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Genesis G90 Gas Tank Size (2017-2026)

Researched By The AutoPadre Research Team

Last Updated 2026-09-02

The Genesis G90 gas tank sizes range from 19.0 gallons to 21.9 gallons as specified in our data below, organized by trim, option package, and model year.

The gas tank size of the Genesis G90, when combined with its fuel mileage, gives the G90 the following ranges depending on the model year and options:

City range from 323 miles to 372 miles
Highway range from 456 miles to 547 miles

Check out the Gas Tank Size specifications for other makes and models.

2026 Genesis G90 Gas Tank Size

The 2026 Genesis G90 gas tank size is 19.3 gallons.

On a full tank of fuel, the 2026 Genesis G90 has the following ranges depending on the trim level:

City range from 328 miles to 347 miles
Highway range from 463 miles to 502 miles

2026 Genesis G90 Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
3.5T Sedan	3.5L \| Turbo \| 6 Cyl. \| 8 Spd Auto w/OD \| AWD	19.3 gal.	347 city \| 502 hwy \| 405 combined
3.5T e-SC Sedan	3.5L \| Turbo \| Hybrid \| 6 Cyl. \| 8 Spd Auto w/OD \| AWD	19.3 gal.	328 city \| 463 hwy \| 386 combined
3.5T e-SC Prestige Black Sedan	3.5L \| Turbo \| Hybrid \| 6 Cyl. \| 8 Spd Auto w/OD \| AWD	19.3 gal.	328 city \| 463 hwy \| 386 combined

2026 Genesis G90 Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
3.5T Sedan	3.5L \| Turbo \| 6 Cyl. \| 8 Spd Auto w/OD \| AWD	73.1 liters	558 city \| 808 hwy \| 652 combined
3.5T e-SC Sedan	3.5L \| Turbo \| Hybrid \| 6 Cyl. \| 8 Spd Auto w/OD \| AWD	73.1 liters	528 city \| 745 hwy \| 621 combined
3.5T e-SC Prestige Black Sedan	3.5L \| Turbo \| Hybrid \| 6 Cyl. \| 8 Spd Auto w/OD \| AWD	73.1 liters	528 city \| 745 hwy \| 621 combined

2025 Genesis G90 Gas Tank Size

The 2025 Genesis G90 gas tank size is 19.3 gallons.

On a full tank of fuel, the 2025 Genesis G90 has the following ranges depending on the trim level:

City range from 328 miles to 347 miles
Highway range from 463 miles to 502 miles

2025 Genesis G90 Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
3.5T Sedan	3.5L \| Turbo \| 6 Cyl. \| 8 Spd Auto w/OD \| AWD	19.3 gal.	347 city \| 502 hwy \| 425 combined
3.5T e-SC Sedan	3.5L \| Turbo \| 6 Cyl. \| Hybrid \| 8 Spd Auto w/OD \| AWD	19.3 gal.	328 city \| 463 hwy \| 405 combined

2025 Genesis G90 Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
3.5T Sedan	3.5L \| Turbo \| 6 Cyl. \| 8 Spd Auto w/OD \| AWD	73.1 liters	558 city \| 808 hwy \| 684 combined
3.5T e-SC Sedan	3.5L \| Turbo \| 6 Cyl. \| Hybrid \| 8 Spd Auto w/OD \| AWD	73.1 liters	528 city \| 745 hwy \| 652 combined

2024 Genesis G90 Gas Tank Size

The 2024 Genesis G90 gas tank size is 19.3 gallons.

On a full tank of fuel, the 2024 Genesis G90 has the following ranges depending on the trim level:

City range from 328 miles to 347 miles
Highway range from 463 miles to 502 miles

2024 Genesis G90 Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
3.5T Sedan	3.5L \| Turbo \| 6 Cyl. \| 8 Spd Auto w/OD \| AWD	19.3 gal.	347 city \| 502 hwy \| 425 combined
3.5T e-SC Sedan	3.5L \| Turbo \| 6 Cyl. \| Hybrid \| 8 Spd Auto w/OD \| AWD	19.3 gal.	328 city \| 463 hwy \| 405 combined

2024 Genesis G90 Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
3.5T Sedan	3.5L \| Turbo \| 6 Cyl. \| 8 Spd Auto w/OD \| AWD	73.1 liters	558 city \| 808 hwy \| 684 combined
3.5T e-SC Sedan	3.5L \| Turbo \| 6 Cyl. \| Hybrid \| 8 Spd Auto w/OD \| AWD	73.1 liters	528 city \| 745 hwy \| 652 combined

2023 Genesis G90 Gas Tank Size

The 2023 Genesis G90 gas tank size is 19.0 gallons.

On a full tank of fuel, the 2023 Genesis G90 has the following ranges depending on the trim level:

City range from 323 miles to 342 miles
Highway range from 456 miles to 494 miles

2023 Genesis G90 Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
Base 3.5T Sedan	3.5L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	19.0 gal.	342 city \| 494 hwy \| 418 combined
ESC 3.5T eSC Sedan	3.5L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	19.0 gal.	323 city \| 456 hwy \| 389 combined

2023 Genesis G90 Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
Base 3.5T Sedan	3.5L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	71.9 liters	550 city \| 795 hwy \| 673 combined
ESC 3.5T eSC Sedan	3.5L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	71.9 liters	520 city \| 734 hwy \| 626 combined

2022 Genesis G90 Gas Tank Size

The 2022 Genesis G90 gas tank size is 21.0 gallons.

On a full tank of fuel, the 2022 Genesis G90 has the following ranges depending on the trim level:

City range from 336 miles to 357 miles
Highway range from 483 miles to 504 miles

2022 Genesis G90 Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
3.3T Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	21.0 gal.	357 city \| 504 hwy \| 430 combined
3.3T Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	21.0 gal.	357 city \| 504 hwy \| 430 combined
5.0L Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	21.0 gal.	336 city \| 483 hwy \| 409 combined
5.0L Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	21.0 gal.	336 city \| 504 hwy \| 420 combined

2022 Genesis G90 Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
3.3T Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	79.5 liters	575 city \| 811 hwy \| 692 combined
3.3T Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	79.5 liters	575 city \| 811 hwy \| 692 combined
5.0L Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	79.5 liters	541 city \| 777 hwy \| 658 combined
5.0L Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	79.5 liters	541 city \| 811 hwy \| 676 combined

2021 Genesis G90 Gas Tank Size

The 2021 Genesis G90 gas tank size is 21.0 gallons.

On a full tank of fuel, the 2021 Genesis G90 has the following ranges depending on the trim level:

City range from 336 miles to 357 miles
Highway range from 483 miles to 504 miles

2021 Genesis G90 Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	21.0 gal.	357 city \| 504 hwy \| 430 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	21.0 gal.	357 city \| 504 hwy \| 430 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	21.0 gal.	336 city \| 504 hwy \| 420 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	21.0 gal.	336 city \| 483 hwy \| 409 combined

2021 Genesis G90 Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	79.5 liters	575 city \| 811 hwy \| 692 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	79.5 liters	575 city \| 811 hwy \| 692 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	79.5 liters	541 city \| 811 hwy \| 676 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	79.5 liters	541 city \| 777 hwy \| 658 combined

2020 Genesis G90 Gas Tank Size

The 2020 Genesis G90 gas tank size is 21.9 gallons.

On a full tank of fuel, the 2020 Genesis G90 has the following ranges depending on the trim level:

City range from 328 miles to 372 miles
Highway range from 503 miles to 547 miles

2020 Genesis G90 Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
3.3T Premium	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	21.9 gal.	372 city \| 547 hwy \| 459 combined
3.3T Premium	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	21.9 gal.	372 city \| 547 hwy \| 459 combined
5.0L Ultimate	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	21.9 gal.	328 city \| 503 hwy \| 416 combined
5.0L Ultimate	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	21.9 gal.	350 city \| 525 hwy \| 438 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	21.9 gal.	372 city \| 547 hwy \| 459 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	21.9 gal.	372 city \| 547 hwy \| 459 combined

2020 Genesis G90 Gas Tank Size (Imp.) Continued
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	21.9 gal.	328 city \| 503 hwy \| 416 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	21.9 gal.	350 city \| 525 hwy \| 438 combined

2020 Genesis G90 Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
3.3T Premium	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	82.9 liters	599 city \| 880 hwy \| 739 combined
3.3T Premium	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	82.9 liters	599 city \| 880 hwy \| 739 combined
5.0L Ultimate	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	82.9 liters	528 city \| 809 hwy \| 669 combined
5.0L Ultimate	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	82.9 liters	563 city \| 845 hwy \| 705 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	82.9 liters	599 city \| 880 hwy \| 739 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	82.9 liters	599 city \| 880 hwy \| 739 combined

2020 Genesis G90 Gas Tank Size (Metric) Continued
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	82.9 liters	528 city \| 809 hwy \| 669 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	82.9 liters	563 city \| 845 hwy \| 705 combined

2019 Genesis G90 Gas Tank Size

The 2019 Genesis G90 gas tank size is 21.9 gallons.

On a full tank of fuel, the 2019 Genesis G90 has the following ranges depending on the trim level:

City range from 328 miles to 372 miles
Highway range from 503 miles to 525 miles

2019 Genesis G90 Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
3.3T Premium	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	21.9 gal.	372 city \| 525 hwy \| 448 combined
3.3T Premium	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	21.9 gal.	372 city \| 525 hwy \| 448 combined
5.0L Ultimate	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	21.9 gal.	328 city \| 503 hwy \| 416 combined
5.0L Ultimate	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	21.9 gal.	350 city \| 525 hwy \| 438 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	21.9 gal.	372 city \| 525 hwy \| 448 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	21.9 gal.	372 city \| 525 hwy \| 448 combined

2019 Genesis G90 Gas Tank Size (Imp.) Continued
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	21.9 gal.	328 city \| 503 hwy \| 416 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	21.9 gal.	350 city \| 525 hwy \| 438 combined

2019 Genesis G90 Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
3.3T Premium	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	82.9 liters	599 city \| 845 hwy \| 721 combined
3.3T Premium	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	82.9 liters	599 city \| 845 hwy \| 721 combined
5.0L Ultimate	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	82.9 liters	528 city \| 809 hwy \| 669 combined
5.0L Ultimate	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	82.9 liters	563 city \| 845 hwy \| 705 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	82.9 liters	599 city \| 845 hwy \| 721 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	82.9 liters	599 city \| 845 hwy \| 721 combined

2019 Genesis G90 Gas Tank Size (Metric) Continued
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	82.9 liters	528 city \| 809 hwy \| 669 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	82.9 liters	563 city \| 845 hwy \| 705 combined

2018 Genesis G90 Gas Tank Size

The 2018 Genesis G90 gas tank size is 21.9 gallons.

On a full tank of fuel, the 2018 Genesis G90 has the following ranges depending on the trim level:

City range from 328 miles to 372 miles
Highway range from 503 miles to 525 miles

2018 Genesis G90 Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	21.9 gal.	372 city \| 525 hwy \| 448 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	21.9 gal.	372 city \| 525 hwy \| 448 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	21.9 gal.	328 city \| 503 hwy \| 416 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	21.9 gal.	350 city \| 525 hwy \| 438 combined

2018 Genesis G90 Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	82.9 liters	599 city \| 845 hwy \| 721 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	82.9 liters	599 city \| 845 hwy \| 721 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	82.9 liters	528 city \| 809 hwy \| 669 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	82.9 liters	563 city \| 845 hwy \| 705 combined

2017 Genesis G90 Gas Tank Size

The 2017 Genesis G90 gas tank size is 21.9 gallons.

On a full tank of fuel, the 2017 Genesis G90 has the following ranges depending on the trim level:

City range from 328 miles to 372 miles
Highway range from 503 miles to 525 miles

2017 Genesis G90 Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	21.9 gal.	372 city \| 525 hwy \| 448 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	21.9 gal.	372 city \| 525 hwy \| 448 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	21.9 gal.	328 city \| 503 hwy \| 416 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	21.9 gal.	350 city \| 525 hwy \| 438 combined

2017 Genesis G90 Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| AWD	82.9 liters	599 city \| 845 hwy \| 721 combined
Premium Sedan	3.3L \| Twin Turbo \| V6 \| 8 Spd Auto w/OD \| RWD	82.9 liters	599 city \| 845 hwy \| 721 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| AWD	82.9 liters	528 city \| 809 hwy \| 669 combined
Ultimate Sedan	5.0L \| V8 \| 8 Spd Auto w/OD \| RWD	82.9 liters	563 city \| 845 hwy \| 705 combined