Based on data from 93 vehicles, 7,020 fuel-ups and 2,174,913 miles of driving, the 2018 BMW X3 gets a combined Avg MPG of 23.11 with a 0.13 MPG margin of error.

Any Engine Type 2.0L L4 GAS (44) 3.0L L6 GAS (37) H4 DIESEL (1) L4 DIESEL (4) L6 DIESEL (2) Any Body Style Wagon (2) Sport Utility (33) Any Submodel sDrive20i Executive (2) Base (5) xDrive30i X Line (15) xDrive30i (28) M40i (37) Other (6)

Below you can see a distribution of the fuel-ups with 388 outliers (5.24%) removed.

Following shows the average MPG of each of the 93 vehicles in the system.

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• My X3

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

  Property of Kacprus

• 19.7 Avg MPG

• X3 M40i

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Jun 2018 • 102 Fuel-ups

  Property of DigiSage

• 22.4 Avg MPG

• My X3

  2018 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed
  Added Aug 2023 • 40 Fuel-ups

  Property of TrevK

• 25.5 Avg MPG

• 2018 BMW X3 30i

  2018 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Aug 2018 • 138 Fuel-ups

  Property of htpcguru

• 25.9 Avg MPG

• Beeeemer X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Sep 2022 • 41 Fuel-ups

  Property of cream92

• 22.8 Avg MPG

• X3 xDrive30i

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Jan 2018 • 285 Fuel-ups

  Property of RichL

• 22.9 Avg MPG

• My X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Aug 2019 • 182 Fuel-ups

  Property of derkconnor

• 22.8 Avg MPG

• My X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added May 2022 • 53 Fuel-ups

  Property of rrkwiatkowski

• 19.8 Avg MPG

• My X3

  2018 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed
  Added Aug 2018 • 58 Fuel-ups

  Property of cirusy

• 21.5 Avg MPG

• BMW X3 M40i

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed Sport Utility
  Added Mar 2019 • 257 Fuel-ups

  Property of AndreWiget

• 24.1 Avg MPG

• Bmw X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Mar 2019 • 93 Fuel-ups

  Property of razarf

• 23.6 Avg MPG

• BMW X3

  2018 BMW X3 Automatic 8 Speed Sport Utility
  Added Jul 2018 • 87 Fuel-ups

  Property of kekkos

• 32.5 Avg MPG

• My X3

  2018 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed
  Added Apr 2023 • 15 Fuel-ups

  Property of juliflex

• 21.8 Avg MPG

• My X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Sep 2018 • 151 Fuel-ups

  Property of wampcity

• 24.8 Avg MPG

• Smokey X3

  2018 BMW X3 xDrive30i X Line 2.0L L4 GAS Automatic 8 Speed Sport Utility
  Added Aug 2018 • 88 Fuel-ups

  Property of jarb

• 23.6 Avg MPG

• X3

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Feb 2023 • 26 Fuel-ups

  Property of FuelStar234

• 23.7 Avg MPG

• X3

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

  Property of ElvaSoShexai

• 16.8 Avg MPG

• GUAGUA X3

  2018 BMW X3 xDrive30i 2.0L L4 GAS Automatic 8 Speed
  Added Jan 2024 • 6 Fuel-ups

  Property of gcapote

• 23.0 Avg MPG

• BMW X3 20d M Sport

  2018 BMW X3 xDrive20d M Sport L4 DIESEL
  Added Jul 2018 • 160 Fuel-ups

  Property of Choti

• 30.4 Avg MPG

• The X3 M40i

  2018 BMW X3 M40i 3.0L L6 GAS Automatic 8 Speed
  Added Jan 2018 • 283 Fuel-ups

  Property of focker

• 20.5 Avg MPG

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