2021 Hyundai Sonata Fuel tank size
Depends on your version. Choose yours, or compare them here.
- Standard models 15.85 US gal
- ECO package model 14.79 US gal
15.85US gal
standard models
14.79US gal
ECO package model
Owner's manual · PDF page 27 ↗Added Oct 16, 2026
See where it's printed
Fuel tank size · Standard models · PDF page 27
15.85 US gal. (60 ℓ)
Fuel tank size · ECO package model · PDF page 27
14.79 US gal. (56 ℓ)
Owner's manual · PDF page 27 ↗Added Oct 16, 2026
See where it's printed
Fuel tank size · Standard models · PDF page 27
15.85 US gal. (60 ℓ)
Owner's manual · PDF page 27 ↗Added Oct 16, 2026
See where it's printed
Fuel tank size · ECO package model · PDF page 27
14.79 US gal. (56 ℓ)
All versions
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| Standard models | 15.85 US gal | “15.85 US gal. (60 ℓ)” | PDF page 27 ↗ |
| ECO package model | 14.79 US gal | “14.79 US gal. (56 ℓ)” | PDF page 27 ↗ |
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