Based on data from 83 vehicles, 6,441 fuel-ups and 1,774,496 miles of driving, the 2015 Chevrolet Sonic gets a combined Avg MPG of 30.08 with a 0.12 MPG margin of error.

Any Engine Type 1.4L L4 GAS (49) 1.8L L4 FLEX (1) 1.8L L4 GAS (29) V4 GAS (1) Any Body Style Sedan (10) Hatchback (26) Any Submodel RS (11) LS (12) LTZ (18) LT (42)

Below you can see a distribution of the fuel-ups with 192 outliers (2.89%) removed.

Following shows the average MPG of each of the 83 vehicles in the system.

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• Sonic

  2015 Chevrolet Sonic LT 1.8L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 258 Fuel-ups

  Property of cbrotherton

• 30.4 Avg MPG

• Trogdor

  2015 Chevrolet Sonic RS 1.4L L4 GAS Standard 6 Speed Hatchback
  Added Oct 2017 • 386 Fuel-ups

  Property of handyjoe84

• 29.9 Avg MPG

• My Sonic

  2015 Chevrolet Sonic LT 1.4L L4 GAS Automatic 6 Speed
  Added Apr 2024 • 3 Fuel-ups

  Property of IronCowboy14

• 14.2 Avg MPG

• My Sonic

  2015 Chevrolet Sonic LT 1.8L L4 GAS Automatic 6 Speed
  Added Aug 2018 • 412 Fuel-ups

  Property of judithmendez

• 28.8 Avg MPG

• Coco Sparkles

  2015 Chevrolet Sonic LT 1.8L L4 GAS Automatic 6 Speed Hatchback
  Added May 2017 • 169 Fuel-ups

  Property of mrmatt634

• 28.8 Avg MPG

• Sonic

  2015 Chevrolet Sonic LT 1.8L L4 GAS Automatic 6 Speed Sedan
  Added Sep 2017 • 245 Fuel-ups

  Property of davexc

• 29.3 Avg MPG

• My Sonic

  2015 Chevrolet Sonic LT 1.8L L4 GAS Automatic 6 Speed
  Added Mar 2018 • 144 Fuel-ups

  Property of rhysischuffed

• 25.6 Avg MPG

• New Sonic

  2015 Chevrolet Sonic LTZ 1.4L L4 GAS Manual 6 Speed Hatchback
  Added Apr 2015 • 452 Fuel-ups

  Property of blaksabb

• 36.5 Avg MPG

• My Sonic

  2015 Chevrolet Sonic LT 1.4L L4 GAS Automatic 6 Speed
  Added Mar 2024 • 4 Fuel-ups

  Property of novaface9999

• 26.7 Avg MPG

• My Sonic

  2015 Chevrolet Sonic LT 1.4L L4 GAS Automatic 6 Speed
  Added Feb 2022 • 162 Fuel-ups

  Property of austinjames

• 29.3 Avg MPG

• My Sonic

  2015 Chevrolet Sonic LT 1.4L L4 GAS Standard 5 Speed
  Added Jan 2018 • 65 Fuel-ups

  Property of babydoll91105

• 19.3 Avg MPG

• Starbuck

  2015 Chevrolet Sonic LT 1.8L L4 GAS Automatic 6 Speed Hatchback
  Added Apr 2017 • 95 Fuel-ups

  Property of chitty

• 33.3 Avg MPG

• Sonic LT

  2015 Chevrolet Sonic LT 1.4L L4 GAS Automatic 6 Speed
  Added Jul 2018 • 466 Fuel-ups

  Property of Germanicus

• 28.2 Avg MPG

• Soniccar

  2015 Chevrolet Sonic LS 1.8L L4 GAS Automatic 6 Speed
  Added Oct 2015 • 215 Fuel-ups

  Property of SpiderW

• 36.1 Avg MPG

• 2015 Chevrolet Sonic LTZ Turbo

  2015 Chevrolet Sonic LTZ 1.4L L4 GAS Automatic 6 Speed Hatchback
  Added Nov 2021 • 91 Fuel-ups

  Property of devmar

• 26.4 Avg MPG

• Chev Sonic

  2015 Chevrolet Sonic LT 1.4L L4 GAS Automatic 6 Speed Sedan
  Added Jun 2023 • 10 Fuel-ups

  Property of Teresald

• 31.5 Avg MPG

• Chevy

  2015 Chevrolet Sonic LTZ 1.4L L4 GAS Automatic 6 Speed Hatchback
  Added Aug 2023 • 8 Fuel-ups

  Property of Kutluokan

• 25.6 Avg MPG

• Ayame-chan

  2015 Chevrolet Sonic LT 1.8L L4 GAS Automatic Hatchback
  Added Dec 2018 • 70 Fuel-ups

  Property of Shanalouise

• 26.1 Avg MPG

• Black Widow

  2015 Chevrolet Sonic LT 1.4L L4 GAS Manual 6 Speed
  Added Nov 2019 • 163 Fuel-ups

  Property of bottaphoto

• 31.0 Avg MPG

• My Sonic

  2015 Chevrolet Sonic LT 1.4L L4 GAS Automatic 6 Speed
  Added Feb 2019 • 166 Fuel-ups

  Property of Gentryward

• 30.1 Avg MPG

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