Honda Civic SI MPG by Year & Engine (EPA)

EPA fuel-economy ratings for every rated Honda Civic SI model year from 1984 to 2018 — each engine and transmission with its official city, highway and combined figures. Over these years the Civic SI has been offered with 1.5L 4-cyl, 1.8L 4-cyl, 2.4L 4-cyl, 2.0L 4-cyl, 1.7L 4-cyl, 1.6L 4-cyl engines; the most efficient version is the 1995 (up to 38 MPG combined). Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.

Honda Civic SI fuel economy by year

YearCombinedEnginesMedian used priceFor sale
2018 32 MPG 1.5L 4-cyl — —
2017 32 MPG 1.5L 4-cyl — —
2015 25–33 MPG 1.8L 4-cyl, 2.4L 4-cyl — —
2014 25–33 MPG 1.8L 4-cyl, 2.4L 4-cyl — —
2013 25–32 MPG 1.8L 4-cyl, 2.4L 4-cyl — —
2012 25–31 MPG 1.8L 4-cyl, 2.4L 4-cyl — —
2011 24–29 MPG 1.8L 4-cyl, 2.0L 4-cyl — —
2010 24–29 MPG 1.8L 4-cyl, 2.0L 4-cyl — —
2009 24–29 MPG 1.8L 4-cyl, 2.0L 4-cyl — —
2008 24–29 MPG 1.8L 4-cyl, 2.0L 4-cyl — —
2007 23–29 MPG 1.8L 4-cyl, 2.0L 4-cyl — —
2006 23–30 MPG 1.8L 4-cyl, 2.0L 4-cyl — —
2005 25–34 MPG 1.7L 4-cyl, 2.0L 4-cyl — —
2004 25–34 MPG 1.7L 4-cyl, 2.0L 4-cyl — —
2003 25–34 MPG 1.7L 4-cyl, 2.0L 4-cyl — —
2002 25–31 MPG 1.7L 4-cyl, 2.0L 4-cyl — —
2001 29–31 MPG 1.7L 4-cyl — —
2000 25–30 MPG 1.6L 4-cyl — —
1999 25–30 MPG 1.6L 4-cyl — —
1998 27–30 MPG 1.6L 4-cyl — —
1997 27–34 MPG 1.6L 4-cyl — —
1996 27–31 MPG 1.6L 4-cyl — —
1995 26–38 MPG 1.5L 4-cyl, 1.6L 4-cyl — —
1994 26–38 MPG 1.5L 4-cyl, 1.6L 4-cyl — —
1993 26–38 MPG 1.5L 4-cyl, 1.6L 4-cyl — —
1992 26–38 MPG 1.5L 4-cyl, 1.6L 4-cyl — —
1991 23–30 MPG 1.5L 4-cyl, 1.6L 4-cyl — —
1990 24–30 MPG 1.5L 4-cyl, 1.6L 4-cyl — —
1989 26–31 MPG 1.5L 4-cyl, 1.6L 4-cyl — —
1988 27–32 MPG 1.5L 4-cyl — —
1987 26–34 MPG 1.3L 4-cyl, 1.5L 4-cyl — —
1986 26–34 MPG 1.3L 4-cyl, 1.5L 4-cyl — —
1985 24–34 MPG 1.3L 4-cyl, 1.5L 4-cyl — —
1984 25–35 MPG 1.3L 4-cyl, 1.5L 4-cyl — —

2018 Honda Civic SI: engines & MPG

The 2018 Civic SI was EPA-rated in 2 versions (1.5L 4-cyl), with combined economy of 32 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic Si 2Dr 1.5L 4-cyl Manual 6-spd Premium 28 38 32 MPG
Civic Si 4Dr 1.5L 4-cyl Manual 6-spd Premium 28 38 32 MPG

2017 Honda Civic SI: engines & MPG

The 2017 Civic SI was EPA-rated in 2 versions (1.5L 4-cyl), with combined economy of 32 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic Si 4Dr 1.5L 4-cyl Manual 6-spd Premium 28 38 32 MPG
Civic Si 2Dr 1.5L 4-cyl Manual 6-spd Premium 28 38 32 MPG

2015 Honda Civic SI: engines & MPG

The 2015 Civic SI was EPA-rated in 4 versions (1.8L 4-cyl, 2.4L 4-cyl), with combined economy from 25 to 33 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.8L 4-cyl Automatic (variable gear ratios) Regular 29 37 33 MPG
Civic 1.8L 4-cyl Automatic (AV-S7) Regular 29 37 32 MPG
Civic 1.8L 4-cyl Manual 5-spd Regular 28 35 31 MPG
Civic 2.4L 4-cyl Manual 6-spd Premium 22 31 25 MPG

2014 Honda Civic SI: engines & MPG

The 2014 Civic SI was EPA-rated in 4 versions (1.8L 4-cyl, 2.4L 4-cyl), with combined economy from 25 to 33 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.8L 4-cyl Automatic (variable gear ratios) Regular 29 37 33 MPG
Civic 1.8L 4-cyl Automatic (AV-S7) Regular 29 37 32 MPG
Civic 1.8L 4-cyl Manual 5-spd Regular 28 35 31 MPG
Civic 2.4L 4-cyl Manual 6-spd Premium 22 31 25 MPG

2013 Honda Civic SI: engines & MPG

The 2013 Civic SI was EPA-rated in 3 versions (1.8L 4-cyl, 2.4L 4-cyl), with combined economy from 25 to 32 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.8L 4-cyl Automatic 5-spd Regular 28 39 32 MPG
Civic 1.8L 4-cyl Manual 5-spd Regular 28 35 31 MPG
Civic 2.4L 4-cyl Manual 6-spd Premium 22 31 25 MPG

2012 Honda Civic SI: engines & MPG

The 2012 Civic SI was EPA-rated in 3 versions (1.8L 4-cyl, 2.4L 4-cyl), with combined economy from 25 to 31 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.8L 4-cyl Automatic 5-spd Regular 28 38 31 MPG
Civic 1.8L 4-cyl Manual 5-spd Regular 28 35 31 MPG
Civic 2.4L 4-cyl Manual 6-spd Premium 22 31 25 MPG

2011 Honda Civic SI: engines & MPG

The 2011 Civic SI was EPA-rated in 3 versions (1.8L 4-cyl, 2.0L 4-cyl), with combined economy from 24 to 29 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.8L 4-cyl Manual 5-spd Regular 26 34 29 MPG
Civic 1.8L 4-cyl Automatic 5-spd Regular 25 35 29 MPG
Civic 2.0L 4-cyl Manual 6-spd Premium 21 29 24 MPG

2010 Honda Civic SI: engines & MPG

The 2010 Civic SI was EPA-rated in 3 versions (1.8L 4-cyl, 2.0L 4-cyl), with combined economy from 24 to 29 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.8L 4-cyl Automatic 5-spd Regular 25 36 29 MPG
Civic 1.8L 4-cyl Manual 5-spd Regular 26 34 29 MPG
Civic 2.0L 4-cyl Manual 6-spd Premium 21 29 24 MPG

2009 Honda Civic SI: engines & MPG

The 2009 Civic SI was EPA-rated in 3 versions (1.8L 4-cyl, 2.0L 4-cyl), with combined economy from 24 to 29 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.8L 4-cyl Automatic 5-spd Regular 25 36 29 MPG
Civic 1.8L 4-cyl Manual 5-spd Regular 26 34 29 MPG
Civic 2.0L 4-cyl Manual 6-spd Premium 21 29 24 MPG

2008 Honda Civic SI: engines & MPG

The 2008 Civic SI was EPA-rated in 3 versions (1.8L 4-cyl, 2.0L 4-cyl), with combined economy from 24 to 29 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.8L 4-cyl Manual 5-spd Regular 26 34 29 MPG
Civic 1.8L 4-cyl Automatic 5-spd Regular 25 36 29 MPG
Civic 2.0L 4-cyl Manual 6-spd Premium 21 29 24 MPG

2007 Honda Civic SI: engines & MPG

The 2007 Civic SI was EPA-rated in 3 versions (1.8L 4-cyl, 2.0L 4-cyl), with combined economy from 23 to 29 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.8L 4-cyl Automatic 5-spd Regular 25 36 29 MPG
Civic 1.8L 4-cyl Manual 5-spd Regular 26 34 29 MPG
Civic 2.0L 4-cyl Manual 6-spd Premium 20 29 23 MPG

2006 Honda Civic SI: engines & MPG

The 2006 Civic SI was EPA-rated in 3 versions (1.8L 4-cyl, 2.0L 4-cyl), with combined economy from 23 to 30 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.8L 4-cyl Automatic 5-spd Regular 26 36 30 MPG
Civic 1.8L 4-cyl Manual 5-spd Regular 26 34 29 MPG
Civic 2.0L 4-cyl Manual 6-spd Premium 20 29 23 MPG

2005 Honda Civic SI: engines & MPG

The 2005 Civic SI was EPA-rated in 6 versions (1.7L 4-cyl, 2.0L 4-cyl), with combined economy from 25 to 34 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.7L 4-cyl Manual 5-spd Regular 31 39 34 MPG
Civic 1.7L 4-cyl Automatic (variable gear ratios) Regular 29 36 32 MPG
Civic 1.7L 4-cyl Manual 5-spd Regular 27 34 30 MPG
Civic 1.7L 4-cyl Automatic 4-spd Regular 26 35 30 MPG
Civic 1.7L 4-cyl Automatic 4-spd Regular 25 34 29 MPG
Civic 2.0L 4-cyl Manual 5-spd Regular 22 28 25 MPG

2004 Honda Civic SI: engines & MPG

The 2004 Civic SI was EPA-rated in 6 versions (1.7L 4-cyl, 2.0L 4-cyl), with combined economy from 25 to 34 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.7L 4-cyl Manual 5-spd Regular 31 39 34 MPG
Civic 1.7L 4-cyl Automatic (variable gear ratios) Regular 29 36 32 MPG
Civic 1.7L 4-cyl Manual 5-spd Regular 27 34 30 MPG
Civic 1.7L 4-cyl Automatic 4-spd Regular 26 35 30 MPG
Civic 1.7L 4-cyl Automatic 4-spd Regular 25 34 29 MPG
Civic 2.0L 4-cyl Manual 5-spd Regular 22 28 25 MPG

2003 Honda Civic SI: engines & MPG

The 2003 Civic SI was EPA-rated in 6 versions (1.7L 4-cyl, 2.0L 4-cyl), with combined economy from 25 to 34 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.7L 4-cyl Manual 5-spd Regular 31 39 34 MPG
Civic 1.7L 4-cyl Automatic (variable gear ratios) Regular 29 36 32 MPG
Civic 1.7L 4-cyl Manual 5-spd Regular 27 35 30 MPG
Civic 1.7L 4-cyl Automatic 4-spd Regular 25 34 29 MPG
Civic 1.7L 4-cyl Automatic 4-spd Regular 26 34 29 MPG
Civic 2.0L 4-cyl Manual 5-spd Regular 22 28 25 MPG

2002 Honda Civic SI: engines & MPG

The 2002 Civic SI was EPA-rated in 5 versions (1.7L 4-cyl, 2.0L 4-cyl), with combined economy from 25 to 31 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.7L 4-cyl Manual 5-spd Regular 28 36 31 MPG
Civic 1.7L 4-cyl Manual 5-spd Regular 27 33 30 MPG
Civic 1.7L 4-cyl Automatic 4-spd Regular 26 35 30 MPG
Civic 1.7L 4-cyl Automatic 4-spd Regular 26 34 29 MPG
Civic 2.0L 4-cyl Manual 5-spd Regular 23 28 25 MPG

2001 Honda Civic SI: engines & MPG

The 2001 Civic SI was EPA-rated in 3 versions (1.7L 4-cyl), with combined economy from 29 to 31 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.7L 4-cyl Manual 5-spd Regular 28 35 31 MPG
Civic 1.7L 4-cyl Manual 5-spd Regular 27 33 30 MPG
Civic 1.7L 4-cyl Automatic 4-spd Regular 26 34 29 MPG

2000 Honda Civic SI: engines & MPG

The 2000 Civic SI was EPA-rated in 4 versions (1.6L 4-cyl), with combined economy from 25 to 30 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.6L 4-cyl Manual 5-spd Regular 27 33 30 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 25 32 28 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 24 32 27 MPG
Civic 1.6L 4-cyl Manual 5-spd Premium 22 29 25 MPG

1999 Honda Civic SI: engines & MPG

The 1999 Civic SI was EPA-rated in 6 versions (1.6L 4-cyl), with combined economy from 25 to 30 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.6L 4-cyl Manual 5-spd Regular 27 34 30 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 25 32 28 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 24 32 27 MPG
Civic 1.6L 4-cyl Automatic 4-spd Natural Gas 24 31 27 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 24 31 27 MPG
Civic 1.6L 4-cyl Manual 5-spd Premium 22 29 25 MPG

1998 Honda Civic SI: engines & MPG

The 1998 Civic SI was EPA-rated in 4 versions (1.6L 4-cyl), with combined economy from 27 to 30 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.6L 4-cyl Manual 5-spd Regular 27 34 30 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 25 32 28 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 25 33 28 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 24 32 27 MPG

1997 Honda Civic SI: engines & MPG

The 1997 Civic SI was EPA-rated in 6 versions (1.6L 4-cyl), with combined economy from 27 to 34 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.6L 4-cyl Manual 5-spd Regular 31 39 34 MPG
Civic 1.6L 4-cyl Automatic (variable gear ratios) Regular 29 35 31 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 28 35 30 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 26 33 28 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 25 32 28 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 24 32 27 MPG

1996 Honda Civic SI: engines & MPG

The 1996 Civic SI was EPA-rated in 4 versions (1.6L 4-cyl), with combined economy from 27 to 31 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.6L 4-cyl Manual 5-spd Regular 28 35 31 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 25 33 28 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 26 33 28 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 24 32 27 MPG

1995 Honda Civic SI: engines & MPG

The 1995 Civic SI was EPA-rated in 6 versions (1.5L 4-cyl, 1.6L 4-cyl), with combined economy from 26 to 38 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.5L 4-cyl Manual 5-spd Regular 35 41 38 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 33 41 36 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 29 36 32 MPG
Civic 1.5L 4-cyl Automatic 4-spd Regular 25 33 28 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 25 32 28 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 23 31 26 MPG

1994 Honda Civic SI: engines & MPG

The 1994 Civic SI was EPA-rated in 6 versions (1.5L 4-cyl, 1.6L 4-cyl), with combined economy from 26 to 38 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.5L 4-cyl Manual 5-spd Regular 35 41 38 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 33 41 36 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 29 36 32 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 25 32 28 MPG
Civic 1.5L 4-cyl Automatic 4-spd Regular 25 33 28 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 23 30 26 MPG

1993 Honda Civic SI: engines & MPG

The 1993 Civic SI was EPA-rated in 6 versions (1.5L 4-cyl, 1.6L 4-cyl), with combined economy from 26 to 38 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.5L 4-cyl Manual 5-spd Regular 35 41 38 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 33 41 36 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 29 36 32 MPG
Civic 1.5L 4-cyl Automatic 4-spd Regular 26 35 29 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 25 32 28 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 23 31 26 MPG

1992 Honda Civic SI: engines & MPG

The 1992 Civic SI was EPA-rated in 6 versions (1.5L 4-cyl, 1.6L 4-cyl), with combined economy from 26 to 38 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.5L 4-cyl Manual 5-spd Regular 35 43 38 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 33 42 37 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 30 36 32 MPG
Civic 1.5L 4-cyl Automatic 4-spd Regular 26 33 29 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 25 33 28 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 23 31 26 MPG

1991 Honda Civic SI: engines & MPG

The 1991 Civic SI was EPA-rated in 5 versions (1.5L 4-cyl, 1.6L 4-cyl), with combined economy from 23 to 30 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.5L 4-cyl Manual 4-spd Regular 28 33 30 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 27 32 29 MPG
Civic 1.5L 4-cyl Automatic 4-spd Regular 24 30 26 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 24 29 26 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 21 26 23 MPG

1990 Honda Civic SI: engines & MPG

The 1990 Civic SI was EPA-rated in 5 versions (1.5L 4-cyl, 1.6L 4-cyl), with combined economy from 24 to 30 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.5L 4-cyl Manual 4-spd Regular 28 33 30 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 27 31 29 MPG
Civic 1.5L 4-cyl Automatic 4-spd Regular 24 30 26 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 24 29 26 MPG
Civic 1.6L 4-cyl Automatic 4-spd Regular 22 26 24 MPG

1989 Honda Civic SI: engines & MPG

The 1989 Civic SI was EPA-rated in 4 versions (1.5L 4-cyl, 1.6L 4-cyl), with combined economy from 26 to 31 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.5L 4-cyl Manual 4-spd Regular 29 35 31 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 27 33 29 MPG
Civic 1.5L 4-cyl Automatic 4-spd Regular 23 29 26 MPG
Civic 1.6L 4-cyl Manual 5-spd Regular 24 30 26 MPG

1988 Honda Civic SI: engines & MPG

The 1988 Civic SI was EPA-rated in 5 versions (1.5L 4-cyl), with combined economy from 27 to 32 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.5L 4-cyl Manual 4-spd Regular 30 35 32 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 28 34 31 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 28 33 30 MPG
Civic 1.5L 4-cyl Automatic 4-spd Regular 25 32 28 MPG
Civic 1.5L 4-cyl Automatic 4-spd Regular 24 30 27 MPG

1987 Honda Civic SI: engines & MPG

The 1987 Civic SI was EPA-rated in 4 versions (1.3L 4-cyl, 1.5L 4-cyl), with combined economy from 26 to 34 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.3L 4-cyl Manual 4-spd Regular 31 39 34 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 26 32 28 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 26 30 27 MPG
Civic 1.5L 4-cyl Automatic 4-spd Regular 23 29 26 MPG

1986 Honda Civic SI: engines & MPG

The 1986 Civic SI was EPA-rated in 4 versions (1.3L 4-cyl, 1.5L 4-cyl), with combined economy from 26 to 34 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.3L 4-cyl Manual 4-spd Regular 31 39 34 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 26 32 28 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 26 30 27 MPG
Civic 1.5L 4-cyl Automatic 4-spd Regular 24 29 26 MPG

1985 Honda Civic SI: engines & MPG

The 1985 Civic SI was EPA-rated in 6 versions (1.3L 4-cyl, 1.5L 4-cyl), with combined economy from 24 to 34 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.3L 4-cyl Manual 4-spd Regular 32 38 34 MPG
Civic 1.3L 4-cyl Manual 4-spd Regular 31 39 34 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 27 33 30 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 26 31 28 MPG
Civic 1.5L 4-cyl Automatic 3-spd Regular 25 29 27 MPG
Civic 1.5L 4-cyl Automatic 3-spd Regular 23 26 24 MPG

1984 Honda Civic SI: engines & MPG

The 1984 Civic SI was EPA-rated in 6 versions (1.3L 4-cyl, 1.5L 4-cyl), with combined economy from 25 to 35 MPG.

VersionEngineTransmissionFuelCityHwyCombined
Civic 1.3L 4-cyl Manual 4-spd Regular 32 39 35 MPG
Civic 1.3L 4-cyl Manual 4-spd Regular 31 37 33 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 26 33 29 MPG
Civic 1.5L 4-cyl Manual 5-spd Regular 27 32 29 MPG
Civic 1.5L 4-cyl Automatic 3-spd Regular 23 26 25 MPG
Civic 1.5L 4-cyl Automatic 3-spd Regular 23 27 25 MPG

Frequently asked questions

What MPG does a Honda Civic SI get?

Depending on year and engine, EPA combined ratings for the Civic SI range from 29 to 38 MPG. The most efficient rated version is the 1995 model year.

What engines does the 2018 Honda Civic SI have?

The 2018 Civic SI was EPA-rated with 1.5L 4-cyl engines — see the 2018 table above for each version's exact city/highway figures.

Does the Honda Civic SI require premium gas?

Some versions do: EPA lists premium gasoline and regular gasoline and natural gas depending on year and engine — check your year's table above.

About this data: EPA ratings from the official U.S. DOE/EPA dataset (fueleconomy.gov), as of July 2026; refreshed monthly. Market prices and listing counts are live medians from VehiSales inventory, updated daily. How to cite: “VehiSales Research, Honda Civic SI EPA Fuel Economy by Model Year” with a link to https://vehisales.com/research/fuel-economy/honda/civic-si.

See also: Honda Civic SI hub — live listings, prices & reliability · Used Honda Civic SI prices by year · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].

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