Based on data from 30 vehicles, 2,248 fuel-ups and 601,038 miles of driving, the 2018 Kia Rio gets a combined Avg MPG of 31.65 with a 0.32 MPG margin of error.

Any Engine Type 1.6L L4 GAS (26) GAS (1) V4 DIESEL (1) Any Body Style Sedan (3) Hatchback (5) Any Submodel S (6) EX (9) LX (13) Other (2)

Below you can see a distribution of the fuel-ups with 78 outliers (3.35%) removed.

Following shows the average MPG of each of the 30 vehicles in the system.

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• Rio18

  2018 Kia Rio S 1.6L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 427 Fuel-ups

  Property of geoffbern

• 35.5 Avg MPG

• Kia Rio

  2018 Kia Rio EX 1.6L L4 GAS Automatic 6 Speed
  Added Jul 2022 • 90 Fuel-ups

  Property of hvilla17

• 20.7 Avg MPG

• Lil' Red

  2018 Kia Rio S 1.6L L4 GAS Automatic 6 Speed Sedan
  Added Nov 2019 • 91 Fuel-ups

  Property of MitchInOmaha

• 31.2 Avg MPG

• My Rio

  2018 Kia Rio LX 1.6L L4 GAS Automatic 6 Speed
  Added Jan 2022 • 59 Fuel-ups

  Property of Yehuuvega

• 14.3 Avg MPG

• Kia

  2018 Kia Rio LX 1.6L L4 GAS Manual 6 Speed Hatchback
  Added Oct 2023 • 8 Fuel-ups

  Property of stevelevine4

• 31.8 Avg MPG

• Wife's Rio

  2018 Kia Rio LX 1.6L L4 GAS Automatic 6 Speed Hatchback
  Added Dec 2018 • 148 Fuel-ups

  Property of generalbarca

• 30.5 Avg MPG

• Rio

  2018 Kia Rio EX V4 DIESEL Automatic 6 Speed Hatchback
  Added Aug 2018 • 60 Fuel-ups

  Property of marjanpregelj

• 34.6 Avg MPG

• KIA2018

  2018 Kia Rio LX 1.6L L4 GAS Manual 6 Speed Sedan
  Added Feb 2022 • 99 Fuel-ups

  Property of jeffcs

• 33.4 Avg MPG

• KIA Rio LXS

  2018 Kia Rio LX 1.6L L4 GAS Automatic 6 Speed
  Added Jun 2018 • 199 Fuel-ups

  Property of atxwizard

• 30.7 Avg MPG

• My Rio

  2018 Kia Rio LX 1.6L L4 GAS Manual 6 Speed
  Added Mar 2020 • 102 Fuel-ups

  Property of KrissiP

• 39.0 Avg MPG

• My Rio

  2018 Kia Rio S 1.6L L4 GAS Automatic 6 Speed
  Added Mar 2021 • 69 Fuel-ups

  Property of sh89

• 27.2 Avg MPG

• My Rio

  2018 Kia Rio EX 1.6L L4 GAS Automatic 6 Speed
  Added May 2018 • 126 Fuel-ups

  Property of marilu

• 29.3 Avg MPG

• My Rio GT-Line 1.0

  2018 Kia Rio GT - Line 1.0 GAS Manual 6 Speed
  Added Oct 2022 • 8 Fuel-ups

  Property of dossettit

• 38.0 Avg MPG

• My Rio

  2018 Kia Rio S 1.6L L4 GAS Automatic 6 Speed
  Added Jun 2021 • 50 Fuel-ups

  Property of andhercr

• 23.3 Avg MPG

• My Rio

  2018 Kia Rio LX 1.6L L4 GAS Manual 6 Speed
  Added Mar 2022 • 14 Fuel-ups

  Property of Samwelless

• 33.0 Avg MPG

• Kia

  2018 Kia Rio LX 1.6L L4 GAS Automatic 6 Speed Hatchback
  Added Oct 2018 • 86 Fuel-ups

  Property of et

• 29.8 Avg MPG

• My Rio

  2018 Kia Rio LX 1.6L L4 GAS Automatic 6 Speed
  Added Mar 2019 • 219 Fuel-ups

  Property of rachm24

• 34.6 Avg MPG

• My Rio

  2018 Kia Rio 2 1.4
  Added Jul 2020 • 40 Fuel-ups

  Property of Maechee

• 43.9 Avg MPG

• Kiario

  2018 Kia Rio LX 1.6L L4 GAS Automatic 6 Speed Hatchback
  Added Jan 2021 • 6 Fuel-ups

  Property of Whizzard

• 25.3 Avg MPG

• Smol Beeper

  2018 Kia Rio LX 1.6L L4 GAS Manual 6 Speed
  Added Mar 2018 • 313 Fuel-ups

  Property of BIMMERZ92

• 36.2 Avg MPG

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