2026 head-to-head · Midsize & Large SUV
2026 Mercedes-Benz EQS vs Volvo EX90
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 Volvo EX90 (98 MPGe) about $931.
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
- Volvo EX90
Side by side
| Mercedes-Benz EQS | Volvo EX90 | |
|---|---|---|
| $918 | Your annual fuel cost | $931 |
| 98 MPGe | Combined efficiency | 98 MPGe |
| 98 MPGe | City | 104 MPGe |
| 98 MPGe | Highway | 91 MPGe |
| 34 kWh | Electricity use (kWh/100 mi) | 34.5 kWh |
| 390 mi | Driving range | 291 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 | 10 hrs |
| Electric | Powertrain | Electric |
| Electricity | Fuel | Electricity |
| Electric motor (265 kW) | Engine / motor | Electric motor (245 kW) |
| Single-speed | Transmission | Single-speed |
| RWD | Drivetrain | RWD |
✓ 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 Volvo EX90 across model years
- Mercedes-Benz EQS
- Volvo EX90
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 291 miles for the Volvo EX90.
Among 91 2026 midsize & large SUVs, the Mercedes-Benz EQS ranks 6th and the Volvo EX90 7th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2026 Mercedes-Benz EQS or the 2026 Volvo EX90?
Measured by cost to drive, the Mercedes-Benz EQS. The Mercedes-Benz EQS is rated 98 MPGe combined and the Volvo EX90 98 MPGe (EPA, most efficient configuration of each).
How much does it cost to fuel the 2026 Mercedes-Benz EQS vs. the Volvo EX90 per year?
At 15,000 miles a year with 18¢/kWh electricity, about $918 for the Mercedes-Benz EQS and $931 for the Volvo EX90.
Which has more range?
The Mercedes-Benz EQS: about 390 miles versus 291 miles.
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