Based on data from 263 vehicles, 26,618 fuel-ups and 7,116,614 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 993 outliers (3.60%) removed.

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

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• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Dec 2024 • 5 Fuel-ups

  Property of Confirmlogin

• 15.5 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jan 2022 • 177 Fuel-ups

  Property of toju

• 18.4 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 228 Fuel-ups

  Property of sukibomb

• 18.3 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2021 • 177 Fuel-ups

  Property of tillett

• 25.5 Avg MPG

• Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2017 • 404 Fuel-ups

  Property of erittenhouse

• 18.6 Avg MPG

• Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Mar 2020 • 157 Fuel-ups

  Property of OMARHDIAZ

• 17.8 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2021 • 250 Fuel-ups

  Property of mashfaq

• 18.9 Avg MPG

• 15 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2019 • 277 Fuel-ups

  Property of goldtige

• 21.8 Avg MPG

• Trolley

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2022 • 152 Fuel-ups

  Property of troydwwalker

• 22.0 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jan 2022 • 141 Fuel-ups

  Property of jahoodx4

• 17.6 Avg MPG

• My Sienna

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

  Property of j12

• 23.2 Avg MPG

• 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

• 2015 Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2021 • 219 Fuel-ups

  Property of p4xson

• 21.6 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

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