Based on data from 155 vehicles, 14,589 fuel-ups and 3,874,364 miles of driving, the 2017 Toyota Sienna gets a combined Avg MPG of 20.45 with a 0.07 MPG margin of error.

Any Engine Type 3.5L V6 GAS (154) Any Body Style Mini Passenger Van (58) Standard Passenger Van (1) Any Submodel CE (1) L (3) Limited (13) SE (15) LE (46) XLE (76) Other (1)

Below you can see a distribution of the fuel-ups with 548 outliers (3.62%) removed.

Following shows the average MPG of each of the 155 vehicles in the system.

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• My Sienna

  2017 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Jan 2018 • 10 Fuel-ups

  Property of papermans

• 19.7 Avg MPG

• My Sienna

  2017 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Nov 2017 • 11 Fuel-ups

  Property of nguyen735

• 28.4 Avg MPG

• Beverly

  2017 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Jul 2017 • 50 Fuel-ups

  Property of DelaRAV4

• 22.2 Avg MPG

• My Sienna

  2017 Toyota Sienna SE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Sep 2017 • 10 Fuel-ups

  Property of nippon44

• 21.5 Avg MPG

• My Sienna

  2017 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Aug 2017 • 4 Fuel-ups

  Property of dokkitan

• 6.7 Avg MPG

• My Sienna

  2017 Toyota Sienna Limited 3.5L V6 GAS Automatic 8 Speed
  Added May 2017 • 48 Fuel-ups

  Property of philipyu321

• 14.7 Avg MPG

• My Sienna

  2017 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Nov 2017 • 4 Fuel-ups

  Property of tbkins

• 17.0 Avg MPG

• 2017 Toyota Sienna

  2017 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Mar 2017 • 11 Fuel-ups

  Property of wyzguyraa

• 18.7 Avg MPG

• My Sienna

  2017 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Jul 2017 • 3 Fuel-ups

  Property of PandaBoyyy

• 21.8 Avg MPG

• 2017 van

  2017 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed
  Added Mar 2017 • 30 Fuel-ups

  Property of Ctheurich

• 20.5 Avg MPG

• My Sienna

  2017 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Jul 2017 • 9 Fuel-ups

  Property of StormTrooperPrius

• 24.2 Avg MPG

• 2017 Sienna

  2017 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed
  Added Feb 2017 • 26 Fuel-ups

  Property of mzienta2

• 22.5 Avg MPG

• Toyota Sienna

  2017 Toyota Sienna Limited 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Oct 2016 • 17 Fuel-ups

  Property of MarcusLothar

• 16.3 Avg MPG

• 2017 Sienna Ltd Fwd

  2017 Toyota Sienna Limited 3.5L V6 GAS Automatic 8 Speed Standard Passenger Van
  Added Nov 2016 • 12 Fuel-ups

  Property of markxic

• 21.3 Avg MPG

• Sienna

  2017 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed
  Added Sep 2016 • 84 Fuel-ups

  Property of tennprof

• 22.1 Avg MPG

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