Based on data from 79 vehicles, 3,639 fuel-ups and 1,101,529 miles of driving, the 2021 BMW X3 gets a combined Avg MPG of 23.69 with a 0.20 MPG margin of error.

Any Engine Type 2.0L L4 ELECTRIC/GAS (8) 2.0L L4 GAS (31) 2.0L L4 PLUG-IN HYBRID EV-GAS (PHEV) (3) 3.0L L6 GAS (30) L4 DIESEL (1) Any Body Style Sport Utility (17) Any Submodel xDrive30i Protection (1) sDrive20i (2) M (3) M Competition (8) sDrive30i (9) xDrive30e (11) xDrive30i (20) M40i (23) Other (2)

Below you can see a distribution of the fuel-ups with 247 outliers (6.36%) removed.

Following shows the average MPG of each of the 79 vehicles in the system.

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• My X3

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Sep 2021 • 74 Fuel-ups

  Property of xinyeee

• 21.0 Avg MPG

• My X3

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Apr 2021 • 117 Fuel-ups

  Property of littlekingdoms

• 26.9 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 • 11 Fuel-ups

  Property of yosemite52

• 73.7 Avg MPG

• X3PO

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added May 2021 • 96 Fuel-ups

  Property of Bigspence

• 29.8 Avg MPG

• X3-FL

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Dec 2023 • 9 Fuel-ups

  Property of jsliddle

• 23.4 Avg MPG

• X3M

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

  Property of alibusoul

• 17.9 Avg MPG

• My X3

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Mar 2021 • 158 Fuel-ups

  Property of jchien

• 25.4 Avg MPG

• 2021 X3

  2021 BMW X3 M40i
  Added Dec 2020 • 98 Fuel-ups

  Property of markl289

• 26.0 Avg MPG

• X3

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Mar 2024 • 11 Fuel-ups

  Property of HBrooks

• 28.6 Avg MPG

• 2021 X3

  2021 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Apr 2021 • 108 Fuel-ups

  Property of rbaams

• 22.8 Avg MPG

• BMW X3 M40i - Alex

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

  Property of mcdanielvzw

• 23.6 Avg MPG

• My X3

  2021 BMW X3 sDrive30i
  Added Sep 2020 • 280 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 • 52 Fuel-ups

  Property of tmeasday1

• 41.6 Avg MPG

• X3 m40i

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added May 2021 • 119 Fuel-ups

  Property of dustind

• 19.7 Avg MPG

• My X3

  2021 BMW X3 sDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Sep 2022 • 47 Fuel-ups

  Property of ApexMom

• 26.2 Avg MPG

• 2021 BMW X3 M40i

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Sep 2021 • 36 Fuel-ups

  Property of RNeil

• 20.6 Avg MPG

• X3 LR71 OSP

  2021 BMW X3 xDrive30e 2.0L L4 ELECTRIC/GAS Automatic 8 Speed
  Added Nov 2021 • 43 Fuel-ups

  Property of trickie

• 55.7 Avg MPG

• Beemer

  2021 BMW X3 xDrive30e 2.0L L4 ELECTRIC/GAS Automatic 8 Speed Sport Utility
  Added Jan 2022 • 45 Fuel-ups

  Property of emp1106gmailcom

• 34.7 Avg MPG

• My X3

  2021 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Oct 2021 • 82 Fuel-ups

  Property of mobike008

• 22.4 Avg MPG

• My X3

  2021 BMW X3 xDrive30e 2.0L L4 ELECTRIC/GAS Automatic 8 Speed
  Added Feb 2021 • 88 Fuel-ups

  Property of evolude

• 31.4 Avg MPG

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