2021 · Midsize Car · Gas

2021 Mercedes-Benz E-Class MPG & fuel economy

The 2021 Mercedes-Benz E-Class is a midsize car offered in 3 EPA-rated configurations. The most efficient version returns 25 MPG combined (22 city / 31 highway) on premium gasoline. Across the lineup, combined ratings range from 18 to 25 MPG. That's down 1 MPG from the 2020 model. Among 54 midsize cars rated for 2021, it ranks 40th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,370 a year to fuel.

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Combined 25 MPG 22 MPG city · 31 MPG hwy

Driving range — not published for this model

Your fuel cost $2,370 15,000 mi/yr · $15.80 per 100 mi

Class rank, 2021 #40 of 54 Midsize Cars by fuel cost

What will it cost you?

Your mileage and prices are saved and used across the site.

Miles per year Premium gas $/gal

Fuel average

The 2021 Mercedes-Benz E-Class's fuel average is 10.6 km/L (9.4 L/100 km), or 25 MPG combined: 9.4 km/L in the city and 13.2 km/L on the highway.

	MPG	km/L	L/100 km
City	22	9.4	10.7
Highway	31	13.2	7.6
Combined	25	10.6	9.4

How it ranks among 2021 Midsize Cars

Full class ranking →

1Tesla Model 3142 MPGe $640
2Hyundai Ioniq EV133 MPGe $686
3Toyota Prius Prime133 MPGe + 54 MPG $763
4Hyundai Ioniq Plug-in Hybrid119 MPGe + 52 MPG $815
5Nissan Leaf111 MPGe $821
···
40Mercedes-Benz E-Class25 MPG $2,370
···
54Honda Clarity68 MPGe $7,941

2021 E-ClassOther midsize carsClass median: $1,689/yr

Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.

E-Class MPG across model years

Full history →

3 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
RWD · 2.0L 4-cyl turbo · 9-speed automatic E350	Gas	22 MPG	31 MPG	25 MPG	—	$2,370
4WD · 2.0L 4-cyl turbo · 9-speed automatic E350 4matic	Gas	22 MPG	30 MPG	25 MPG	—	$2,370
4WD · 4.0L 8-cyl turbo · 9-speed automatic AMG E63 S 4matic Plus	Gas	16 MPG	23 MPG	18 MPG	—	$3,292

Specs (most efficient configuration)

Fuel: Premium gasoline
Engine / motor: 2.0L 4-cyl turbo
Transmission: 9-speed automatic
Drivetrain: RWD
Passenger volume: 98 cu ft
Cargo volume: 13 cu ft
Tailpipe CO₂: 349 g/mi
EPA fuel economy score: 5/10
EPA greenhouse gas score: 5/10

2021 Mercedes-Benz E-Class vs. rivals

vs Audi A6 Hybrid 26 MPG · $2,279/yr A6 Hybrid saves $91/yr vs Cadillac CT5 26 MPG · $2,279/yr CT5 saves $91/yr vs Volvo S90 25 MPG · $2,370/yr Same fuel cost vs BMW 5 Series Hybrid 27 MPG · $2,194/yr 5 Series Hybrid saves $176/yr vs Audi A7 Hybrid 24 MPG · $2,469/yr E-Class saves $99/yr vs Alfa Romeo Giulia 27 MPG · $2,194/yr Giulia saves $176/yr vs Infiniti Q50 23 MPG · $2,576/yr E-Class saves $206/yr vs Audi S6 Hybrid 22 MPG · $2,693/yr E-Class saves $323/yr vs BMW 5 Series 28 MPG · $2,116/yr 5 Series saves $254/yr vs Lexus LS 22 MPG · $2,693/yr E-Class saves $323/yr vs Audi S7 Hybrid 22 MPG · $2,693/yr E-Class saves $323/yr vs Audi RS 21 MPG · $2,821/yr E-Class saves $451/yr

Compare the 2021 E-Class

With any other car from any year, including other E-Class model years. Type a year to jump, e.g. "2015 Accord".

Same year, other powertrains: 2021 Mercedes-Benz E-Class Hybrid (26 MPG)

Frequently asked questions

What is the gas mileage of the 2021 Mercedes-Benz E-Class?

Up to 25 MPG combined (22 city / 31 highway); ratings range from 18 to 25 MPG depending on configuration.

What fuel does the 2021 Mercedes-Benz E-Class use?

Premium gasoline (premium is required or recommended by the manufacturer).

What is the fuel average in km/L for the 2021 Mercedes-Benz E-Class?