Based on data from 206 vehicles, 19,102 fuel-ups and 5,902,995 miles of driving, the 2018 Chevrolet Colorado gets a combined Avg MPG of 19.57 with a 0.07 MPG margin of error.

Any Engine Type 2.5L L4 GAS (17) 2.8L L4 DIESEL (80) 3.6L V6 GAS (101) V6 GAS (1) Any Body Style Extended Cab Pickup (9) Crew Cab Pickup (67) Extended Crew Cab Pickup (1) Cab & Chassis - Crew Cab (4) Any Submodel LT Z71 4X4 (2) Base (5) WT (10) LT (41) ZR2 (66) Z71 (82)

Below you can see a distribution of the fuel-ups with 269 outliers (1.39%) removed.

Following shows the average MPG of each of the 206 vehicles in the system.

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• Chevrolet Colorado

  2018 Chevrolet Colorado 2.5L L4 GAS Automatic 6 Speed Extended Cab Pickup
  Added May 2025 • 35 Fuel-ups

  Property of scruffyz

• 21.0 Avg MPG

• My Colorado

  2018 Chevrolet Colorado Z71 3.6L V6 GAS Automatic 8 Speed
  Added Dec 2017 • 254 Fuel-ups

  Property of bsstewa

• 17.2 Avg MPG

• My 2018 Chevy Colorado

  2018 Chevrolet Colorado WT 3.6L V6 GAS Automatic 8 Speed
  Added Sep 2023 • 65 Fuel-ups

  Property of jhastings51

• 16.2 Avg MPG

• Colorado

  2018 Chevrolet Colorado Z71 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2019 • 483 Fuel-ups

  Property of mlbaker

• 17.8 Avg MPG

• 18 Colorado Diesel

  2018 Chevrolet Colorado ZR2 2.8L L4 DIESEL Automatic 6 Speed
  Added Apr 2024 • 68 Fuel-ups

  Property of Scott4pres

• 20.4 Avg MPG

• ZR2 Colorado

  2018 Chevrolet Colorado ZR2 3.6L V6 GAS Automatic 8 Speed
  Added Apr 2018 • 221 Fuel-ups

  Property of DMead1129

• 15.5 Avg MPG

• Mommy

  2018 Chevrolet Colorado WT 3.6L V6 GAS Automatic 8 Speed
  Added Aug 2024 • 95 Fuel-ups

  Property of benkrapohl

• 19.4 Avg MPG

• 2018 Chevy Colorado

  2018 Chevrolet Colorado LT 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Sep 2025 • 21 Fuel-ups

  Property of chabsonline

• 19.8 Avg MPG

• My Colorado

  2018 Chevrolet Colorado LT 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2020 • 464 Fuel-ups

  Property of parrethead

• 19.6 Avg MPG

• Chevrolet Colorado

  2018 Chevrolet Colorado Z71 2.8L L4 DIESEL
  Added Aug 2021 • 324 Fuel-ups

  Property of allrich

• 21.7 Avg MPG

• Zr2

  2018 Chevrolet Colorado ZR2 2.8L L4 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added May 2018 • 402 Fuel-ups

  Property of allen1090

• 22.1 Avg MPG

• Colorado

  2018 Chevrolet Colorado Z71 2.8L L4 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2024 • 43 Fuel-ups

  Property of ProCycle

• 25.0 Avg MPG

• My Colorado

  2018 Chevrolet Colorado Z71 3.6L V6 GAS Automatic 8 Speed
  Added Dec 2020 • 363 Fuel-ups

  Property of bradylbutner

• 14.6 Avg MPG

• My Colorado

  2018 Chevrolet Colorado Z71 2.8L L4 DIESEL Automatic 6 Speed
  Added Oct 2018 • 278 Fuel-ups

  Property of zu

• 23.1 Avg MPG

• Colorado

  2018 Chevrolet Colorado 2.5L L4 GAS Automatic Cab & Chassis - Crew Cab
  Added Aug 2019 • 182 Fuel-ups

  Property of dennyh

• 21.2 Avg MPG

• My Colorado

  2018 Chevrolet Colorado Z71 2.8L L4 DIESEL Automatic 6 Speed
  Added Apr 2025 • 8 Fuel-ups

  Property of DadPad

• 23.3 Avg MPG

• My Colorado

  2018 Chevrolet Colorado Z71 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2019 • 254 Fuel-ups

  Property of rkinman

• 16.8 Avg MPG

• Colorado

  2018 Chevrolet Colorado Z71 2.8L L4 DIESEL Automatic 6 Speed
  Added Oct 2024 • 50 Fuel-ups

  Property of chinook38

• 24.4 Avg MPG

• Colorado

  2018 Chevrolet Colorado LT 3.6L V6 GAS Automatic 8 Speed Extended Cab Pickup
  Added Apr 2018 • 260 Fuel-ups

  Property of BOUT2BOLT

• 19.8 Avg MPG

• Colorado

  2018 Chevrolet Colorado Z71 2.8L L4 DIESEL Automatic 6 Speed
  Added Jun 2019 • 313 Fuel-ups

  Property of Lestat1243

• 21.2 Avg MPG

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