2026 head-to-head · Midsize Car
2026 Genesis G80 EV vs Mercedes-Benz E-Class 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.
AWD · Electric motor (136 kW) · Single-speed · 96 MPGe · 300 mi
The 2026 Genesis G80 EV 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 (96 MPGe), versus $1,793 for the 2026 Mercedes-Benz E-Class Plug-in Hybrid (60 MPGe + 24 MPG). That's roughly $848 a year, or about $4,241 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
- Genesis G80 EV
- Mercedes-Benz E-Class Plug-in Hybrid
Side by side
| Genesis G80 EV | Mercedes-Benz E-Class Plug-in Hybrid | |
|---|---|---|
| $945 | Your annual fuel cost | $1,793 |
| 96 MPGe | Combined efficiency | 60 MPGe + 24 MPG |
| 99 MPGe | City | 55 MPGe / 22 MPG |
| 93 MPGe | Highway | 68 MPGe / 27 MPG |
| 35 kWh | Electricity use (kWh/100 mi) | 56 kWh |
| 300 mi | Driving range | 420 mi |
| — | All-electric range | 44 mi |
| 102 cu ft | Passenger volume | 100 cu ft |
| 12 cu ft | Cargo volume | 13 cu ft |
| 0 g/mi | Tailpipe CO₂ (g/mi) | 115 g/mi |
| 9/10 | EPA fuel economy score | 7/10 |
| 10/10 | EPA greenhouse gas score | 9/10 |
| 10.3 hrs | Charge time at 240V | 2.8 hrs |
| Electric | Powertrain | Plug-in hybrid |
| Electricity | Fuel | Premium gas + electricity |
| Electric motor (136 kW) | Engine / motor | 3.0L 6-cyl turbo |
| Single-speed | Transmission | 9-speed automatic |
| 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.
Genesis G80 EV vs Mercedes-Benz E-Class Plug-in Hybrid across model years
- Genesis G80 EV
- Mercedes-Benz E-Class 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 Mercedes-Benz E-Class Plug-in Hybrid goes farther between stops: about 420 miles on a full tank and charge, compared with 300 miles for the Genesis G80 EV.
Per EPA interior volume figures, the Mercedes-Benz E-Class Plug-in Hybrid has more cargo space (13 vs. 12 cu ft).
Among 31 2026 midsize cars, the Genesis G80 EV ranks 6th and the Mercedes-Benz E-Class Plug-in Hybrid 18th for lowest fuel cost.
Because the Genesis G80 EV 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 Mercedes-Benz E-Class Plug-in Hybrid; relying on DC fast chargers can erase it.
Frequently asked questions
Which is more fuel-efficient, the 2026 Genesis G80 EV or the 2026 Mercedes-Benz E-Class Plug-in Hybrid?
Measured by cost to drive, the Genesis G80 EV. The Genesis G80 EV is rated 96 MPGe combined and the Mercedes-Benz E-Class Plug-in Hybrid 60 MPGe + 24 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2026 Genesis G80 EV vs. the Mercedes-Benz E-Class 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 Genesis G80 EV and $1,793 for the Mercedes-Benz E-Class Plug-in Hybrid.
Which has more range?
The Mercedes-Benz E-Class Plug-in Hybrid: about 420 miles versus 300 miles.
Which has more cargo space?
The Mercedes-Benz E-Class Plug-in Hybrid, with 13 cu ft of luggage volume versus 12 cu ft (EPA interior volume index).
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