Based on data from 263 vehicles, 26,628 fuel-ups and 7,118,874 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 (261) Any Body Style Mini Passenger Van (87) Any Submodel L (5) Base (7) SE (28) Limited (36) LE (71) XLE (114) Other (2)

Below you can see a distribution of the fuel-ups with 992 outliers (3.59%) removed.

Following shows the average MPG of each of the 263 vehicles in the system.

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• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2016 • 338 Fuel-ups

  Property of andrewconkling

• 20.9 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2024 • 16 Fuel-ups

  Property of Ehuff

• 18.7 Avg MPG

• Van

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2018 • 352 Fuel-ups

  Property of moderja

• 25.8 Avg MPG

• My Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2024 • 20 Fuel-ups

  Property of cmeagher

• 18.6 Avg MPG

• My Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Apr 2022 • 113 Fuel-ups

  Property of RandallnLucia

• 22.6 Avg MPG

• Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2018 • 80 Fuel-ups

  Property of wglenn2002

• 22.5 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2021 • 142 Fuel-ups

  Property of ryleeej

• 20.8 Avg MPG

• Black Panther

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2023 • 73 Fuel-ups

  Property of theslimjim

• 19.7 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2023 • 144 Fuel-ups

  Property of lukeleichty

• 21.8 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2023 • 31 Fuel-ups

  Property of Cars2023

• 32.7 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2017 • 213 Fuel-ups

  Property of battlefamilyonline

• 47.4 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2015 • 312 Fuel-ups

  Property of avey

• 17.3 Avg MPG

• Linus

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Oct 2018 • 468 Fuel-ups

  Property of UncleWilkie

• 18.2 Avg MPG

• Previa

  2015 Toyota Sienna 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2018 • 411 Fuel-ups

  Property of rickyyeung

• 16.2 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2022 • 107 Fuel-ups

  Property of dl97aggie

• 19.6 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2020 • 106 Fuel-ups

  Property of cdarrow

• 21.2 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2018 • 336 Fuel-ups

  Property of AJK1

• 21.6 Avg MPG

• Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jun 2018 • 384 Fuel-ups

  Property of GentleBenI0W

• 20.9 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added May 2018 • 165 Fuel-ups

  Property of gary423

• 22.9 Avg MPG

• Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2016 • 282 Fuel-ups

  Property of PaulG

• 17.7 Avg MPG

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