2022 head-to-head · Large Car
2022 BMW 7 Series Plug-in Hybrid 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.
AWD · 3.0L 6-cyl turbo · 8-speed automatic · 56 MPGe + 22 MPG
The 2022 Mercedes-Benz EQS is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, it costs about $945 a year to fuel (97 MPGe), versus $2,264 for the 2022 BMW 7 Series Plug-in Hybrid (56 MPGe + 22 MPG). That's roughly $1,319 a year, or about $6,595 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 7 Series Plug-in Hybrid
- Mercedes-Benz EQS
Side by side
| BMW 7 Series Plug-in Hybrid | Mercedes-Benz EQS | |
|---|---|---|
| $2,264 | Your annual fuel cost | $945 |
| 56 MPGe + 22 MPG | Combined efficiency | 97 MPGe |
| 52 MPGe / 19 MPG | City | 97 MPGe |
| 61 MPGe / 26 MPG | Highway | 97 MPGe |
| 60 kWh | Electricity use (kWh/100 mi) | 35 kWh |
| 290 mi | Driving range | 350 mi |
| 17 mi | All-electric range | — |
| 114 cu ft | Passenger volume | 103 cu ft |
| 10 cu ft | Cargo volume | 35 cu ft |
| 245 g/mi | Tailpipe CO₂ (g/mi) | 0 g/mi |
| 6/10 | EPA fuel economy score | 10/10 |
| 7/10 | EPA greenhouse gas score | 10/10 |
| 4 hrs | Charge time at 240V | 12.5 hrs |
| Plug-in hybrid | Powertrain | Electric |
| Premium gas + electricity | Fuel | Electricity |
| 3.0L 6-cyl turbo | Engine / motor | Electric motor (245 kW) |
| 8-speed automatic | Transmission | Single-speed |
| AWD | 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.
BMW 7 Series Plug-in Hybrid vs Mercedes-Benz EQS across model years
- BMW 7 Series Plug-in Hybrid
- 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 350 miles on a charge, compared with 290 miles for the BMW 7 Series Plug-in Hybrid.
Per EPA interior volume figures, the BMW 7 Series Plug-in Hybrid has more passenger space (114 vs. 103 cu ft); the Mercedes-Benz EQS has more cargo space (35 vs. 10 cu ft).
Among 29 2022 large cars, the BMW 7 Series Plug-in Hybrid ranks 17th and the Mercedes-Benz EQS 6th for lowest fuel cost.
Because the Mercedes-Benz EQS is fully electric, it has no tailpipe emissions and its running cost depends almost entirely on your electricity rate. Cheap overnight home charging widens its advantage over the BMW 7 Series Plug-in Hybrid; relying on DC fast chargers can erase it.
Frequently asked questions
Which is more fuel-efficient, the 2022 BMW 7 Series Plug-in Hybrid or the 2022 Mercedes-Benz EQS?
Measured by cost to drive, the Mercedes-Benz EQS. The BMW 7 Series Plug-in Hybrid is rated 56 MPGe + 22 MPG combined and the Mercedes-Benz EQS 97 MPGe (EPA, most efficient configuration of each).
How much does it cost to fuel the 2022 BMW 7 Series Plug-in Hybrid vs. the Mercedes-Benz EQS per year?
At 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, about $2,264 for the BMW 7 Series Plug-in Hybrid and $945 for the Mercedes-Benz EQS.
Which has more range?
The Mercedes-Benz EQS: about 350 miles versus 290 miles.
Which has more cargo space?
The Mercedes-Benz EQS, with 35 cu ft of luggage volume versus 10 cu ft (EPA interior volume index).
More 2022 comparisons
BMW 7 Series Plug-in Hybrid vs…
Or compare the 2022 BMW 7 Series Plug-in Hybrid with anything else: