Bentley · Standard SUVs · Plug-in hybrid
Bentley Bentayga Plug-in hybrid: MPG and annual fuel cost, 2026
Rated at 21 MPG combined for 2026, the Bentley Bentayga Plug-in hybrid is tied for 57th of 90 standard SUVs, in the lower half.
- 21MPG combinedtied 57th of 90 in class
- $3,900a year in fueltied 59th of 90 in class
- 206g/mile CO2
Where it stands
Compared only with the plug-in hybrid models of its class it is 7th of 9 plug-in hybrid standard SUVs, in the lower half. The median of that narrower group is 23 MPG, against 22.5 MPG for all standard SUVs together.
Across every class it is 18th of 29 plug-in hybrid models, in the lower half.
In its class, just ahead of it is the Audi Q7 at 22 MPG and just behind it is the Audi Q7 Hybrid at 20 MPG.
A plug-in hybrid can run on its battery for a distance and then on fuel. The MPG, fuel cost and CO2 figures on this site are for running on fuel with the battery depleted, so a driver who charges often will use less fuel than shown.
Fuel cost and CO2
Assuming 15,000 miles a year with 55% of them in the city and premium gasoline at $5.48 per gallon, fuelling the most efficient version comes to about $3,900 a year. That is $525 more than the standard SUVs median of $3,375, which makes it tied for 59th of 90 standard SUVs, in the lower half.
It emits 206 g of CO2 per mile from the tailpipe; the standard SUVs median is 387, a difference of 181 g/mile.
Rated versions
In the city the most efficient version is rated 19 and on the highway 23, 4 better on the open road. The data lists one version for 2026: Bentayga Hybrid: 3.0 L, 6 cyl hybrid, Automatic (S8), AWD.
| Version | Combined MPG | City MPG | Highway MPG | Annual fuel cost | CO2 g/mile | Electric range |
|---|---|---|---|---|---|---|
| Bentayga Hybrid: 3.0 L, 6 cyl hybrid, Automatic (S8), AWD | 21 | 19 | 23 | $3,900 | 206 | 20 |
Year by year
The Bentley Bentayga Plug-in hybrid is in the data for 5 of the 8 model years from 2019 to 2026. Its best combined rating went from 19 in 2020 to 21 MPG in 2026, up 2 MPG. Fuel cost for the best version is $3,900 in the latest data against $4,350 in 2020, although the file applies today's fuel prices to every model year, so that change comes from the rating, not from prices.
| Model year | Versions | Best MPG | Lowest MPG | Fuel cost | CO2 g/mi | Class median |
|---|---|---|---|---|---|---|
| 2026 | 1 | 21 | 21 | $3,900 | 206 | 22.5 |
| 2025 | 1 | 21 | 21 | $3,900 | 203 | 22.5 |
| 2023 | 1 | 20 | 20 | $4,100 | 222 | 21 |
| 2021 | 1 | 19 | 19 | $4,350 | 256 | 20.5 |
| 2020 | 1 | 19 | 19 | $4,350 | 246 | 21 |
Similar models
| Model | Powertrain | Combined MPG | Annual fuel cost | Model year |
|---|---|---|---|---|
| Lincoln Aviator | Gasoline | 21 | $3,200 | 2026 |
| Mercedes-Benz GLS-Class Hybrid | Hybrid | 21 | $3,900 | 2026 |
| Dodge Durango | Gasoline | 20 | $3,350 | 2026 |
| Genesis GV80 | Gasoline | 22 | $3,750 | 2026 |
| Honda Pilot | Gasoline | 22 | $3,050 | 2026 |
Rated almost identically and covered by this page:
- BMW X5 Plug-in hybrid 22 MPG, $3,750 a year, 1 version, last rated 2026
- Lamborghini Urus Plug-in hybrid 20 MPG, $4,100 a year, 1 version, last rated 2026
- Mazda CX-90 Plug-in hybrid 26 MPG, $3,150 a year, 1 version, last rated 2026
Compare and rank
Rankings: Standard SUVs, Plug-in hybrid, Bentley, Plug-in hybrid standard SUVs.
Data: US EPA and DOE, as prepared in methods and data.