Based on data from 252 vehicles, 25,037 fuel-ups and 6,708,598 miles of driving, the 2015 Toyota Sienna gets a combined Avg MPG of 19.42 with a 0.04 MPG margin of error.

Any Engine Type 3.5L V6 GAS (250) Any Body Style Mini Passenger Van (85) Any Submodel L (5) Base (7) SE (29) Limited (33) LE (69) XLE (107) Other (2)

Below you can see a distribution of the fuel-ups with 966 outliers (3.71%) removed.

Following shows the average MPG of each of the 252 vehicles in the system.

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• My Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Nov 2018 • 95 Fuel-ups

  Property of SLafler

• 17.9 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Oct 2017 • 451 Fuel-ups

  Property of newname23

• 19.1 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2020 • 98 Fuel-ups

  Property of cdarrow

• 21.2 Avg MPG

• Sienna

  2015 Toyota Sienna L 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2023 • 37 Fuel-ups

  Property of joshbomb354

• 23.1 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2016 • 311 Fuel-ups

  Property of andrewconkling

• 20.8 Avg MPG

• Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Oct 2017 • 289 Fuel-ups

  Property of saltygunner

• 19.6 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2018 • 301 Fuel-ups

  Property of AJK1

• 21.3 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2017 • 183 Fuel-ups

  Property of battlefamilyonline

• 50.2 Avg MPG

• 15 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2019 • 245 Fuel-ups

  Property of goldtige

• 21.8 Avg MPG

• Toyota Sienna Limited

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2016 • 336 Fuel-ups

  Property of bernardwai

• 16.1 Avg MPG

• My Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2021 • 169 Fuel-ups

  Property of jon3

• 21.8 Avg MPG

• Stanley

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2017 • 148 Fuel-ups

  Property of coliveros

• 14.8 Avg MPG

• My Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Apr 2022 • 89 Fuel-ups

  Property of RandallnLucia

• 22.4 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jun 2023 • 31 Fuel-ups

  Property of nwilliamsid

• 20.4 Avg MPG

• 2015 Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2018 • 28 Fuel-ups

  Property of StPe

• 19.1 Avg MPG

• Totota Sienna 15

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added May 2018 • 158 Fuel-ups

  Property of dclazar

• 21.0 Avg MPG

• Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jun 2018 • 370 Fuel-ups

  Property of GentleBenI0W

• 20.9 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 216 Fuel-ups

  Property of sukibomb

• 18.4 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2015 • 228 Fuel-ups

  Property of tennisliang98

• 18.7 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2023 • 19 Fuel-ups

  Property of Cars2023

• 26.6 Avg MPG

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