Based on data from 268 vehicles, 27,622 fuel-ups and 7,367,167 miles of driving, the 2015 Toyota Sienna gets a combined Avg MPG of 19.38 with a 0.04 MPG margin of error.

Any Engine Type 3.5L V6 GAS (266) Any Body Style Mini Passenger Van (91) Any Submodel L (5) Base (7) SE (28) Limited (36) LE (73) XLE (117) Other (2)

Below you can see a distribution of the fuel-ups with 1021 outliers (3.56%) removed.

Following shows the average MPG of each of the 268 vehicles in the system.

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• Linus

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Oct 2018 • 472 Fuel-ups

  Property of UncleWilkie

• 18.2 Avg MPG

• Grey Van

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jul 2018 • 229 Fuel-ups

  Property of pupgolden

• 17.5 Avg MPG

• Blue Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2021 • 131 Fuel-ups

  Property of vdeal

• 17.9 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jan 2024 • 13 Fuel-ups

  Property of j12

• 22.7 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 793 Fuel-ups

  Property of sbochat

• 20.0 Avg MPG

• Sienna XLE 15

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Dec 2015 • 253 Fuel-ups

  Property of nickxtsui

• 19.9 Avg MPG

• My Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Nov 2018 • 110 Fuel-ups

  Property of SLafler

• 17.5 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2021 • 150 Fuel-ups

  Property of ryleeej

• 20.7 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2017 • 220 Fuel-ups

  Property of battlefamilyonline

• 46.6 Avg MPG

• Toyota sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2017 • 515 Fuel-ups

  Property of motownafur

• 18.8 Avg MPG

• My Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Nov 2023 • 45 Fuel-ups

  Property of timrob181

• 19.7 Avg MPG

• Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Mar 2020 • 162 Fuel-ups

  Property of OMARHDIAZ

• 17.8 Avg MPG

• Trolley

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2022 • 159 Fuel-ups

  Property of troydwwalker

• 21.9 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2015 • 315 Fuel-ups

  Property of avey

• 17.3 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2022 • 110 Fuel-ups

  Property of Andrew4806

• 19.0 Avg MPG

• Sienna 2015

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Feb 2016 • 433 Fuel-ups

  Property of MITBeta

• 21.8 Avg MPG

• Sienna- 2015

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jun 2019 • 178 Fuel-ups

  Property of abytom

• 21.0 Avg MPG

• Foxx Shuttle MK 2 AKA The Grey Ghost

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2018 • 460 Fuel-ups

  Property of Fyremane

• 19.7 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2016 • 227 Fuel-ups

  Property of trusttoyota

• 21.1 Avg MPG

• Previa

  2015 Toyota Sienna 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2018 • 417 Fuel-ups

  Property of rickyyeung

• 16.2 Avg MPG

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