Based on data from 99 vehicles, 7,899 fuel-ups and 2,439,068 miles of driving, the 2018 BMW X3 gets a combined Avg MPG of 23.03 with a 0.11 MPG margin of error.

Any Engine Type 2.0L L4 GAS (44) 3.0L L6 GAS (41) 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 (41) Other (6)

Below you can see a distribution of the fuel-ups with 573 outliers (6.76%) removed.

Following shows the average MPG of each of the 99 vehicles in the system.

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• M’s X3 30i

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Apr 2018 • 195 Fuel-ups

  Property of indyrich

• 23.5 Avg MPG

• My X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Apr 2022 • 23 Fuel-ups

  Property of tonich

• 28.2 Avg MPG

• My X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Nov 2020 • 60 Fuel-ups

  Property of cfriedman2004

• 17.8 Avg MPG

• Pineapple

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Dec 2018 • 75 Fuel-ups

  Property of bobstercorp

• 26.5 Avg MPG

• My X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Dec 2017 • 84 Fuel-ups

  Property of rhino7

• 22.9 Avg MPG

• BMW

  2018 BMW X3 L4 DIESEL Automatic Wagon
  Added Sep 2021 • 10 Fuel-ups

  Property of vyacheslav

• 34.5 Avg MPG

• My X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Feb 2018 • 112 Fuel-ups

  Property of aarestad

• 24.6 Avg MPG

• My X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Feb 2020 • 49 Fuel-ups

  Property of ftlliu

• 18.4 Avg MPG

• BMW X3

  2018 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Jun 2020 • 45 Fuel-ups

  Property of DFougere

• 29.7 Avg MPG

• X3 20d

  2018 BMW X3 xDrive20d L4 DIESEL Automatic 8 Speed
  Added Sep 2018 • 74 Fuel-ups

  Property of emptyair

• 35.4 Avg MPG

• B58 G01

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Nov 2018 • 48 Fuel-ups

  Property of Dezmoand

• 16.3 Avg MPG

• My X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Aug 2019 • 48 Fuel-ups

  Property of prozone

• 18.6 Avg MPG

• X3 G01

  2018 BMW X3 xDrive30d
  Added Apr 2021 • 91 Fuel-ups

  Property of dronski

• 22.6 Avg MPG

• Skye

  2018 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added May 2018 • 65 Fuel-ups

  Property of Rolls

• 25.3 Avg MPG

• BMW X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Oct 2018 • 54 Fuel-ups

  Property of PKPK

• 23.6 Avg MPG

• My X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Feb 2018 • 82 Fuel-ups

  Property of pintelho

• 48.5 Avg MPG

• My X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added May 2018 • 60 Fuel-ups

  Property of peanutty20

• 20.0 Avg MPG

• Phytonic X3 xDrive30i

  2018 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed
  Added Dec 2018 • 66 Fuel-ups

  Property of AUKraut

• 23.6 Avg MPG

• Graphite X3-M40i

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Apr 2018 • 47 Fuel-ups

  Property of thalaron

• 24.0 Avg MPG

• 2018 BMW X3 M40i

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added May 2018 • 78 Fuel-ups

  Property of xYou

• 25.1 Avg MPG

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