Based on data from 135 vehicles, 9,685 fuel-ups and 3,449,944 miles of driving, the 2015 Kia Optima gets a combined Avg MPG of 25.31 with a 0.11 MPG margin of error.

Any Engine Type 2.0L L4 GAS (20) 2.4L L4 ELECTRIC/GAS (26) 2.4L L4 FULL HYBRID EV-GAS (FHEV) (1) 2.4L L4 GAS (81) DIESEL (1) Any Body Style Sedan (52) Any Submodel 1 (1) 3 (2) Limited (3) EX Luxury (3) SXL Turbo (4) SX (5) Hybrid LX (10) SX Turbo (14) Hybrid EX (17) LX (26) EX (49) Other (1)

Below you can see a distribution of the fuel-ups with 622 outliers (6.03%) removed.

Following shows the average MPG of each of the 135 vehicles in the system.

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• Switch hitter

  2015 Kia Optima Hybrid LX 2.4L L4 ELECTRIC/GAS Automatic 6 Speed
  Added Mar 2023 • 37 Fuel-ups

  Property of paxman356

• 35.1 Avg MPG

• My Optima

  2015 Kia Optima Hybrid EX 2.4L L4 FULL HYBRID EV-GAS (FHEV) Automatic 6 Speed
  Added Oct 2023 • 36 Fuel-ups

  Property of LoganZahorski

• 30.4 Avg MPG

• My Optima

  2015 Kia Optima EX 2.4L L4 GAS Automatic 6 Speed
  Added Feb 2021 • 166 Fuel-ups

  Property of blgwin0522

• 26.7 Avg MPG

• Mia

  2015 Kia Optima SX Turbo 2.0L L4 GAS Automatic 6 Speed Sedan
  Added Apr 2024 • 18 Fuel-ups

  Property of dubvain

• 25.4 Avg MPG

• Kia Optima

  2015 Kia Optima LX 2.4L L4 GAS Automatic 6 Speed
  Added Nov 2017 • 16 Fuel-ups

  Property of Cutefroggies

• 25.3 Avg MPG

• My Optima

  2015 Kia Optima SX Turbo 2.0L L4 GAS Automatic 6 Speed
  Added Oct 2018 • 252 Fuel-ups

  Property of jtjohnson4

• 27.9 Avg MPG

• Kia Optima

  2015 Kia Optima LX 2.4L L4 GAS Automatic 6 Speed Sedan
  Added Nov 2016 • 24 Fuel-ups

  Property of Lively1

• 32.8 Avg MPG

• My Optima

  2015 Kia Optima LX 2.4L L4 GAS Automatic 6 Speed
  Added Jul 2023 • 3 Fuel-ups

  Property of danger5410

• 26.8 Avg MPG

• Neil's KIA

  2015 Kia Optima LX 2.4L L4 GAS Automatic 6 Speed Sedan
  Added Mar 2021 • 59 Fuel-ups

  Property of neilalvares

• 31.4 Avg MPG

• My Optima

  2015 Kia Optima EX 2.4L L4 GAS Automatic 6 Speed
  Added Jan 2018 • 509 Fuel-ups

  Property of Werbo

• 14.6 Avg MPG

• My Optima

  2015 Kia Optima Hybrid EX 2.4L L4 ELECTRIC/GAS Automatic 6 Speed
  Added Feb 2018 • 85 Fuel-ups

  Property of cvg1bsc

• 33.6 Avg MPG

• Kia Optima

  2015 Kia Optima 1
  Added Mar 2018 • 146 Fuel-ups

  Property of mwp001

• 17.1 Avg MPG

• Optima SXL

  2015 Kia Optima SX Turbo 2.0L L4 GAS Automatic 6 Speed
  Added Feb 2017 • 175 Fuel-ups

  Property of cholocker

• 25.2 Avg MPG

• Kia Sx

  2015 Kia Optima SX Turbo 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2017 • 160 Fuel-ups

  Property of jcnw

• 24.9 Avg MPG

• Optima

  2015 Kia Optima LX 2.4L L4 GAS Automatic 6 Speed Sedan
  Added Nov 2019 • 118 Fuel-ups

  Property of 944buddy

• 30.3 Avg MPG

• Kia Optima EX

  2015 Kia Optima EX 2.4L L4 GAS Automatic 6 Speed
  Added Sep 2016 • 77 Fuel-ups

  Property of Kendy

• 24.8 Avg MPG

• My Optima

  2015 Kia Optima EX 2.4L L4 GAS Automatic 6 Speed
  Added Mar 2018 • 119 Fuel-ups

  Property of Jellane

• 25.4 Avg MPG

• KIA Brendo

  2015 Kia Optima EX 2.4L L4 GAS Automatic 6 Speed Sedan
  Added Jan 2020 • 314 Fuel-ups

  Property of cmonasav

• 19.1 Avg MPG

• Kia

  2015 Kia Optima SX Turbo 2.0L L4 GAS Automatic 6 Speed
  Added Mar 2018 • 279 Fuel-ups

  Property of kristypeart

• 22.8 Avg MPG

• My Optima

  2015 Kia Optima EX Luxury 2.4L L4 GAS Automatic 6 Speed
  Added Jul 2022 • 7 Fuel-ups

  Property of bshack24

• 20.9 Avg MPG

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