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2018 Subaru WRX STI MPG

Based on data from 51 vehicles, 4,444 fuel-ups and 1,062,289 miles of driving, the 2018 Subaru WRX STI gets a combined Avg MPG of 19.64 with a 0.10 MPG margin of error.

Below you can see a distribution of the fuel-ups with 61 outliers (1.35%) removed.

Following shows the average MPG of each of the 51 vehicles in the system.

2018 Subaru WRX STIs For Sale Nearby

  • My WRX STI

    2018 Subaru WRX STI STI 2.5L H4 GAS Manual 6 Speed
    Added Feb 2020 • 158 Fuel-ups

    Property of SensibleHeat

  • 19.1 Avg MPG
  • Bandit

    2018 Subaru WRX STI Limited 2.5L H4 GAS Standard 6 Speed Sedan
    Added Sep 2023 • 288 Fuel-ups

    Property of jdmorris

  • 21.4 Avg MPG
  • STI

    2018 Subaru WRX STI Limited 2.5L H4 GAS Standard 6 Speed Sedan
    Added Aug 2017 • 167 Fuel-ups

    Property of Hersheys

  • 20.7 Avg MPG
  • Koraline

    2018 Subaru WRX STI Type RA 2.5L H4 GAS Manual 6 Speed Sedan
    Added Apr 2021 • 304 Fuel-ups

    Property of StephenPalmer

  • 20.0 Avg MPG
  • STi

    2018 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed Sedan
    Added Nov 2017 • 132 Fuel-ups

    Property of jon10203405060

  • 21.8 Avg MPG
  • Wingnut

    2018 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed Sedan
    Added Mar 2018 • 134 Fuel-ups

    Property of josnroh

  • 21.5 Avg MPG
  • WRX STI RA

    2018 Subaru WRX STI Type RA 2.5L H4 GAS Manual 6 Speed
    Added Aug 2020 • 166 Fuel-ups

    Property of blue04sti

  • 17.3 Avg MPG
  • WRX STI 11.5

    2018 Subaru WRX STI STI 2.5L H4 GAS Manual 6 Speed
    Added Aug 2019 • 243 Fuel-ups

    Property of EricSum

  • 22.6 Avg MPG
  • Type RA

    2018 Subaru WRX STI Type RA 2.5L H4 GAS Manual 6 Speed Sedan
    Added Apr 2021 • 122 Fuel-ups

    Property of picantegamer

  • 20.4 Avg MPG
  • Black Unicorn

    2018 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed
    Added Sep 2018 • 142 Fuel-ups

    Property of MizMoxie13

  • 17.8 Avg MPG
  • My WRX STI

    2018 Subaru WRX STI STI 2.5L H4 GAS Standard 6 Speed
    Added Jul 2018 • 156 Fuel-ups

    Property of Takeshi_173

  • 15.8 Avg MPG
  • My WRX STI

    2018 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed
    Added Sep 2022 • 125 Fuel-ups

    Property of thexflames

  • 14.9 Avg MPG
  • My WRX STI

    2018 Subaru WRX STI Sport-tech 2.5L H4 GAS Standard 6 Speed
    Added Apr 2018 • 105 Fuel-ups

    Property of 2018-STi

  • 21.1 Avg MPG
  • Selena

    2018 Subaru WRX STI Sport-tech 2.5L H4 GAS Manual 6 Speed Sedan
    Added Jul 2022 • 130 Fuel-ups

    Property of jasonkai

  • 20.0 Avg MPG
  • WRX STI

    2018 Subaru WRX STI Sport-tech 2,5L H4 GAS Manual 6 Speed
    Added Mar 2018 • 311 Fuel-ups

    Property of agleask

  • 23.7 Avg MPG
  • '18 STI

    2018 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed Sedan
    Added Aug 2017 • 249 Fuel-ups

    Property of clapanse

  • 20.1 Avg MPG
  • Stacy

    2018 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed
    Added Jul 2018 • 257 Fuel-ups

    Property of mut8dsupafly

  • 18.3 Avg MPG
  • My Spec.R STI WRX

    2018 Subaru WRX STI STI 2.5L H4 GAS Manual 6 Speed Sedan
    Added Oct 2022 • 10 Fuel-ups

    Property of scottd72

  • 21.6 Avg MPG
  • My WRX STI

    2018 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed
    Added Feb 2023 • 53 Fuel-ups

    Property of buklaosta

  • 15.7 Avg MPG
  • Doctor STI

    2018 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed Sedan
    Added Apr 2022 • 77 Fuel-ups

    Property of BestBaconAround

  • 20.5 Avg MPG

Recent Activity

from other Subaru WRX STI vehicles (View All)

Tips

Save weight, save fuel

Don't leave heavy items you don't need in your car's trunk o... ...

by mathowie

Read more tips