Audi · Large cars · Hybrid
Audi A8 Hybrid: MPG and annual fuel cost, 2026
Rated at 22 MPG combined for 2026, the Audi A8 Hybrid is 17th of 25 large cars, in the lower half.
- 22MPG combined17th of 25 in class
- $3,750a year in fuel18th of 25 in class
- 414g/mile CO2
Where it stands
Compared only with the hybrid models of its class it is 6th of 8 hybrid large cars, in the lower half. The median of that narrower group is 25.5 MPG, against 28 MPG for all large cars together.
Across every class it is tied for 67th of 88 hybrid models, in the bottom quarter.
Audi has 22 models in the 2026 data. This one ranks 14th of them on combined rating, against a make median of 23 MPG.
In its class, just ahead of it is the Genesis G80 at 23 MPG and just behind it is the Genesis G90 at 21 MPG.
Fuel cost and CO2
The file prices the fuel for its most efficient version at about $3,750 a year, assuming 15,000 miles a year with 55% of them in the city and premium gasoline at $5.48 per gallon. That is $800 more than the large cars median of $2,950, which makes it 18th of 25 large cars, in the lower half.
It emits 414 g of CO2 per mile from the tailpipe; the large cars median is 298, a difference of 116 g/mile.
Rated versions
In the city the most efficient version is rated 19 and on the highway 27, 8 better on the open road. The data lists one version for 2026: A8 quattro: 3.0 L, 6 cyl hybrid, Automatic (S8), AWD.
| Version | Combined MPG | City MPG | Highway MPG | Annual fuel cost | CO2 g/mile |
|---|---|---|---|---|---|
| A8 quattro: 3.0 L, 6 cyl hybrid, Automatic (S8), AWD | 22 | 19 | 27 | $3,750 | 414 |
Year by year
The Audi A8 Hybrid is in the data for 8 of the 8 model years from 2019 to 2026. Its best combined rating is 22 MPG in both 2019 and 2026. The number of rated versions shrank from 2 to 1.
| Model year | Versions | Best MPG | Lowest MPG | Fuel cost | CO2 g/mi | Class median |
|---|---|---|---|---|---|---|
| 2026 | 1 | 22 | 22 | $3,750 | 414 | 28 |
| 2025 | 1 | 22 | 22 | $3,750 | 414 | 26.5 |
| 2024 | 1 | 22 | 22 | $3,750 | 400 | 26.5 |
| 2023 | 1 | 22 | 22 | $3,750 | 398 | 23 |
| 2022 | 1 | 22 | 22 | $3,750 | 399 | 24 |
| 2021 | 2 | 21 | 18 | $3,900 | 430 | 23 |
| 2020 | 2 | 21 | 18 | $3,900 | 430 | 23 |
| 2019 | 2 | 22 | 18 | $3,750 | 405 | 23 |
Similar models
| Model | Powertrain | Combined MPG | Annual fuel cost | Model year |
|---|---|---|---|---|
| Mercedes-Benz S-Class Hybrid | Hybrid | 23 | $3,550 | 2026 |
| Genesis G80 | Gasoline | 23 | $3,550 | 2026 |
| Porsche Panamera | Gasoline | 21 | $3,900 | 2026 |
| Genesis G90 Hybrid | Hybrid | 20 | $4,100 | 2026 |
| BMW 7 Series Plug-in hybrid | Plug-in hybrid | 24 | $3,400 | 2026 |
Compare and rank
Rankings: Large cars, Hybrid, Audi, Hybrid large cars.
Data: US EPA and DOE, as prepared in methods and data.