← all 2021 Hyundai Sonata trims
2021 Hyundai Sonata — 2.5L 4-cyl, AM-S8 automatic, FWD
This 2021 Hyundai Sonata (2.5L 4-cyl, AM-S8 automatic, FWD) takes regular (87-octane) gasoline. REGULAR
27
MPG combined (23 city / 33 hwy)
$2,111
est. fuel cost / year (today’s prices, 15k mi)
335 g/mi
tailpipe CO₂
At today's AAA national average price ($3.80/gal, 2026-07-05) — the EPA's own price/date assumption isn't exposed in the public dataset, so we recompute this from the EPA's MPG figure and a sourced current price.
Other 2021 Hyundai Sonata trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 2.5L 4-cyl, S8 automatic, FWD | REGULAR | 32 | $1,781 |
| 2.5L 4-cyl, S8 automatic, FWD | REGULAR | 31 | $1,839 |
| 1.6L 4-cyl, S8 automatic, FWD | REGULAR | 30 | $1,900 |
EPA fuel type: Regular · class: Large Cars · engine: 2.5L 4-cyl turbo · transmission: AM-S8 automatic · drive: FWD · MPG retrieved 2026-07-24.