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2021 Subaru WRX STI MPG

Based on data from 20 vehicles, 1,061 fuel-ups and 235,532 miles of driving, the 2021 Subaru WRX STI gets a combined Avg MPG of 18.92 with a 0.21 MPG margin of error.

Below you can see a distribution of the fuel-ups with 9 outliers (0.84%) removed.

Following shows the average MPG of each of the 20 vehicles in the system.

2021 Subaru WRX STIs For Sale Nearby

  • My WRX STI

    2021 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed
    Added Mar 2022 • 170 Fuel-ups

    Property of Jbisset

  • 18.8 Avg MPG
  • WRX STI

    2021 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed Sedan
    Added Sep 2021 • 190 Fuel-ups

    Property of Matt35657

  • 21.4 Avg MPG
  • My WRX STI

    2021 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed
    Added Sep 2021 • 151 Fuel-ups

    Property of leanderwarner

  • 17.6 Avg MPG
  • WRX STI

    2021 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed Sedan
    Added May 2021 • 127 Fuel-ups

    Property of mistahchen

  • 19.2 Avg MPG
  • WRX

    2021 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed
    Added Jan 2022 • 89 Fuel-ups

    Property of CycloGeek54

  • 17.3 Avg MPG
  • My WRX STI

    2021 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed
    Added Aug 2022 • 13 Fuel-ups

    Property of dazman83

  • 20.8 Avg MPG
  • STI

    2021 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed Sedan
    Added Nov 2022 • 51 Fuel-ups

    Property of Lynseylu

  • 20.2 Avg MPG
  • My STi

    2021 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed Sedan
    Added Sep 2021 • 29 Fuel-ups

    Property of brianzchen

  • 18.4 Avg MPG
  • My WRX STI

    2021 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed
    Added Jun 2022 • 19 Fuel-ups

    Property of JTGibbons

  • 16.5 Avg MPG
  • Snow White STI

    2021 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed
    Added May 2021 • 65 Fuel-ups

    Property of tuned200

  • 22.0 Avg MPG
  • Subaru WRX STi

    2021 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed Sedan
    Added Apr 2021 • 34 Fuel-ups

    Property of crodil2

  • 18.6 Avg MPG
  • STI Limited

    2021 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed
    Added Jul 2021 • 28 Fuel-ups

    Property of Whaever

  • 16.3 Avg MPG
  • 2021 WRX STI

    2021 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed
    Added Aug 2021 • 16 Fuel-ups

    Property of refimage

  • 18.5 Avg MPG
  • My WRX STI

    2021 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed
    Added Dec 2022 • 37 Fuel-ups

    Property of carguy560740

  • 18.3 Avg MPG
  • My WRX STI

    2021 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed
    Added Jul 2021 • 13 Fuel-ups

    Property of jasonbrent

  • 21.4 Avg MPG
  • Louise

    2021 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed
    Added Apr 2022 • 10 Fuel-ups

    Property of BitTexas

  • 19.0 Avg MPG
  • Revenant

    2021 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed Sedan
    Added Apr 2021 • 53 Fuel-ups

    Property of sliceoflife

  • 22.1 Avg MPG
  • My WRX STI

    2021 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed
    Added Sep 2021 • 8 Fuel-ups

    Property of jedgington

  • 21.8 Avg MPG
  • WRX STI

    2021 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed
    Added Sep 2021 • 20 Fuel-ups

    Property of thomashewlett

  • 16.4 Avg MPG
  • Persephone

    2021 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed Sedan
    Added Jul 2021 • 52 Fuel-ups

    Property of BrilliantLuck

  • 18.2 Avg MPG

Recent Activity

from other Subaru WRX STI vehicles (View All)

Tips

Vary acceleration by traffic level

Most engines produce maximum efficiency somewhere around 75%... ...

by lice

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