2026 · Midsize & Large SUV · Electric
2026 Mercedes-Benz EQS range & efficiency
The 2026 Mercedes-Benz EQS is a midsize or large SUV offered in 6 EPA-rated configurations. Its most efficient version is rated 98 MPGe combined (34 kWh per 100 miles) with an EPA range of 390 miles. Across the lineup, combined ratings range from 79 to 98 MPGe. Efficiency is unchanged from the 2025 model. Among 91 midsize & large SUVs rated for 2026, it ranks 6th for lowest fuel cost. At 15,000 miles a year with 18¢/kWh electricity, it costs about $918 a year to fuel.
What will it cost you?
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Energy use
The 2026 Mercedes-Benz EQS uses 34 kWh per 100 miles (21.1 kWh/100 km), which is 2.9 miles per kWh or 98 MPGe combined.
| Value | |
|---|---|
| Combined | 98 MPGe |
| Energy use | 34 kWh/100 mi |
| Metric | 21.1 kWh/100 km |
| Miles per kWh | 2.94 |
How it ranks among 2026 Midsize & Large SUVs
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
EQS MPGe across model years
Full history →6 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · Electric motor (265 kW) · Single-speed EQS 450 Plus |
Electric | 98 MPGe | 98 MPGe | 98 MPGe | 390 mi | $918 |
| AWD · Electric motors (400 kW) · Single-speed EQS 580 4matic |
Electric | 93 MPGe | 93 MPGe | 93 MPGe | 371 mi | $961 |
| AWD · Electric motors (400 kW) · Single-speed EQS 450 4matic |
Electric | 91 MPGe | 93 MPGe | 92 MPGe | 367 mi | $999 |
| AWD · Electric motors (484 kW) · Single-speed EQS 680 4matic Maybach (SUV) |
Electric | 84 MPGe | 84 MPGe | 84 MPGe | 300 mi | $1,075 |
| AWD · Electric motors (400 kW) · Single-speed EQS 550 4matic (SUV) |
Electric | 82 MPGe | 78 MPGe | 80 MPGe | 317 mi | $1,134 |
| AWD · Electric motors (400 kW) · Single-speed EQS 400 4matic (SUV) |
Electric | 80 MPGe | 78 MPGe | 79 MPGe | 312 mi | $1,161 |
Specs (most efficient configuration)
- Fuel
- Electricity
- Engine / motor
- Electric motor (265 kW)
- Transmission
- Single-speed
- Drivetrain
- RWD
- Electricity use
- 34 kWh/100 mi
- Charge time (240V)
- 14 hrs
- Passenger volume
- 103 cu ft
- Cargo volume
- 35 cu ft
- Tailpipe CO₂
- 0 g/mi
- EPA fuel economy score
- 9/10
- EPA greenhouse gas score
- 10/10
2026 Mercedes-Benz EQS vs. rivals
Compare the 2026 EQS
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Frequently asked questions
What is the range of the 2026 Mercedes-Benz EQS?
The EPA rates the 2026 Mercedes-Benz EQS at up to 390 miles on a full charge.
How efficient is the 2026 Mercedes-Benz EQS?
Up to 98 MPGe combined, which is 34 kWh per 100 miles.
What is the efficiency in kWh/100 km for the 2026 Mercedes-Benz EQS?
The 2026 Mercedes-Benz EQS uses 34 kWh per 100 miles (21.1 kWh/100 km), which is 2.9 miles per kWh or 98 MPGe combined.
How much does it cost to charge a 2026 Mercedes-Benz EQS?
Charging from empty to its full 390-mile EPA range draws about 133 kWh from the wall (charging losses included), which costs about $24 at 18¢/kWh. Public DC fast charging usually costs two to three times more.
How much does it cost to fuel the 2026 Mercedes-Benz EQS per year?
About $918 at 15,000 miles a year with 18¢/kWh electricity, or $6.12 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.