2012 Buick Regal — 2.4L 4-cyl, S6 automatic, FWD
This 2012 Buick Regal (2.4L 4-cyl, S6 automatic, FWD) is flex-fuel (gasoline or E85). FLEX-FUEL
23
MPG combined (19 city / 30 hwy)
$2,700
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
EPA updated its fuel-economy equations again for model year 2017 — mostly affecting hybrids and turbocharged engines — and recalculated 2011-2016 ratings to match, in some cases 1-2 MPG lower. The number above already reflects that update.
Other 2012 Buick Regal trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 2.4L 4-cyl, S6 automatic, FWD | REGULAR | 23 | $2,478 |
| 2.0L 4-cyl, 6-spd manual, FWD | REGULAR | 22 | $2,591 |
| 2.0L 4-cyl, S6 automatic, FWD | REGULAR | 22 | $2,591 |
| 2.0L 4-cyl, 6-spd manual, FWD | FLEX-FUEL | 24 | $2,600 |
| 2.0L 4-cyl, S6 automatic, FWD | FLEX-FUEL | 22 | $2,850 |
| 2.0L 4-cyl, S6 automatic, FWD | FLEX-FUEL | 22 | $2,850 |
EPA fuel type: Gasoline or E85 · class: Midsize Cars · engine: 2.4L 4-cyl · transmission: S6 automatic · drive: FWD · MPG retrieved 2026-07-24.