2027 · Large Car · Hybrid

2027 Mercedes-Benz S-Class Hybrid MPG & fuel economy

The 2027 Mercedes-Benz S-Class Hybrid is a large car offered in 3 EPA-rated configurations. The most efficient version returns 23 MPG combined (20 city / 28 highway) on premium gasoline. Across the lineup, combined ratings range from 18 to 23 MPG. Efficiency is unchanged from the 2026 model. Among 16 large cars rated for 2027, it ranks 10th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,576 a year to fuel.

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Combined 23 MPG 20 MPG city · 28 MPG hwy

Driving range — not published for this model

Your fuel cost $2,576 15,000 mi/yr · $17.17 per 100 mi

Class rank, 2027 #10 of 16 Large 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 2027 Mercedes-Benz S-Class Hybrid's fuel average is 9.8 km/L (10.2 L/100 km), or 23 MPG combined: 8.5 km/L in the city and 11.9 km/L on the highway.

	MPG	km/L	L/100 km
City	20	8.5	11.8
Highway	28	11.9	8.4
Combined	23	9.8	10.2

How it ranks among 2027 Large Cars

Full class ranking →

1Lucid Air146 MPGe $624
2Audi A6 e-tron127 MPGe $716
3Audi S6 e-tron103 MPGe $883
4Hyundai Sonata Hybrid51 MPG $912
5BMW i795 MPGe $958
···
10Mercedes-Benz S-Class Hybrid23 MPG $2,576
···
16Rolls-Royce Ghost13 MPG $4,558

2027 S-Class HybridOther large carsClass median: $1,914/yr

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

S-Class Hybrid MPG across model years

Full history →

3 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
AWD · 3.0L 6-cyl turbo · 9-speed automatic S500 4matic	Hybrid	20 MPG	28 MPG	23 MPG	—	$2,576
AWD · 4.0L 8-cyl turbo · 9-speed automatic S580 4matic	Hybrid	16 MPG	24 MPG	19 MPG	—	$3,118
AWD · 4.0L 8-cyl turbo · 9-speed automatic S580 4matic Maybach	Hybrid	15 MPG	24 MPG	18 MPG	—	$3,292

Specs (most efficient configuration)

Fuel: Premium gasoline
Engine / motor: 3.0L 6-cyl turbo
Transmission: 9-speed automatic
Drivetrain: AWD
Passenger volume: 112 cu ft
Cargo volume: 13 cu ft
Tailpipe CO₂: 386 g/mi
EPA fuel economy score: 5/10
EPA greenhouse gas score: 5/10

2027 Mercedes-Benz S-Class Hybrid vs. rivals

vs Audi A8 Hybrid 22 MPG · $2,693/yr S-Class Hybrid saves $117/yr vs Genesis G80 23 MPG · $2,576/yr Same fuel cost vs BMW 7 Series Hybrid 26 MPG · $2,279/yr 7 Series Hybrid saves $297/yr vs Audi S8 Hybrid 18 MPG · $3,292/yr S-Class Hybrid saves $716/yr vs Mercedes-Benz S-Class 14 MPG · $4,232/yr S-Class Hybrid saves $1,656/yr vs BMW i7 95 MPGe · $958/yr i7 saves $1,618/yr vs Audi S6 e-tron 103 MPGe · $883/yr S6 e-tron saves $1,693/yr vs Audi A6 e-tron 127 MPGe · $716/yr A6 e-tron saves $1,861/yr vs Lucid Air 146 MPGe · $624/yr Air saves $1,952/yr vs Rolls-Royce Ghost 13 MPG · $4,558/yr S-Class Hybrid saves $1,982/yr vs Rolls-Royce Phantom 13 MPG · $4,558/yr S-Class Hybrid saves $1,982/yr

Compare the 2027 S-Class Hybrid

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

Same year, other powertrains: 2027 Mercedes-Benz S-Class (14 MPG)

Frequently asked questions

What is the gas mileage of the 2027 Mercedes-Benz S-Class Hybrid?

Up to 23 MPG combined (20 city / 28 highway); ratings range from 18 to 23 MPG depending on configuration.

What fuel does the 2027 Mercedes-Benz S-Class Hybrid use?

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

What is the fuel average in km/L for the 2027 Mercedes-Benz S-Class Hybrid?