Bentley · Standard SUVs · Gasoline
Bentley Bentayga: MPG and annual fuel cost, 2026
In model year 2026 the Bentley Bentayga is rated at 16 MPG combined, tied for 84th of 90 standard SUVs, in the bottom quarter.
- 16MPG combinedtied 84th of 90 in class
- $5,150a year in fueltied 84th of 90 in class
- 553g/mile CO2
Where it stands
Compared only with the gasoline models of its class it is tied for 32nd of 36 gasoline standard SUVs, in the bottom quarter. The median of that narrower group is 19.5 MPG, against 22.5 MPG for all standard SUVs together.
Among all gasoline models of the year, regardless of size, it is tied for 169th of 180 gasoline models, in the bottom quarter.
In its class, just ahead of it is the Aston Martin DBX 707 at 17 MPG and just behind it is the BMW XM at 14 MPG.
Fuel cost and CO2
At 15,000 miles a year with 55% of them in the city, with premium gasoline at $5.48 per gallon, the annual fuel bill of the most efficient version is about $5,150. That is $1,775 more than the standard SUVs median of $3,375.
It emits 553 g of CO2 per mile from the tailpipe; the standard SUVs median is 387, a difference of 166 g/mile.
Rated versions
Its city rating is 14 and its highway rating 21: the highway figure is 7 higher. 2 versions are rated for 2026. All of them share the same combined rating of 16 MPG.
| Version | Combined MPG | City MPG | Highway MPG | Annual fuel cost | CO2 g/mile |
|---|---|---|---|---|---|
| Bentayga EWB: 4.0 L, 8 cyl, Automatic (S8), AWD | 16 | 14 | 21 | $5,150 | 553 |
| Bentayga: 4.0 L, 8 cyl, Automatic (S8), AWD | 16 | 14 | 21 | $5,150 | 553 |
Year by year
The Bentley Bentayga is in the data for 8 of the 8 model years from 2019 to 2026. Between 2019 and 2026 the best combined rating fell by 1 MPG, from 17 to 16. The highest figure came in 2021, at 18. The number of rated versions grew from 1 to 2. Fuel cost for the best version is $5,150 in the latest data against $4,850 in 2019, 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 | 2 | 16 | 16 | $5,150 | 553 | 22.5 |
| 2025 | 2 | 16 | 16 | $5,150 | 553 | 22.5 |
| 2024 | 2 | 16 | 16 | $5,150 | 553 | 22 |
| 2023 | 3 | 17 | 14 | $4,850 | 527 | 21 |
| 2022 | 2 | 18 | 14 | $4,550 | 497 | 21 |
| 2021 | 2 | 18 | 14 | $4,550 | 497 | 20.5 |
| 2020 | 2 | 17 | 14 | $4,850 | 508 | 21 |
| 2019 | 1 | 17 | 17 | $4,850 | 508 | 21 |
Similar models
| Model | Powertrain | Combined MPG | Annual fuel cost | Model year |
|---|---|---|---|---|
| Aston Martin DBX 727 | Gasoline | 16 | $5,150 | 2026 |
| Audi RS Q8 | Hybrid | 16 | $5,150 | 2026 |
| Cadillac Escalade | Gasoline | 17 | $4,850 | 2026 |
| GMC Yukon | Gasoline | 17 | $3,950 | 2026 |
| Lexus GX | Gasoline | 17 | $4,850 | 2026 |
Rated almost identically and covered by this page:
- Audi SQ8 16 MPG, $5,150 a year, 1 version, last rated 2026
Compare and rank
Rankings: Standard SUVs, Gasoline, Bentley, Gasoline standard SUVs.
Data: US EPA and DOE, as prepared in methods and data.