Based on data from 36 vehicles, 3,420 fuel-ups and 811,306 miles of driving, the 2014 Subaru WRX STI gets a combined Avg MPG of 19.46 with a 0.12 MPG margin of error.

Any Engine Type 2.5L H4 GAS (26) H4 GAS (6) Any Body Style Sedan (3) Wagon (10) Hatchback (2) Any Submodel Sport-tech (2) Base (25) Other (9)

Below you can see a distribution of the fuel-ups with 119 outliers (3.36%) removed.

Following shows the average MPG of each of the 36 vehicles in the system.

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• STi

  2014 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed
  Added Mar 2017 • 79 Fuel-ups

  Property of kevinmastro

• 19.1 Avg MPG

• The Bride

  2014 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed Sedan
  Added Jan 2014 • 67 Fuel-ups

  Property of azraelx13

• 19.4 Avg MPG

• STi

  2014 Subaru WRX STI Custom Submodel
  Added Sep 2016 • 102 Fuel-ups

  Property of Takeshi_173

• 18.6 Avg MPG

• Subaru

  2014 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed Wagon
  Added Jan 2016 • 6 Fuel-ups

  Property of Tomfordwe

• 4.6 Avg MPG

• 2014 STi

  2014 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed
  Added Sep 2016 • 144 Fuel-ups

  Property of LeJeune123

• 20.1 Avg MPG

• 2014 WRX STi Hatch

  2014 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed Wagon
  Added Mar 2014 • 47 Fuel-ups

  Property of gemort

• 18.1 Avg MPG

• Blue Pearl

  2014 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed Wagon
  Added Mar 2014 • 69 Fuel-ups

  Property of Elkwood

• 21.9 Avg MPG

• X 2014 STI

  2014 Subaru WRX STI ?
  Added Dec 2016 • 73 Fuel-ups

  Property of kingturtle

• 18.3 Avg MPG

• Raiden

  2014 Subaru WRX STI GAS H4
  Added Dec 2013 • 64 Fuel-ups

  Property of xelaboy

• 16.9 Avg MPG

• STI

  2014 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed
  Added Mar 2017 • 26 Fuel-ups

  Property of Redtide

• 20.5 Avg MPG

• Silver_Subie

  2014 Subaru WRX STI GAS H4
  Added Apr 2014 • 30 Fuel-ups

  Property of SilverSubie

• 19.9 Avg MPG

• STi

  2014 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed
  Added Aug 2016 • 42 Fuel-ups

  Property of sbbartze

• 19.3 Avg MPG

• '14 STi

  2014 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed
  Added Aug 2016 • 32 Fuel-ups

  Property of XtraTQ

• 20.8 Avg MPG

• STI

  2014 Subaru WRX STI
  Added Feb 2014 • 51 Fuel-ups

  Property of Danawd

• 19.5 Avg MPG

• REX

  2014 Subaru WRX STI GAS H4
  Added Nov 2013 • 31 Fuel-ups

  Property of Bootsandpants

• 22.4 Avg MPG

• STI

  2014 Subaru WRX STI GAS H4
  Added Nov 2013 • 4 Fuel-ups

  Property of ddecoy

• 16.4 Avg MPG

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