Based on data from 244 vehicles, 20,402 fuel-ups and 5,475,676 miles of driving, the 2015 Toyota Sienna gets a combined Avg MPG of 19.39 with a 0.05 MPG margin of error.

Any Engine Type 3.5L V6 GAS (242) Any Body Style Mini Passenger Van (81) Any Submodel L (4) Base (7) SE (28) Limited (32) LE (67) XLE (104) Other (2)

Below you can see a distribution of the fuel-ups with 811 outliers (3.82%) removed.

Following shows the average MPG of each of the 244 vehicles in the system.

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• 2015 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added May 2019 • 23 Fuel-ups

  Property of brimis

• 22.3 Avg MPG

• Grey Van

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jul 2018 • 128 Fuel-ups

  Property of pupgolden

• 17.6 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2018 • 252 Fuel-ups

  Property of AJK1

• 21.4 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2019 • 182 Fuel-ups

  Property of joshlars

• 21.0 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added May 2018 • 217 Fuel-ups

  Property of sarazietz

• 19.2 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added May 2017 • 243 Fuel-ups

  Property of johnelarson

• 20.1 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2022 • 14 Fuel-ups

  Property of dl97aggie

• 17.6 Avg MPG

• Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2019 • 162 Fuel-ups

  Property of vandewalle

• 20.7 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2016 • 235 Fuel-ups

  Property of andrewconkling

• 20.4 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jan 2017 • 205 Fuel-ups

  Property of pungent

• 22.5 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Jun 2018 • 76 Fuel-ups

  Property of trigapod

• 19.3 Avg MPG

• Blue Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2021 • 23 Fuel-ups

  Property of vdeal

• 16.8 Avg MPG

• Linus

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Oct 2018 • 280 Fuel-ups

  Property of UncleWilkie

• 17.6 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 589 Fuel-ups

  Property of sbochat

• 20.0 Avg MPG

• Super White

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Sep 2016 • 270 Fuel-ups

  Property of shaggun

• 20.9 Avg MPG

• Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jun 2018 • 278 Fuel-ups

  Property of GentleBenI0W

• 20.6 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Dec 2021 • 256 Fuel-ups

  Property of Driv6nDaCar

• 18.4 Avg MPG

• Van

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2018 • 252 Fuel-ups

  Property of moderja

• 22.9 Avg MPG

• Trolley

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2022 • 5 Fuel-ups

  Property of troydwwalker

• 23.6 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jul 2015 • 217 Fuel-ups

  Property of kboliver82

• 19.4 Avg MPG

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