Based on data from 19 vehicles, 1,117 fuel-ups and 326,514 miles of driving, the 2018 Chevrolet Impala gets a combined Avg MPG of 23.20 with a 0.31 MPG margin of error.

Any Engine Type 2.5L L4 FLEX (3) 3.6L V6 FLEX (16) Any Body Style Sedan (9) Any Submodel LS (1) LT (5) Premier (13)

Below you can see a distribution of the fuel-ups with 17 outliers (1.50%) removed.

Following shows the average MPG of each of the 19 vehicles in the system.

• My Impala

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic 6 Speed
  Added Mar 2020 • 75 Fuel-ups

  Property of MalGeez

• 18.7 Avg MPG

• My Impala

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic 6 Speed
  Added Jul 2019 • 131 Fuel-ups

  Property of McGillz_Collection

• 24.2 Avg MPG

• Impala Premier

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic 6 Speed Sedan
  Added Sep 2020 • 19 Fuel-ups

  Property of tpeter111

• 28.0 Avg MPG

• My Impala

  2018 Chevrolet Impala LT 2.5L L4 FLEX Automatic 6 Speed
  Added Nov 2019 • 48 Fuel-ups

  Property of ishallbelieve

• 23.8 Avg MPG

• Impala

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic 6 Speed
  Added Mar 2018 • 116 Fuel-ups

  Property of stangwinn

• 20.5 Avg MPG

• 2018 Impala

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic 6 Speed
  Added Aug 2018 • 111 Fuel-ups

  Property of longl

• 22.9 Avg MPG

• Chevy Impala

  2018 Chevrolet Impala LT 3.6L V6 FLEX Automatic 6 Speed
  Added Apr 2019 • 63 Fuel-ups

  Property of MacaroniTony

• 20.2 Avg MPG

• Impala

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic 6 Speed Sedan
  Added May 2019 • 78 Fuel-ups

  Property of mrman

• 24.3 Avg MPG

• Impala

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic 6 Speed Sedan
  Added Mar 2018 • 85 Fuel-ups

  Property of iceman64

• 26.5 Avg MPG

• Impala Premier

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic 6 Speed
  Added Jan 2019 • 45 Fuel-ups

  Property of ollie2518

• 26.2 Avg MPG

• Chevrolet Impala

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic 6 Speed Sedan
  Added Aug 2018 • 147 Fuel-ups

  Property of mmomberger

• 25.6 Avg MPG

• Impala

  2018 Chevrolet Impala LT 2.5L L4 FLEX Automatic 6 Speed
  Added Apr 2018 • 33 Fuel-ups

  Property of jdegugl1

• 21.8 Avg MPG

• 2018 Chevrolet Impala

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic 6 Speed Sedan
  Added Mar 2019 • 32 Fuel-ups

  Property of goetylsd

• 26.2 Avg MPG

• Dark Knight

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic 6 Speed Sedan
  Added May 2020 • 11 Fuel-ups

  Property of Stealth711

• 28.6 Avg MPG

• My Impala

  2018 Chevrolet Impala LT 3.6L V6 FLEX Automatic 6 Speed
  Added Dec 2019 • 23 Fuel-ups

  Property of quickj91

• 22.6 Avg MPG

• Supernatural Impala

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic 6 Speed Sedan
  Added Jul 2019 • 8 Fuel-ups

  Property of Mighty_Saturn_Pilot

• 28.2 Avg MPG

• My Impala

  2018 Chevrolet Impala LT 3.6L V6 FLEX Automatic 6 Speed
  Added Oct 2017 • 163 Fuel-ups

  Property of shadownero

• 21.8 Avg MPG

• Rental 18 Impala

  2018 Chevrolet Impala Premier 3.6L V6 FLEX Automatic Sedan
  Added Mar 2019 • 4 Fuel-ups

  Property of xscash2blow

• 24.7 Avg MPG

• 4 cylinder Impala that could

  2018 Chevrolet Impala LS 2.5L L4 FLEX Automatic 6 Speed Sedan
  Added Apr 2018 • 26 Fuel-ups

  Property of ybuy4n

• 31.9 Avg MPG