Standard SUVs · Electric · model year 2026
BMW iX vs Tesla Model X
For model year 2026, the Tesla Model X gets 105 MPGe combined and the BMW iX 97: a 8 MPGe lead, or 8% on the lower figure.
Side by side
| Measure | BMW iX | Tesla Model X |
|---|---|---|
| Combined fuel economy (best version) | 97 MPGe | 105 MPGe |
| City | 99 MPG | 110 MPG |
| Highway | 94 MPG | 99 MPG |
| Annual fuel cost | $800 | $700 |
| Tailpipe CO2 | 0 g/mile | 0 g/mile |
| Lowest rated version | 75 MPGe | 100 MPGe |
| Rated versions | 11 | 2 |
| All-electric range | 364 mi | 352 mi |
| Rank in class (best combined rating) | 7th of 90 | 3rd of 90 |
| Class | Standard SUVs | Standard SUVs |
| Powertrain | Electric | Electric |
Better figure in bold; each model's most efficient version.
Fuel economy and cost
Under the file's assumptions the Tesla Model X costs about $700 a year to fuel and the BMW iX about $800: $100 a year apart on 15,000 miles.
Where each one ranks
Within their class the BMW iX is tied for 7th of 90 standard SUVs, in the top quarter. The Tesla Model X is tied for 3rd of 90 standard SUVs, in the top quarter.
The BMW iX has 11 rated versions, from 75 to 97 MPGe. The Tesla Model X has 2, from 100 to 105 MPGe. For the most efficient versions, the BMW iX is rated 5 higher in the city (99 against 94), while the Tesla Model X is rated 11 higher in the city (110 against 99).
The two versions closest in rating are iX xDrive60 (20 inch Wheels): electric motor, Automatic (A1), AWD at 97 MPGe and Model X Plaid: electric motor, Automatic (A1), AWD at 100, 3 MPGe apart.
Ratings by model year
Both models are in the data for 5 model years, 2022 to 2026. The BMW iX has the higher best rating in 0 of them and the Tesla Model X in 5. The widest gap, 16 MPGe, was in 2023, when the Tesla Model X led.
| Model year | BMW iX | Tesla Model X | Gap |
|---|---|---|---|
| 2026 | 97 | 105 | -8 |
| 2025 | 87 | 98 | -11 |
| 2024 | 86 | 100 | -14 |
| 2023 | 86 | 102 | -16 |
| 2022 | 86 | 102 | -16 |
| 2021 | not in data | 105 | n/a |
| 2020 | not in data | 105 | n/a |
| 2019 | not in data | 96 | n/a |