2015 Buick Regal — 2.0L 4-cyl, S6 automatic, FWD
This 2015 Buick Regal (2.0L 4-cyl, S6 automatic, FWD) takes regular (87-octane) gasoline. REGULAR
24
MPG combined (21 city / 29 hwy)
$2,600
est. fuel cost / year (EPA, 15k mi)
373 g/mi
tailpipe CO₂
Other 2015 Buick Regal trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 2.0L 4-cyl, 6-spd manual, FWD | REGULAR | 24 | $2,600 |
| 2.4L 4-cyl, S6 automatic, FWD | REGULAR | 23 | $2,700 |
EPA fuel type: Regular · class: Midsize Cars · retrieved 2026-06-14.