Based on data from 252 vehicles, 25,014 fuel-ups and 6,703,009 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 (3.72%) removed.

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

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• Toyota Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2018 • 65 Fuel-ups

  Property of c0dez

• 54.2 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Apr 2018 • 27 Fuel-ups

  Property of Valles

• 22.4 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 69 Fuel-ups

  Property of pckeppel

• 26.8 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Oct 2021 • 9 Fuel-ups

  Property of Mortalheart

• 20.9 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Feb 2020 • 39 Fuel-ups

  Property of brodriguezz88

• 21.3 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2020 • 34 Fuel-ups

  Property of carolpeedie

• 18.9 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2017 • 59 Fuel-ups

  Property of chris50

• 22.8 Avg MPG

• Turbo Van 2.0

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Jan 2019 • 10 Fuel-ups

  Property of rangersace

• 19.0 Avg MPG

• Swagger Wagon

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Sep 2015 • 174 Fuel-ups

  Property of 1inhiding

• 20.8 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2018 • 113 Fuel-ups

  Property of Vadim1984

• 19.0 Avg MPG

• ZSienna 2015

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added May 2017 • 7 Fuel-ups

  Property of wokumura

• 19.8 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2017 • 84 Fuel-ups

  Property of salrider

• 18.7 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Dec 2019 • 19 Fuel-ups

  Property of catemp

• 24.8 Avg MPG

• Sienka

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2017 • 61 Fuel-ups

  Property of vpopil

• 17.6 Avg MPG

• Toyota Sienna 15

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2018 • 124 Fuel-ups

  Property of marcotte

• 18.6 Avg MPG

• Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2019 • 9 Fuel-ups

  Property of ChrisPepin

• 19.8 Avg MPG

• Sienna 2015

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Oct 2017 • 293 Fuel-ups

  Property of le00di00

• 20.4 Avg MPG

• Family Hauler Sienna

  2015 Toyota Sienna 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2016 • 195 Fuel-ups

  Property of mvautour

• 17.8 Avg MPG

• Toyota Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2016 • 172 Fuel-ups

  Property of SD

• 18.6 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2020 • 7 Fuel-ups

  Property of afi1

• 22.4 Avg MPG

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