Genesis G80 vs Mercedes-Benz EQS
The Mercedes-Benz EQS is the more efficient of the two: it reaches 103 mpg combined versus 97 mpg for the Genesis G80, a 6 mpg advantage and costs about $50 less per year to fuel.
Across 4 measured categories, the Mercedes-Benz EQS leads in 3. Figures are EPA test data, not manufacturer claims.
2022–2027
Mercedes-Benz EQS
Large Cars · 32 configurations
Head-to-head specifications
| Metric | Genesis G80 | Mercedes-Benz EQS |
|---|---|---|
| Best combined MPG | 97 mpg | 103 mpg ✓ |
| Best city MPG | 105 mpg ✓ | 101 mpg |
| Best highway MPG | 93 mpg | 105 mpg ✓ |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $750 | $700 ✓ |
| Lowest CO2 output | 345 g/mi | Not available |
| Engines offered | SIDI & PFI, SIDI | Not available |
| Transmissions | Automatic (S8), Automatic (A1) | Automatic (A1) |
| Drivetrains | All-Wheel Drive, Rear-Wheel Drive | All-Wheel Drive, Rear-Wheel Drive |
| Fuel types | Premium, Electricity, Regular | Electricity |
| EPA class | Large Cars | Large Cars |
| Years covered | 2017–2027 | 2022–2027 |
| Configurations on record | 43 | 32 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
G80 vs EQS: common questions
Which is better on gas, the Genesis G80 or the Mercedes-Benz EQS?
The Mercedes-Benz EQS is the more efficient of the two: it reaches 103 mpg combined versus 97 mpg for the Genesis G80, a 6 mpg advantage and costs about $50 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Mercedes-Benz EQS runs about $700 a year in fuel at its most efficient configuration, versus about $750 for the Genesis G80 — a difference of roughly $50 per year.
What engines do the G80 and EQS offer?
Genesis G80: SIDI & PFI, SIDI. Mercedes-Benz EQS: no engine data on record.
Are they in the same vehicle class?
Yes — the EPA classifies both the Genesis G80 and the Mercedes-Benz EQS as Large Cars, so they compete directly.
More G80 comparisons
Comparison id: genesis-g80-vs-mercedes-benz-eqs