Based on data from 89 vehicles, 8,224 fuel-ups and 2,314,317 miles of driving, the 2018 Toyota Sienna gets a combined Avg MPG of 20.47 with a 0.09 MPG margin of error.

Any Engine Type 3.5L V6 GAS (85) Any Body Style Mini Passenger Van (39) Any Submodel Base (1) L (1) SE Premium (3) Limited (5) SE (6) Limited Premium (9) XLE Premium (10) LE (13) XLE (41)

Below you can see a distribution of the fuel-ups with 164 outliers (1.96%) removed.

Following shows the average MPG of each of the 89 vehicles in the system.

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• Violet

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Oct 2018 • 294 Fuel-ups

  Property of pinoyxr

• 18.7 Avg MPG

• Sienna - 2018

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Mar 2018 • 201 Fuel-ups

  Property of 4stringdon

• 19.3 Avg MPG

• Hugo

  2018 Toyota Sienna XLE Premium 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Dec 2018 • 381 Fuel-ups

  Property of Brendan

• 22.8 Avg MPG

• 2018 Sienna XLE

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Dec 2019 • 169 Fuel-ups

  Property of jswitze

• 21.6 Avg MPG

• My Sienna

  2018 Toyota Sienna XLE Premium 3.5L V6 GAS Automatic 8 Speed
  Added Dec 2023 • 6 Fuel-ups

  Property of jpeek29208

• 21.9 Avg MPG

• TOYOTA Sienna

  2018 Toyota Sienna SE Premium 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Jun 2021 • 158 Fuel-ups

  Property of raymond0505

• 22.3 Avg MPG

• My Sienna

  2018 Toyota Sienna XLE Premium 3.5L V6 GAS Automatic 8 Speed
  Added Aug 2023 • 52 Fuel-ups

  Property of jrhackett2000

• 20.6 Avg MPG

• My Sienna

  2018 Toyota Sienna Limited Premium 3.5L V6 GAS Automatic 8 Speed
  Added Dec 2024 • 8 Fuel-ups

  Property of pjm10626

• 23.1 Avg MPG

• Toyota Sienna

  2018 Toyota Sienna LE 3,5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Aug 2024 • 6 Fuel-ups

  Property of lessthanmore

• 21.0 Avg MPG

• 2018 Sienna

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added May 2024 • 24 Fuel-ups

  Property of bgd777

• 18.6 Avg MPG

• My Sienna

  2018 Toyota Sienna Limited 3.5L V6 GAS Automatic 8 Speed
  Added Jul 2024 • 19 Fuel-ups

  Property of curwinagain

• 21.8 Avg MPG

• Batvan

  2018 Toyota Sienna Limited Premium 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Oct 2019 • 131 Fuel-ups

  Property of fna

• 20.8 Avg MPG

• 2018 Red Sienna LE FWD

  2018 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed
  Added Feb 2021 • 216 Fuel-ups

  Property of rugbymarine

• 23.5 Avg MPG

• My Sienna

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Mar 2023 • 165 Fuel-ups

  Property of srparadis

• 15.4 Avg MPG

• #Sienna nuevo

  2018 Toyota Sienna XLE Premium 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Nov 2018 • 142 Fuel-ups

  Property of Jetera

• 19.3 Avg MPG

• Sienna

  2018 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Nov 2022 • 27 Fuel-ups

  Property of Jlewis99

• 18.9 Avg MPG

• My Sienna

  2018 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed
  Added Feb 2024 • 10 Fuel-ups

  Property of ryu3000

• 20.4 Avg MPG

• 2018 Sienna

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added May 2018 • 100 Fuel-ups

  Property of newbyld

• 18.1 Avg MPG

• My Sienna

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Aug 2018 • 78 Fuel-ups

  Property of Robert_M

• 21.4 Avg MPG

• My Sienna

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Apr 2018 • 170 Fuel-ups

  Property of mattspits

• 21.8 Avg MPG

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