The 2025 Genesis G80 offers a range of trim levels, each delivering slightly different fuel efficiency ratings depending on the engine and drivetrain configuration. The base trim, powered by the 2.5-liter turbocharged inline-4 engine and rear-wheel drive (RWD), offers the highest fuel economy, with an EPA-estimated 23 MPG in the city and 32 MPG on the highway. For those opting for the all-wheel drive (AWD) version of the 2.5-liter engine, expect slightly lower numbers, around 22 MPG city and 30 MPG highway.

The more powerful 3.5-liter twin-turbo V6 engine trim delivers a bit less efficiency, achieving around 18 MPG in the city and 26 MPG on the highway with AWD. These variations allow drivers to choose the trim that best balances their need for power and efficiency, ensuring an optimal driving experience for different preferences.

• 2.5L Turbo I4 (RWD): 23 MPG city / 32 MPG highway
• 2.5L Turbo I4 (AWD): 22 MPG city / 30 MPG highway
• 3.5L Twin-Turbo V6 (AWD): 18 MPG city / 26 MPG highway

The 2025 Genesis G80 is equipped with a fuel tank that holds 17.2 gallons, offering ample fuel storage for extended drives. This fuel tank capacity supports the G80’s strong performance and respectable gas mileage, allowing drivers to cover longer distances without frequent refueling stops. Whether you're commuting around town or setting out on a weekend road trip, the G80’s fuel tank capacity ensures fewer stops at the pump, enhancing convenience on your journey.

For drivers who prefer long, uninterrupted drives, the combination of the G80's fuel-efficient engines and large fuel tank provides a perfect balance between performance and practicality, making it a reliable choice for both daily commutes and long-distance travel.

• 17.2-gallon fuel tank capacity

With its fuel-efficient engine options and generous 17.2-gallon fuel tank, the 2025 Genesis G80 delivers an impressive driving range. The 2.5-liter turbocharged engine (RWD) can travel up to approximately 550 miles on a single tank during highway driving, while the AWD version offers slightly less range, around 516 miles. The more powerful 3.5-liter twin-turbo V6, while sacrificing some fuel efficiency, still manages a respectable highway range of roughly 447 miles.

This extended driving range is perfect for road trips, minimizing the need for frequent stops. Whether cruising through the city or taking long-distance drives, the G80 ensures convenience and efficiency on every journey.

• 2.5L Turbo I4 (RWD): up to 550 miles highway range
• 2.5L Turbo I4 (AWD): up to 516 miles highway range
• 3.5L Twin-Turbo V6 (AWD): up to 447 miles highway range