Genesis G80 vs Tesla Model S
The Tesla Model S is the more efficient of the two: it reaches 124 mpg combined versus 97 mpg for the Genesis G80, a 27 mpg advantage and costs about $150 less per year to fuel.
Across 4 measured categories, the Tesla Model S leads in 4. Figures are EPA test data, not manufacturer claims.
Head-to-head specifications
| Metric | Genesis G80 | Tesla Model S |
|---|---|---|
| Best combined MPG | 97 mpg | 124 mpg ✓ |
| Best city MPG | 105 mpg | 132 mpg ✓ |
| Best highway MPG | 93 mpg | 116 mpg ✓ |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $750 | $600 ✓ |
| 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 | 2015–2026 |
| Configurations on record | 43 | 62 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
G80 vs Model S: common questions
Which is better on gas, the Genesis G80 or the Tesla Model S?
The Tesla Model S is the more efficient of the two: it reaches 124 mpg combined versus 97 mpg for the Genesis G80, a 27 mpg advantage and costs about $150 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Tesla Model S runs about $600 a year in fuel at its most efficient configuration, versus about $750 for the Genesis G80 — a difference of roughly $150 per year.
What engines do the G80 and Model S offer?
Genesis G80: SIDI & PFI, SIDI. Tesla Model S: no engine data on record.
Are they in the same vehicle class?
Yes — the EPA classifies both the Genesis G80 and the Tesla Model S as Large Cars, so they compete directly.
More G80 comparisons
Comparison id: genesis-g80-vs-tesla-model-s