Based on data from 98 vehicles, 7,708 fuel-ups and 2,397,700 miles of driving, the 2018 BMW X3 gets a combined Avg MPG of 23.17 with a 0.13 MPG margin of error.

Any Engine Type 2.0L L4 GAS (44) 3.0L L6 GAS (40) H4 DIESEL (2) L4 DIESEL (4) L6 DIESEL (2) Any Body Style Wagon (2) Sport Utility (35) Any Submodel sDrive20i Executive (2) Base (7) xDrive30i X Line (15) xDrive30i (28) M40i (40) Other (6)

Below you can see a distribution of the fuel-ups with 398 outliers (4.91%) removed.

Following shows the average MPG of each of the 98 vehicles in the system.

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• X3 xDrive30i

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Jan 2018 • 314 Fuel-ups

  Property of RichL

• 22.8 Avg MPG

• Beeeemer X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Sep 2022 • 55 Fuel-ups

  Property of cream92

• 22.3 Avg MPG

• My X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Jul 2023 • 115 Fuel-ups

  Property of darora15

• 21.9 Avg MPG

• X3 G01

  2018 BMW X3 X Line 3.0d L6 DIESEL Automatic 8 Speed
  Added Mar 2018 • 92 Fuel-ups

  Property of Broos10

• 30.8 Avg MPG

• My X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Dec 2020 • 180 Fuel-ups

  Property of DESRN

• 24.4 Avg MPG

• My X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Jul 2024 • 5 Fuel-ups

  Property of cmbancroft

• 23.1 Avg MPG

• 2018 BMW X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Jun 2022 • 108 Fuel-ups

  Property of markpwilson

• 25.9 Avg MPG

• Emmie the M40

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Mar 2023 • 65 Fuel-ups

  Property of mizznfizz

• 21.0 Avg MPG

• My X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Aug 2019 • 199 Fuel-ups

  Property of derkconnor

• 23.5 Avg MPG

• Bmw X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Mar 2019 • 104 Fuel-ups

  Property of razarf

• 23.5 Avg MPG

• 2018 X3 xDrive30i

  2018 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Mar 2018 • 226 Fuel-ups

  Property of crono06

• 22.3 Avg MPG

• My X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Nov 2024 • 8 Fuel-ups

  Property of ckappe

• 25.7 Avg MPG

• G01

  2018 BMW X3 M40i 3,0L L6 GAS Automatic 8 Speed Sport Utility
  Added May 2024 • 19 Fuel-ups

  Property of vytpau

• 20.1 Avg MPG

• BMW X3

  2018 BMW X3 Automatic 8 Speed Sport Utility
  Added Jul 2018 • 97 Fuel-ups

  Property of kekkos

• 32.2 Avg MPG

• X3 M40i

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Jun 2018 • 119 Fuel-ups

  Property of DigiSage

• 22.7 Avg MPG

• My X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Jul 2023 • 45 Fuel-ups

  Property of LilGator

• 20.4 Avg MPG

• 2018 BMW X3 30i

  2018 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Aug 2018 • 154 Fuel-ups

  Property of htpcguru

• 26.0 Avg MPG

• My X3

  2018 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed
  Added Aug 2023 • 73 Fuel-ups

  Property of TrevK

• 25.9 Avg MPG

• My X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Jun 2018 • 195 Fuel-ups

  Property of Kacprus

• 19.7 Avg MPG

• X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Mar 2018 • 251 Fuel-ups

  Property of bst07

• 22.5 Avg MPG

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