2002-2007 Subaru Impreza/Outback Sport MPG & Fuel Cost

EPA rates the 2002-2007 Subaru Impreza/Outback Sport at 18–23 MPG combined across 52 configurations and 6 model years. The most efficient version, the 2005 Impreza 2.5L 4-cyl 4WD, is rated 23 MPG (20 city, 27 highway).

The Impreza 2.5L 4-cyl 4WD reached the generation's best combined rating, 23 MPG, in 2005. The lowest top rating, 21 MPG, was in 2002 and 2003.

Yes. Ratings changed in 2003, 2004, 2005, 2006 and 2007.

The previous generation (2000-2001 Subaru Impreza/Outback Sport) is rated 21–23 MPG combined and costs $2,840–$3,110 a year to fuel; the 2002-2007 model is rated 18–23 MPG and costs $2,840–$4,460 a year.

Driving 15,000 miles a year at regular gasoline $4.36/gal (U.S. average, Sep 2026), the Impreza 2.5L 4-cyl 4WD costs about $2,970 a year. Across all 9 configurations the cost runs $2,970–$4,230 a year. That is a $1,260 difference between the cheapest and the costliest configuration.

About $19.80 per 100 miles for the Impreza 2.5L 4-cyl 4WD at regular gasoline $4.36/gal (U.S. average, Sep 2026), and between $19.80 and $28.20 across all configurations. That is the annual cost over 15,000 miles divided by 150.

The Impreza 2.5L 4-cyl 4WD is rated 20 city and 25 highway MPG, so it is more efficient on the highway, by 5 MPG.

The Impreza 2.5L 4-cyl 4WD costs about $2,970 a year to fuel, $680 less than the class median of $3,650, and less than 7 of 10 small car configurations. The comparison covers all 262 rated small car configurations for MY2007, not weighted by sales.

The most efficient configuration stays at 22 MPG. Its annual cost stays at $2,970. EPA lists 9 configurations for 2007 against 9 configurations for 2006. See the 2006 Subaru Impreza/Outback Sport for that year.