2022 head-to-head · Large Car
2022 Mercedes-Benz EQS vs Porsche Panamera Plug-in Hybrid
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 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 $2,274 for the 2022 Porsche Panamera Plug-in Hybrid (52 MPGe + 22 MPG). That's roughly $1,329 a year, or about $6,646 over five years.
Your numbers
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Fuel cost over 10 years
- Mercedes-Benz EQS
- Porsche Panamera Plug-in Hybrid
Side by side
| Mercedes-Benz EQS | Porsche Panamera Plug-in Hybrid | |
|---|---|---|
| $945 | Your annual fuel cost | $2,274 |
| 97 MPGe | Combined efficiency | 52 MPGe + 22 MPG |
| 97 MPGe | City | 50 MPGe / 21 MPG |
| 97 MPGe | Highway | 54 MPGe / 24 MPG |
| 35 kWh | Electricity use (kWh/100 mi) | 64 kWh |
| 350 mi | Driving range | 480 mi |
| — | All-electric range | 19 mi |
| 103 cu ft | Passenger volume | 98 cu ft |
| 35 cu ft | Cargo volume | 27 cu ft |
| 0 g/mi | Tailpipe CO₂ (g/mi) | 232 g/mi |
| 10/10 | EPA fuel economy score | 6/10 |
| 10/10 | EPA greenhouse gas score | 8/10 |
| 12.5 hrs | Charge time at 240V | 3 hrs |
| Electric | Powertrain | Plug-in hybrid |
| Electricity | Fuel | Premium gas + electricity |
| Electric motor (245 kW) | Engine / motor | 2.9L 6-cyl turbo |
| Single-speed | Transmission | 8-speed dual-clutch |
| RWD | 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.
Mercedes-Benz EQS vs Porsche Panamera Plug-in Hybrid across model years
- Mercedes-Benz EQS
- Porsche Panamera Plug-in Hybrid
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 Porsche Panamera Plug-in Hybrid goes farther between stops: about 480 miles on a full tank and charge, compared with 350 miles for the Mercedes-Benz EQS.
Per EPA interior volume figures, the Mercedes-Benz EQS has more passenger space (103 vs. 98 cu ft); the Mercedes-Benz EQS has more cargo space (35 vs. 27 cu ft).
Among 29 2022 large cars, the Mercedes-Benz EQS ranks 6th and the Porsche Panamera Plug-in Hybrid 18th 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 Porsche Panamera Plug-in Hybrid; relying on DC fast chargers can erase it.
Frequently asked questions
Which is more fuel-efficient, the 2022 Mercedes-Benz EQS or the 2022 Porsche Panamera Plug-in Hybrid?
Measured by cost to drive, the Mercedes-Benz EQS. The Mercedes-Benz EQS is rated 97 MPGe combined and the Porsche Panamera Plug-in Hybrid 52 MPGe + 22 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2022 Mercedes-Benz EQS vs. the Porsche Panamera Plug-in Hybrid per year?
At 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, about $945 for the Mercedes-Benz EQS and $2,274 for the Porsche Panamera Plug-in Hybrid.
Which has more range?
The Porsche Panamera Plug-in Hybrid: about 480 miles versus 350 miles.
Which has more cargo space?
The Mercedes-Benz EQS, with 35 cu ft of luggage volume versus 27 cu ft (EPA interior volume index).
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