Based on data from 252 vehicles, 25,173 fuel-ups and 6,745,664 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 975 outliers (3.73%) removed.

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

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• Sienna

  2015 Toyota Sienna L 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2019 • 145 Fuel-ups

  Property of rht413

• 21.6 Avg MPG

• My Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2024 • 8 Fuel-ups

  Property of finnland15

• 19.7 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2021 • 104 Fuel-ups

  Property of ryleeej

• 20.5 Avg MPG

• Van

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2018 • 329 Fuel-ups

  Property of moderja

• 24.2 Avg MPG

• Stanley

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2017 • 149 Fuel-ups

  Property of coliveros

• 14.8 Avg MPG

• My Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Nov 2023 • 15 Fuel-ups

  Property of timrob181

• 19.4 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2022 • 79 Fuel-ups

  Property of Andrew4806

• 19.1 Avg MPG

• Trolley

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2022 • 114 Fuel-ups

  Property of troydwwalker

• 22.1 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added May 2018 • 304 Fuel-ups

  Property of sarazietz

• 19.1 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2018 • 302 Fuel-ups

  Property of AJK1

• 21.3 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jan 2022 • 96 Fuel-ups

  Property of jahoodx4

• 17.3 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2017 • 185 Fuel-ups

  Property of battlefamilyonline

• 49.9 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Jun 2018 • 123 Fuel-ups

  Property of trigapod

• 19.5 Avg MPG

• Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2016 • 386 Fuel-ups

  Property of stricklandrw

• 19.6 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2016 • 312 Fuel-ups

  Property of andrewconkling

• 20.8 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jan 2017 • 264 Fuel-ups

  Property of pungent

• 22.3 Avg MPG

• My Sienna

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

  Property of gary423

• 22.9 Avg MPG

• Mommy's Mobile

  2015 Toyota Sienna Limited 3.5L V6 GAS
  Added Oct 2019 • 132 Fuel-ups

  Property of 1sweetpea

• 16.2 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Dec 2019 • 60 Fuel-ups

  Property of ozrycet

• 18.5 Avg MPG

• Sienna

  2015 Toyota Sienna L 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2023 • 38 Fuel-ups

  Property of joshbomb354

• 23.1 Avg MPG

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