Based on data from 261 vehicles, 26,497 fuel-ups and 7,084,908 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 (259) Any Body Style Mini Passenger Van (87) Any Submodel L (5) Base (7) SE (28) Limited (36) LE (70) XLE (113) Other (2)

Below you can see a distribution of the fuel-ups with 990 outliers (3.60%) removed.

Following shows the average MPG of each of the 261 vehicles in the system.

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• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2024 • 16 Fuel-ups

  Property of DragonLee

• 18.8 Avg MPG

• Black Panther

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2023 • 72 Fuel-ups

  Property of theslimjim

• 19.7 Avg MPG

• My Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2024 • 39 Fuel-ups

  Property of finnland15

• 18.1 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Sep 2024 • 7 Fuel-ups

  Property of kbpickens

• 20.8 Avg MPG

• Grey Van

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jul 2018 • 221 Fuel-ups

  Property of pupgolden

• 17.5 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2022 • 106 Fuel-ups

  Property of Andrew4806

• 19.1 Avg MPG

• Linus

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Oct 2018 • 467 Fuel-ups

  Property of UncleWilkie

• 18.2 Avg MPG

• Sienna 2015

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Feb 2016 • 424 Fuel-ups

  Property of MITBeta

• 21.8 Avg MPG

• Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Oct 2017 • 318 Fuel-ups

  Property of saltygunner

• 19.6 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added May 2017 • 460 Fuel-ups

  Property of johnelarson

• 21.1 Avg MPG

• 2015 Toyota Sienna XLE Limited AWD

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Nov 2024 • 4 Fuel-ups

  Property of Denpanitkov

• 12.8 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2021 • 217 Fuel-ups

  Property of p4xson

• 21.6 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jan 2022 • 175 Fuel-ups

  Property of toju

• 18.4 Avg MPG

• 2015 Sienna PreDawn Gray

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

  Property of gxs5ly

• 19.5 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Nov 2024 • 4 Fuel-ups

  Property of redman480

• 18.6 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2024 • 26 Fuel-ups

  Property of cjwilsontech

• 20.6 Avg MPG

• Trolley

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2022 • 147 Fuel-ups

  Property of troydwwalker

• 22.0 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2024 • 15 Fuel-ups

  Property of Ehuff

• 18.9 Avg MPG

• My Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2024 • 18 Fuel-ups

  Property of cmeagher

• 18.7 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2023 • 30 Fuel-ups

  Property of Cars2023

• 32.7 Avg MPG

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