
The following table compares the fuel economies of different models of Buick Regal cars, across model years.
The annual fuel costs (shown in the right-hand columns) are calculated based on an estimated annual mileage of 15,000 miles,
of which 55% of the miles are city driving, and 45% of the miles are highway driving.
Annual Cost 1 assumes a fuel cost of $5.00 per gallon, while Annual Cost 2 assumes a fuel cost of $6.00 per gallon.
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 2016 Regal eAssist | Automatic (S6) | 4 | 28 | 24 | 35 | $2,683 | $3,219 |
| 2015 Regal eAssist | Automatic (S6) | 4 | 28 | 24 | 35 | $2,683 | $3,219 |
| 2014 Regal eAssist | Automatic (S6) | 4 | 28 | 24 | 35 | $2,683 | $3,219 |
| 2013 Regal eAssist | Automatic (S6) | 4 | 29 | 25 | 36 | $2,587 | $3,105 |
| 2012 Regal eAssist | Automatic (AV-S6) | 4 | 28 | 24 | 35 | $2,683 | $3,219 |
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 2020 Regal TourX AWD | Automatic (S8) | 4 | 24 | 21 | 29 | $3,128 | $3,753 |
| 2019 Regal TourX AWD | Automatic (S8) | 4 | 24 | 21 | 29 | $3,128 | $3,753 |
| 2018 Regal TourX AWD | Automatic (S8) | 4 | 24 | 21 | 29 | $3,128 | $3,753 |
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 2020 Regal AWD | Automatic (S8) | 4 | 24 | 21 | 29 | $3,128 | $3,753 |
| 2020 Regal AWD | Automatic (S9) | 6 | 22 | 19 | 27 | $3,421 | $4,105 |
| 2019 Regal AWD | Automatic (S9) | 6 | 22 | 19 | 27 | $3,421 | $4,105 |
| 2019 Regal AWD | Automatic (S8) | 4 | 24 | 21 | 29 | $3,128 | $3,753 |
| 2018 Regal AWD | Automatic (S8) | 4 | 24 | 21 | 29 | $3,128 | $3,753 |
| 2018 Regal AWD | Automatic (S9) | 6 | 22 | 19 | 27 | $3,421 | $4,105 |
| 2017 Regal AWD | Automatic (S6) | 4 | 22 | 19 | 27 | $3,421 | $4,105 |
| 2016 Regal AWD | Automatic (S6) | 4 | 22 | 19 | 27 | $3,421 | $4,105 |
| 2015 Regal AWD | Automatic (S6) | 4 | 22 | 19 | 27 | $3,421 | $4,105 |
| 2014 Regal AWD | Automatic (S6) | 4 | 22 | 19 | 27 | $3,421 | $4,105 |
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 2020 Regal | Automatic (S9) | 4 | 26 | 22 | 32 | $2,929 | $3,515 |
| 2019 Regal | Automatic (S9) | 4 | 26 | 22 | 32 | $2,929 | $3,515 |
| 2018 Regal | Automatic (S9) | 4 | 26 | 22 | 32 | $2,929 | $3,515 |
| 2017 Regal | Automatic (S6) | 4 | 24 | 21 | 29 | $3,128 | $3,753 |
| 2017 Regal | Automatic (S6) | 4 | 23 | 19 | 30 | $3,296 | $3,955 |
| 2016 Regal | Automatic (S6) | 4 | 24 | 21 | 29 | $3,128 | $3,753 |
| 2016 Regal | Manual 6-speed | 4 | 24 | 20 | 30 | $3,187 | $3,825 |
| 2016 Regal | Automatic (S6) | 4 | 23 | 19 | 30 | $3,296 | $3,955 |
| 2015 Regal | Manual 6-speed | 4 | 24 | 20 | 31 | $3,151 | $3,781 |
| 2015 Regal | Automatic (S6) | 4 | 24 | 21 | 29 | $3,128 | $3,753 |
| 2015 Regal | Automatic (S6) | 4 | 23 | 19 | 30 | $3,296 | $3,955 |
| 2014 Regal | Automatic (S6) | 4 | 24 | 21 | 29 | $3,128 | $3,753 |
| 2014 Regal | Automatic (S6) | 4 | 23 | 19 | 30 | $3,296 | $3,955 |
| 2014 Regal | Manual 6-speed | 4 | 24 | 20 | 31 | $3,151 | $3,781 |
| 2013 Regal | Automatic (S6) | 4 | 22 | 18 | 28 | $3,497 | $4,196 |
| 2013 Regal | Manual 6-speed | 4 | 24 | 20 | 31 | $3,151 | $3,781 |
| 2013 Regal | Automatic (S6) | 4 | 22 | 18 | 28 | $3,497 | $4,196 |
| 2013 Regal | Manual 6-speed | 4 | 22 | 19 | 27 | $3,421 | $4,105 |
| 2013 Regal | Automatic (S6) | 4 | 23 | 19 | 30 | $3,296 | $3,955 |
| 2013 Regal | Automatic (S6) | 4 | 23 | 19 | 30 | $3,296 | $3,955 |
| 2013 Regal | Automatic (S6) | 4 | 22 | 19 | 26 | $3,469 | $4,162 |
| 2012 Regal | Automatic (S6) | 4 | 22 | 18 | 29 | $3,455 | $4,146 |
| 2012 Regal | Manual 6-speed | 4 | 24 | 20 | 31 | $3,151 | $3,781 |
| 2012 Regal | Manual 6-speed | 4 | 22 | 19 | 26 | $3,469 | $4,162 |
| 2012 Regal | Automatic (S6) | 4 | 23 | 19 | 30 | $3,296 | $3,955 |
| 2012 Regal | Automatic (S6) | 4 | 23 | 19 | 30 | $3,296 | $3,955 |
| 2012 Regal | Automatic (S6) | 4 | 22 | 18 | 28 | $3,497 | $4,196 |
| 2012 Regal | Automatic (S6) | 4 | 22 | 19 | 26 | $3,469 | $4,162 |
| 2011 Regal | Automatic (S6) | 4 | 23 | 19 | 30 | $3,296 | $3,955 |
| 2011 Regal | Automatic (S6) | 4 | 21 | 18 | 28 | $3,497 | $4,196 |
| 2011 Regal | Manual 6-speed | 4 | 24 | 20 | 31 | $3,151 | $3,781 |
| 2004 Regal | Automatic 4-speed | 6 | 21 | 18 | 28 | $3,497 | $4,196 |
| 2004 Regal | Automatic 4-speed | 6 | 20 | 16 | 26 | $3,876 | $4,651 |
| 2003 Regal | Automatic 4-speed | 6 | 19 | 16 | 25 | $3,928 | $4,713 |
| 2003 Regal | Automatic 4-speed | 6 | 20 | 17 | 27 | $3,676 | $4,411 |
| 2002 Regal | Automatic 4-speed | 6 | 19 | 16 | 25 | $3,928 | $4,713 |
| 2002 Regal | Automatic 4-speed | 6 | 20 | 17 | 27 | $3,676 | $4,411 |
| 2001 Regal | Automatic 4-speed | 6 | 21 | 17 | 28 | $3,631 | $4,358 |
| 2001 Regal | Automatic 4-speed | 6 | 20 | 16 | 26 | $3,876 | $4,651 |
| 2000 Regal | Automatic 4-speed | 6 | 21 | 17 | 27 | $3,676 | $4,411 |
| 2000 Regal | Automatic 4-speed | 6 | 19 | 16 | 25 | $3,928 | $4,713 |
| 1999 Regal | Automatic 4-speed | 6 | 21 | 17 | 27 | $3,676 | $4,411 |
| 1999 Regal | Automatic 4-speed | 6 | 19 | 16 | 25 | $3,928 | $4,713 |
| 1998 Regal | Automatic 4-speed | 6 | 21 | 17 | 27 | $3,676 | $4,411 |
| 1998 Regal | Automatic 4-speed | 6 | 19 | 16 | 25 | $3,928 | $4,713 |
| 1996 Regal | Automatic 4-speed | 6 | 21 | 18 | 26 | $3,589 | $4,307 |
| 1996 Regal | Automatic 4-speed | 6 | 21 | 17 | 27 | $3,676 | $4,411 |
| 1995 Regal | Automatic 4-speed | 6 | 20 | 17 | 26 | $3,724 | $4,469 |
| 1995 Regal | Automatic 4-speed | 6 | 20 | 17 | 26 | $3,724 | $4,469 |
| 1995 Regal | Automatic 4-speed | 6 | 20 | 17 | 26 | $3,724 | $4,469 |
| 1994 Regal | Automatic 4-speed | 6 | 20 | 17 | 26 | $3,724 | $4,469 |
| 1994 Regal | Automatic 4-speed | 6 | 20 | 17 | 26 | $3,724 | $4,469 |
| 1993 Regal | Automatic 3-speed | 6 | 20 | 17 | 25 | $3,776 | $4,531 |
| 1993 Regal | Automatic 4-speed | 6 | 20 | 17 | 27 | $3,676 | $4,411 |
| 1993 Regal | Automatic 4-speed | 6 | 20 | 17 | 26 | $3,724 | $4,469 |
| 1992 Regal | Automatic 3-speed | 6 | 20 | 17 | 24 | $3,832 | $4,599 |
| 1992 Regal | Automatic 4-speed | 6 | 20 | 17 | 26 | $3,724 | $4,469 |
| 1992 Regal | Automatic 4-speed | 6 | 19 | 16 | 26 | $3,876 | $4,651 |
| 1991 Regal | Automatic 4-speed | 6 | 20 | 17 | 28 | $3,631 | $4,358 |
| 1991 Regal | Automatic 4-speed | 6 | 20 | 17 | 26 | $3,724 | $4,469 |
| 1990 Regal | Automatic 4-speed | 6 | 20 | 17 | 27 | $3,676 | $4,411 |
| 1990 Regal | Automatic 4-speed | 6 | 19 | 16 | 26 | $3,876 | $4,651 |
| 1989 Regal | Automatic 4-speed | 6 | 21 | 18 | 27 | $3,541 | $4,250 |
| 1989 Regal | Automatic 4-speed | 6 | 20 | 17 | 28 | $3,631 | $4,358 |
| 1988 Regal | Automatic 4-speed | 6 | 21 | 18 | 26 | $3,589 | $4,307 |
| 1987 Regal | Automatic 3-speed | 6 | 19 | 17 | 22 | $3,960 | $4,752 |
| 1987 Regal | Automatic 4-speed | 6 | 18 | 15 | 23 | $4,217 | $5,060 |
| 1987 Regal | Automatic 3-speed | 8 | 18 | 15 | 21 | $4,357 | $5,228 |
| 1987 Regal | Automatic 4-speed | 8 | 18 | 16 | 23 | $4,045 | $4,854 |
| 1986 Regal | Automatic 3-speed | 6 | 18 | 16 | 22 | $4,112 | $4,934 |
| 1986 Regal | Automatic 4-speed | 6 | 18 | 15 | 22 | $4,284 | $5,140 |
| 1986 Regal | Automatic 3-speed | 8 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1986 Regal | Automatic 4-speed | 8 | 19 | 16 | 23 | $4,045 | $4,854 |
| 1985 Regal | Automatic 3-speed | 6 | 18 | 16 | 22 | $4,112 | $4,934 |
| 1985 Regal | Automatic 4-speed | 6 | 19 | 16 | 24 | $3,984 | $4,781 |
| 1985 Regal | Automatic 3-speed | 6 | 19 | 17 | 22 | $3,960 | $4,752 |
| 1985 Regal | Automatic 4-speed | 6 | 18 | 15 | 22 | $4,284 | $5,140 |
| 1985 Regal | Automatic 3-speed | 6 | 18 | 16 | 21 | $4,185 | $5,022 |
| 1985 Regal | Automatic 4-speed | 6 | 19 | 16 | 24 | $3,984 | $4,781 |
| 1985 Regal | Automatic 3-speed | 6 | 23 | 20 | 29 | $3,226 | $3,871 |
| 1985 Regal | Automatic 3-speed | 8 | 21 | 18 | 26 | $3,589 | $4,307 |
| 1984 Regal | Automatic 3-speed | 6 | 19 | 17 | 22 | $3,960 | $4,752 |
| 1984 Regal | Automatic 4-speed | 6 | 16 | 14 | 20 | $4,633 | $5,560 |
| 1984 Regal | Automatic 4-speed | 6 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1984 Regal | Automatic 4-speed | 6 | 23 | 20 | 29 | $3,226 | $3,871 |
| 1984 Regal | Automatic 4-speed | 8 | 21 | 18 | 27 | $3,541 | $4,250 |
| 1984 Regal | Automatic 3-speed | 6 | 18 | 16 | 22 | $4,112 | $4,934 |
| 1984 Regal | Automatic 4-speed | 6 | 16 | 14 | 20 | $4,633 | $5,560 |
| 1984 Regal | Automatic 4-speed | 6 | 17 | 15 | 20 | $4,437 | $5,325 |
| 1984 Regal | Automatic 4-speed | 6 | 22 | 19 | 29 | $3,334 | $4,001 |
Data source: Fuel Economy USA, Reference.