2023 head-to-head · Midsize & Large SUV
2023 BMW iX vs Mercedes-Benz EQS
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2023 Mercedes-Benz EQS is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity, it costs about $837 a year to fuel (103 MPGe), versus $1,053 for the 2023 BMW iX (86 MPGe). That's roughly $216 a year, or about $1,080 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- BMW iX
- Mercedes-Benz EQS
Side by side
| BMW iX | Mercedes-Benz EQS | |
|---|---|---|
| $1,053 | Your annual fuel cost | $837 |
| 86 MPGe | Combined efficiency | 103 MPGe |
| 86 MPGe | City | 101 MPGe |
| 87 MPGe | Highway | 105 MPGe |
| 39 kWh | Electricity use (kWh/100 mi) | 31 kWh |
| 324 mi | Driving range | 340 mi |
| — | Passenger volume | 103 cu ft |
| — | Cargo volume | 35 cu ft |
| 0 g/mi | Tailpipe CO₂ (g/mi) | 0 g/mi |
| 10/10 | EPA fuel economy score | 10/10 |
| 10/10 | EPA greenhouse gas score | 10/10 |
| 12 hrs | Charge time at 240V | 12.5 hrs |
| Electric | Powertrain | Electric |
| Electricity | Fuel | Electricity |
| Electric motor | Engine / motor | Electric motor |
| Single-speed | Transmission | Single-speed |
| AWD | 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.
BMW iX vs Mercedes-Benz EQS across model years
- BMW iX
- Mercedes-Benz EQS
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 340 miles on a charge, compared with 324 miles for the BMW iX.
Among 73 2023 midsize & large SUVs, the BMW iX ranks 5th and the Mercedes-Benz EQS 1st for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2023 BMW iX or the 2023 Mercedes-Benz EQS?
Measured by cost to drive, the Mercedes-Benz EQS. The BMW iX is rated 86 MPGe combined and the Mercedes-Benz EQS 103 MPGe (EPA, most efficient configuration of each).
How much does it cost to fuel the 2023 BMW iX vs. the Mercedes-Benz EQS per year?
At 15,000 miles a year with 18¢/kWh electricity, about $1,053 for the BMW iX and $837 for the Mercedes-Benz EQS.
Which has more range?
The Mercedes-Benz EQS: about 340 miles versus 324 miles.
BMW iX vs Mercedes-Benz EQS in other years
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