Based on data from 88 vehicles, 4,147 fuel-ups and 1,254,311 miles of driving, the 2021 BMW X3 gets a combined Avg MPG of 23.68 with a 0.19 MPG margin of error.

Any Engine Type 2.0L L4 ELECTRIC/GAS (8) 2.0L L4 GAS (36) 2.0L L4 PLUG-IN HYBRID EV-GAS (PHEV) (4) 3.0L L6 GAS (33) L4 DIESEL (1) Any Body Style Sport Utility (23) Any Submodel xDrive30i Protection (1) sDrive20i (2) M (3) M Competition (10) sDrive30i (12) xDrive30e (12) xDrive30i (22) M40i (24) Other (2)

Below you can see a distribution of the fuel-ups with 292 outliers (6.58%) removed.

Following shows the average MPG of each of the 88 vehicles in the system.

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• My X3

  2021 BMW X3 sDrive30i
  Added Sep 2020 • 319 Fuel-ups

  Property of jav02c

• 26.4 Avg MPG

• X3e

  2021 BMW X3 xDrive30e 2.0L L4 PLUG-IN HYBRID EV-GAS (PHEV) Automatic 8 Speed Sport Utility
  Added Oct 2020 • 68 Fuel-ups

  Property of tmeasday1

• 39.7 Avg MPG

• X3-FL

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Dec 2023 • 12 Fuel-ups

  Property of jsliddle

• 23.3 Avg MPG

• My X3

  2021 BMW X3 M Competition 3.0L L6 GAS Automatic 8 Speed
  Added Jul 2024 • 21 Fuel-ups

  Property of rainman_X3MC

• 18.0 Avg MPG

• My X3

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Sep 2021 • 85 Fuel-ups

  Property of xinyeee

• 20.9 Avg MPG

• Helmut Schmetterling

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Mar 2021 • 238 Fuel-ups

  Property of mxro

• 24.2 Avg MPG

• My X3

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Sep 2022 • 59 Fuel-ups

  Property of ApexMom

• 25.7 Avg MPG

• BMW X3 M40i

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Sep 2023 • 27 Fuel-ups

  Property of mcgrufus

• 25.0 Avg MPG

• BMW X3 xDrive30e 2021

  2021 BMW X3 xDrive30e 2.0L L4 PLUG-IN HYBRID EV-GAS (PHEV) Automatic 8 Speed
  Added May 2021 • 14 Fuel-ups

  Property of yosemite52

• 72.7 Avg MPG

• My X3

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Oct 2021 • 101 Fuel-ups

  Property of mobike008

• 22.7 Avg MPG

• Dirty Diana!

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Apr 2024 • 10 Fuel-ups

  Property of beardgod

• 19.4 Avg MPG

• Emma

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Aug 2023 • 37 Fuel-ups

  Property of aplarue

• 22.8 Avg MPG

• The X3

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Apr 2023 • 31 Fuel-ups

  Property of MrOutcast

• 28.2 Avg MPG

• My X3

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Jan 2024 • 28 Fuel-ups

  Property of timmiii

• 17.9 Avg MPG

• X3 M Comp

  2021 BMW X3 M Competition 3.0L L6 GAS Automatic 8 Speed
  Added Jun 2023 • 70 Fuel-ups

  Property of RS2017

• 19.8 Avg MPG

• 2021 X3M

  2021 BMW X3 M Competition 3.0L L6 GAS Automatic 8 Speed
  Added Jun 2022 • 124 Fuel-ups

  Property of jerseyjers

• 15.9 Avg MPG

• My X3

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Sep 2024 • 8 Fuel-ups

  Property of CRTheisen

• 26.0 Avg MPG

• Bimmer

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Jun 2021 • 65 Fuel-ups

  Property of techfanboy

• 21.1 Avg MPG

• My X3

  2021 BMW X3 M Competition 3.0L L6 GAS Automatic 8 Speed
  Added Jun 2021 • 116 Fuel-ups

  Property of Fuel_Lee

• 18.7 Avg MPG

• BMW X3 M40i - Alex

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Dec 2023 • 23 Fuel-ups

  Property of mcdanielvzw

• 25.4 Avg MPG

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