miles3.4$11.03
300 miles10.3$33.10
500 miles17.2$55.17
1,000 miles34.5$110

Commute cost

Per month
$121
Per year
$1,447
Miles a month
867

S 500 4MATIC AWD. 20 miles each way, 5 days a week.

Is 23 mpg good? No. Beats 43% of 2026 cars.

MPG by year

16182022242009201220152018202120242026
S-Class: combined mpg of the cheapest rated trim, 2009 to 2026.

S-Class by year: price, hp, mpg, size

Rivals

2026 Mercedes-Benz S-Class and rivals
CarCheapest trimMPG or rangeCompare
2026 Mercedes-Benz S-ClassS 500 4MATIC AWD23 mpg
2026 BMW M5AWD14 mpgCompare
2026 Porsche PanameraRWD21 mpgCompare
2026 Audi S e-tron GTPremium Plus AWD300 mi rangeCompare
2026 Audi S8Base Style AWD18 mpgCompare
2026 Audi RS 7performance AWD16 mpgCompare
2026 Porsche TaycanRWD274 mi range

What this cannot tell you

EPA ratings. Your own mpg will differ.

Gas prices change by state and by week.

How values are checked