Based on data from 180 vehicles, 13,471 fuel-ups and 3,378,662 miles of driving, the 2003 Subaru Impreza gets a combined Avg MPG of 22.21 with a 0.08 MPG margin of error.

Any Engine Type 2.0L H4 GAS (83) 2.5L H4 GAS (19) H4 GAS (26) Any Body Style Sedan (20) Wagon (31) Any Submodel Base (3) RS (4) TS (6) WRX-STI (6) Outback (10) WRX (122) Other (29)

Below you can see a distribution of the fuel-ups with 501 outliers (3.59%) removed.

Following shows the average MPG of each of the 180 vehicles in the system.

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• My Impreza

  2003 Subaru Impreza WRX 2.0L H4 GAS Automatic 4 Speed
  Added Oct 2017 • 5 Fuel-ups

  Property of probie1989

• 18.0 Avg MPG

• WRX

  2003 Subaru Impreza WRX 2.0L H4 GAS Standard 5 Speed
  Added Jul 2019 • 128 Fuel-ups

  Property of Noahbuckner85

• 25.3 Avg MPG

• My Impreza

  2003 Subaru Impreza WRX-STI
  Added Oct 2017 • 3 Fuel-ups

  Property of cray

• 22.8 Avg MPG

• WRX

  2003 Subaru Impreza WRX 2.0L H4 GAS Standard 5 Speed Sedan
  Added Aug 2010 • 110 Fuel-ups

  Property of jarrett

• 24.1 Avg MPG

• WRX

  2003 Subaru Impreza WRX 2.0L H4 GAS Standard 5 Speed Sedan
  Added Oct 2014 • 123 Fuel-ups

  Property of bzzx

• 19.0 Avg MPG

• Subbie

  2003 Subaru Impreza WRX 2.0L H4 GAS Standard 5 Speed Sedan
  Added Nov 2017 • 122 Fuel-ups

  Property of captglen

• 20.4 Avg MPG

• Brian's Rex

  2003 Subaru Impreza WRX 2.0L H4 GAS Standard 5 Speed
  Added Aug 2016 • 124 Fuel-ups

  Property of bhoover406

• 21.7 Avg MPG

• Silver Bullet

  2003 Subaru Impreza TS 2.5L H4 GAS Standard 5 Speed Wagon
  Added Jun 2013 • 144 Fuel-ups

  Property of ravuya

• 22.9 Avg MPG

• My Impreza

  2003 Subaru Impreza WRX 2.0L H4 GAS Standard 5 Speed
  Added Apr 2017 • 7 Fuel-ups

  Property of Bon_g

• 28.6 Avg MPG

• '03 Impreza OBS 5MT

  2003 Subaru Impreza Outback 2.5L H4 GAS Standard 5 Speed Wagon
  Added Aug 2015 • 59 Fuel-ups

  Property of esmith351

• 26.9 Avg MPG

• My wrx

  2003 Subaru Impreza WRX 2.0L H4 GAS Standard 5 Speed Wagon
  Added Feb 2017 • 7 Fuel-ups

  Property of Mick2424

• 23.4 Avg MPG

• blue steel

  2003 Subaru Impreza GAS H4
  Added Sep 2013 • 19 Fuel-ups

  Property of wrxskier

• 19.8 Avg MPG

• Impreza WRX STi

  2003 Subaru Impreza WRX-STI H4 GAS Standard 6 Speed Sedan
  Added Nov 2016 • 42 Fuel-ups

  Property of andreasb

• 14.9 Avg MPG

• Impreza

  2003 Subaru Impreza WRX 2.0L H4 GAS Standard 5 Speed Wagon
  Added Oct 2016 • 6 Fuel-ups

  Property of regdoblufetah

• 19.6 Avg MPG

• Impreza

  2003 Subaru Impreza Outback 2.5L H4 GAS Standard 5 Speed Wagon
  Added Jul 2015 • 84 Fuel-ups

  Property of Skwisgaar

• 26.0 Avg MPG

• Sarah

  2003 Subaru Impreza WRX 2.0L H4 GAS
  Added Apr 2010 • 288 Fuel-ups

  Property of JKofPA

• 24.4 Avg MPG

• 2003 Subaru WRX

  2003 Subaru Impreza WRX 2L GAS H4 Standard 5
  Added Jun 2015 • 36 Fuel-ups

  Property of slehan

• 21.7 Avg MPG

• RalliveryWagon

  2003 Subaru Impreza TS 2.5L H4 GAS Standard 5 Speed Wagon
  Added Jun 2015 • 51 Fuel-ups

  Property of ralliverydriver

• 26.6 Avg MPG

• Scooby

  2003 Subaru Impreza STi
  Added Sep 2016 • 313 Fuel-ups

  Property of Panfa

• 17.8 Avg MPG

• WRX

  2003 Subaru Impreza WRX 2.0L H4 GAS Standard 5 Speed
  Added Sep 2016 • 284 Fuel-ups

  Property of psayre23

• 22.9 Avg MPG

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