Based on data from 254 vehicles, 25,667 fuel-ups and 6,879,610 miles of driving, the 2015 Toyota Sienna gets a combined Avg MPG of 19.44 with a 0.04 MPG margin of error.

Any Engine Type 3.5L V6 GAS (252) Any Body Style Mini Passenger Van (86) Any Submodel L (5) Base (7) SE (29) Limited (34) LE (69) XLE (108) Other (2)

Below you can see a distribution of the fuel-ups with 963 outliers (3.62%) removed.

Following shows the average MPG of each of the 254 vehicles in the system.

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• Toyota sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2017 • 485 Fuel-ups

  Property of motownafur

• 18.8 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2018 • 320 Fuel-ups

  Property of AJK1

• 21.5 Avg MPG

• 2015 Sienna

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

  Property of dl97aggie

• 19.5 Avg MPG

• Black Panther

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2023 • 56 Fuel-ups

  Property of theslimjim

• 19.5 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2015 • 295 Fuel-ups

  Property of avey

• 17.4 Avg MPG

• Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2017 • 373 Fuel-ups

  Property of erittenhouse

• 18.7 Avg MPG

• My Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2021 • 184 Fuel-ups

  Property of jon3

• 21.9 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2024 • 17 Fuel-ups

  Property of cjwilsontech

• 23.6 Avg MPG

• Van

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2018 • 343 Fuel-ups

  Property of moderja

• 24.6 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2016 • 320 Fuel-ups

  Property of andrewconkling

• 20.9 Avg MPG

• Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2016 • 268 Fuel-ups

  Property of PaulG

• 17.7 Avg MPG

• Linus

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Oct 2018 • 444 Fuel-ups

  Property of UncleWilkie

• 18.2 Avg MPG

• Dixie

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jul 2024 • 4 Fuel-ups

  Property of dominict87

• 20.8 Avg MPG

• Foxx Shuttle MK 2 AKA The Grey Ghost

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

  Property of Fyremane

• 19.5 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2021 • 236 Fuel-ups

  Property of mashfaq

• 19.0 Avg MPG

• Trolley

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2022 • 126 Fuel-ups

  Property of troydwwalker

• 22.2 Avg MPG

• My Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2024 • 21 Fuel-ups

  Property of finnland15

• 19.2 Avg MPG

• Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Mar 2020 • 137 Fuel-ups

  Property of OMARHDIAZ

• 17.7 Avg MPG

• 15 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2019 • 257 Fuel-ups

  Property of goldtige

• 21.9 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jan 2022 • 149 Fuel-ups

  Property of toju

• 18.6 Avg MPG

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