Based on data from 228 vehicles, 17,505 fuel-ups and 4,732,424 miles of driving, the 2015 Toyota Sienna gets a combined Avg MPG of 19.41 with a 0.05 MPG margin of error.

Any Engine Type 3.5L V6 GAS (226) Any Body Style Mini Passenger Van (76) Any Submodel L (3) Base (7) SE (30) Limited (30) LE (59) XLE (97) Other (2)

Below you can see a distribution of the fuel-ups with 702 outliers (3.86%) removed.

Following shows the average MPG of each of the 228 vehicles in the system.

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• Minivan mama

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Feb 2019 • 120 Fuel-ups

  Property of swr619

• 19.6 Avg MPG

• Sienna 2015

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Feb 2016 • 246 Fuel-ups

  Property of MITBeta

• 21.9 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 498 Fuel-ups

  Property of sbochat

• 20.0 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2021 • 8 Fuel-ups

  Property of Mac459

• 20.5 Avg MPG

• 2015 Sienna XLE

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2018 • 57 Fuel-ups

  Property of myerscl

• 20.5 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2018 • 107 Fuel-ups

  Property of izzydrewlynn

• 20.2 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2019 • 117 Fuel-ups

  Property of joshlars

• 21.1 Avg MPG

• Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2021 • 11 Fuel-ups

  Property of mauirixxx

• 16.7 Avg MPG

• Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2016 • 185 Fuel-ups

  Property of PaulG

• 17.5 Avg MPG

• Van

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2018 • 211 Fuel-ups

  Property of moderja

• 22.2 Avg MPG

• Sienna- 2015

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jun 2019 • 56 Fuel-ups

  Property of abytom

• 23.3 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2016 • 202 Fuel-ups

  Property of andrewconkling

• 20.6 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added May 2018 • 126 Fuel-ups

  Property of sstaylor76

• 19.0 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jan 2017 • 168 Fuel-ups

  Property of pungent

• 22.6 Avg MPG

• 2015 Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2018 • 26 Fuel-ups

  Property of StPe

• 19.1 Avg MPG

• Swagger Wagon

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2018 • 121 Fuel-ups

  Property of aheninger

• 18.1 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Jun 2018 • 43 Fuel-ups

  Property of trigapod

• 19.1 Avg MPG

• Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2016 • 280 Fuel-ups

  Property of stricklandrw

• 20.0 Avg MPG

• Ginger's Sienna

  2015 Toyota Sienna XLE 3.5L GAS V6 Automatic 6 Mini Passenger Van (5 Door)
  Added Dec 2014 • 203 Fuel-ups

  Property of tundraDave

• 19.4 Avg MPG

• Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Oct 2017 • 167 Fuel-ups

  Property of saltygunner

• 19.4 Avg MPG

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