2026 head-to-head · Midsize & Large SUV
2026 Mercedes-Benz EQS vs Tesla Model X
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
On fuel costs these two are nearly tied. Driving 15,000 miles a year with 18¢/kWh electricity, the most efficient 2026 Mercedes-Benz EQS (98 MPGe) costs about $918 a year to fuel and the 2026 Tesla Model X (105 MPGe) about $869.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Mercedes-Benz EQS
- Tesla Model X
Side by side
| Mercedes-Benz EQS | Tesla Model X | |
|---|---|---|
| $918 | Your annual fuel cost | $869 |
| 98 MPGe | Combined efficiency | 105 MPGe |
| 98 MPGe | City | 110 MPGe |
| 98 MPGe | Highway | 99 MPGe |
| 34 kWh | Electricity use (kWh/100 mi) | 32.2 kWh |
| 390 mi | Driving range | 352 mi |
| 103 cu ft | Passenger volume | — |
| 35 cu ft | Cargo volume | — |
| 0 g/mi | Tailpipe CO₂ (g/mi) | 0 g/mi |
| 9/10 | EPA fuel economy score | 9/10 |
| 10/10 | EPA greenhouse gas score | 10/10 |
| 14 hrs | Charge time at 240V | 14 hrs |
| Electric | Powertrain | Electric |
| Electricity | Fuel | Electricity |
| Electric motor (265 kW) | Engine / motor | Electric motors (497 kW) |
| Single-speed | Transmission | Single-speed |
| RWD | Drivetrain | AWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Mercedes-Benz EQS vs Tesla Model X across model years
- Mercedes-Benz EQS
- Tesla Model X
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
The Mercedes-Benz EQS goes farther between stops: about 390 miles on a charge, compared with 352 miles for the Tesla Model X.
Among 91 2026 midsize & large SUVs, the Mercedes-Benz EQS ranks 6th and the Tesla Model X 4th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2026 Mercedes-Benz EQS or the 2026 Tesla Model X?
Measured by cost to drive, the Tesla Model X. The Mercedes-Benz EQS is rated 98 MPGe combined and the Tesla Model X 105 MPGe (EPA, most efficient configuration of each).
How much does it cost to fuel the 2026 Mercedes-Benz EQS vs. the Tesla Model X per year?
At 15,000 miles a year with 18¢/kWh electricity, about $918 for the Mercedes-Benz EQS and $869 for the Tesla Model X.
Which has more range?
The Mercedes-Benz EQS: about 390 miles versus 352 miles.
Mercedes-Benz EQS vs Tesla Model X in other years
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