2025 · Midsize Car · Hybrid

2025 Audi A6 Hybrid MPG & fuel economy

The 2025 Audi A6 Hybrid is a midsize car offered in 2 EPA-rated configurations. The most efficient version returns 26 MPG combined (24 city / 31 highway) on premium gasoline. Across the lineup, combined ratings range from 25 to 26 MPG. Efficiency is unchanged from the 2024 model. Among 42 midsize cars rated for 2025, it ranks 29th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,279 a year to fuel.

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Combined 26 MPG 24 MPG city · 31 MPG hwy

Driving range — not published for this model

Your fuel cost $2,279 15,000 mi/yr · $15.19 per 100 mi

Class rank, 2025 #29 of 42 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 2025 Audi A6 Hybrid's fuel average is 11.1 km/L (9.0 L/100 km), or 26 MPG combined: 10.2 km/L in the city and 13.2 km/L on the highway.

	MPG	km/L	L/100 km
City	24	10.2	9.8
Highway	31	13.2	7.6
Combined	26	11.1	9.0

How it ranks among 2025 Midsize Cars

Full class ranking →

1Tesla Model 3137 MPGe $664
2Hyundai Ioniq 6135 MPGe $675
3Toyota Prius Plug-in Hybrid127 MPGe + 52 MPG $758
4Polestar 2114 MPGe $799
5Toyota Prius57 MPG $816
···
29Audi A6 Hybrid26 MPG $2,279
···
42Audi RS Hybrid17 MPG $3,485

2025 A6 HybridOther midsize carsClass median: $1,715/yr

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

A6 Hybrid MPG across model years

Full history →

2 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
AWD · 2.0L 4-cyl turbo · 7-speed dual-clutch A6 quattro	Hybrid	24 MPG	31 MPG	26 MPG	—	$2,279
AWD · 3.0L 6-cyl turbo · 7-speed dual-clutch A6 quattro	Hybrid	22 MPG	30 MPG	25 MPG	—	$2,370

Specs (most efficient configuration)

Fuel: Premium gasoline
Engine / motor: 2.0L 4-cyl turbo
Transmission: 7-speed dual-clutch
Drivetrain: AWD
Passenger volume: 99 cu ft
Cargo volume: 14 cu ft
Tailpipe CO₂: 339 g/mi
EPA fuel economy score: 5/10
EPA greenhouse gas score: 5/10

2025 Audi A6 Hybrid vs. rivals

vs Cadillac CT5 26 MPG · $2,279/yr Same fuel cost vs Lexus LS Hybrid 25 MPG · $2,370/yr A6 Hybrid saves $91/yr vs Alfa Romeo Giulia 27 MPG · $2,194/yr Giulia saves $84/yr vs Volvo S90 Hybrid 26 MPG · $2,279/yr Same fuel cost vs Mercedes-Benz E-Class Hybrid 28 MPG · $2,116/yr E-Class Hybrid saves $163/yr vs Lexus LS 22 MPG · $2,693/yr A6 Hybrid saves $414/yr vs BMW 5 Series Hybrid 31 MPG · $1,911/yr 5 Series Hybrid saves $368/yr vs BMW M Plug-in Hybrid 50 MPGe + 14 MPG · $2,760/yr A6 Hybrid saves $481/yr vs Mercedes-Benz E-Class Plug-in Hybrid 59 MPGe + 23 MPG · $1,847/yr E-Class Plug-in Hybrid saves $432/yr vs BMW 5 Series Plug-in Hybrid 67 MPGe + 24 MPG · $1,768/yr 5 Series Plug-in Hybrid saves $510/yr vs Bentley Flying Spur Plug-in Hybrid 46 MPGe + 19 MPG · $2,190/yr Flying Spur Plug-in Hybrid saves $89/yr

Compare the 2025 A6 Hybrid

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Frequently asked questions

What is the gas mileage of the 2025 Audi A6 Hybrid?

Up to 26 MPG combined (24 city / 31 highway); ratings range from 25 to 26 MPG depending on configuration.

What fuel does the 2025 Audi A6 Hybrid use?

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

What is the fuel average in km/L for the 2025 Audi A6 Hybrid?