2024 head-to-head · Midsize & Large SUV
2024 Mercedes-Benz EQS vs Rivian R1S
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 2024 Mercedes-Benz EQS is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity, it costs about $942 a year to fuel (96 MPGe), versus $1,104 for the 2024 Rivian R1S (82 MPGe). That's roughly $162 a year, or about $810 over five years.
Your numbers
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Fuel cost over 10 years
- Mercedes-Benz EQS
- Rivian R1S
Side by side
| Mercedes-Benz EQS | Rivian R1S | |
|---|---|---|
| $942 | Your annual fuel cost | $1,104 |
| 96 MPGe | Combined efficiency | 82 MPGe |
| 95 MPGe | City | 89 MPGe |
| 98 MPGe | Highway | 76 MPGe |
| 34.9 kWh | Electricity use (kWh/100 mi) | 40.9 kWh |
| 345 mi | Driving range | 400 mi |
| 103 cu ft | Passenger volume | — |
| 35 cu ft | Cargo volume | — |
| 0 g/mi | Tailpipe CO₂ (g/mi) | 0 g/mi |
| 10/10 | EPA fuel economy score | 9/10 |
| 10/10 | EPA greenhouse gas score | 10/10 |
| 11.5 hrs | Charge time at 240V | 14.5 hrs |
| Electric | Powertrain | Electric |
| Electricity | Fuel | Electricity |
| Electric motors (530 kW) | Engine / motor | Electric motors (416 kW) |
| Single-speed | Transmission | Single-speed |
| AWD | Drivetrain | Part-time 4WD |
✓ 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 Rivian R1S across model years
- Mercedes-Benz EQS
- Rivian R1S
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 Rivian R1S goes farther between stops: about 400 miles on a charge, compared with 345 miles for the Mercedes-Benz EQS.
Among 79 2024 midsize & large SUVs, the Mercedes-Benz EQS ranks 6th and the Rivian R1S 12th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2024 Mercedes-Benz EQS or the 2024 Rivian R1S?
Measured by cost to drive, the Mercedes-Benz EQS. The Mercedes-Benz EQS is rated 96 MPGe combined and the Rivian R1S 82 MPGe (EPA, most efficient configuration of each).
How much does it cost to fuel the 2024 Mercedes-Benz EQS vs. the Rivian R1S per year?
At 15,000 miles a year with 18¢/kWh electricity, about $942 for the Mercedes-Benz EQS and $1,104 for the Rivian R1S.
Which has more range?
The Rivian R1S: about 400 miles versus 345 miles.
Mercedes-Benz EQS vs Rivian R1S in other years
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