2026 Genesis G80 luxury sedan (gasoline models):

🚘 EPA Fuel Economy – 2026 Genesis G80 (Gas Engines)

🔹 2.5T Turbo-4 (base/mid trims)

• City: ~ 20 MPG

• Highway: ~ 29 MPG

• (These figures are typical for the 2.5-liter turbocharged 4-cyl model.) 

🔹 3.5T Twin-Turbo V6 (higher-output engine)

• City: ~ 16–17 MPG

• Highway: ~ 24–26 MPG

• (The more powerful 3.5 L V6 trades some fuel economy for performance.) 

📊 Quick Summary

• The 2.5T engine delivers the best economy in the G80 lineup, especially on the highway. 

• The 3.5T V6 focuses more on performance and naturally returns lower MPG numbers. 

⚠️ Official EPA numbers for the 2026 model year may vary slightly once fully published, but current estimates are based on 2025 data and early 2026 specs from dealers and EPA listings.

If you want, I can also share estimated fuel range (how far you can travel on a full tank) for each engine.