Genesis · gas
Genesis G80 fuel economy & road trip cost
The Genesis G80 (2017–2025) is rated at 25 combined MPG with a 19.3 gallon tank, giving roughly 386 miles between stops once you keep a sensible reserve.
Combined MPG
25
Tank
19.3 gal
Usable range
386 mi
Cost per mile
$0.138
Gas cost per 100 miles in a Genesis G80
| Pump price ($/gal) | 100 miles | 300 miles | Full tank |
|---|---|---|---|
| $3.00 | $12.00 | $36.00 | $57.90 |
| $3.50 | $14.00 | $42.00 | $67.55 |
| $4.00 | $16.00 | $48.00 | $77.20 |
| $4.50 | $18.00 | $54.00 | $86.85 |
| $5.00 | $20.00 | $60.00 | $96.50 |
Highway-heavy trips usually beat the combined rating; city traffic and roof loads reduce it.
Popular trips in a Genesis G80
- Las Vegas to Phoenix · ~$42
- Las Vegas to Los Angeles · ~$37
- Los Angeles to San Francisco · ~$57
- Los Angeles to San Diego · ~$18
- Los Angeles to Las Vegas · ~$37
- San Francisco to Los Angeles · ~$57
- New York to Boston · ~$31
- New York to Washington · ~$33
- New York to Philadelphia · ~$13
- Chicago to Indianapolis · ~$27
- Chicago to Detroit · ~$39
- Chicago to St. Louis · ~$43
Other Genesis models
Fuel figures on this page are modelled estimates built from published EPA combined MPG ratings and curated regional pump-price baselines. They are not live station quotes — always confirm the price at the pump before you travel.