Based on data from 269 vehicles, 27,609 fuel-ups and 7,366,322 miles of driving, the 2015 Toyota Sienna gets a combined Avg MPG of 19.36 with a 0.04 MPG margin of error.

Any Engine Type 3.5L V6 GAS (267) Any Body Style Mini Passenger Van (91) Any Submodel L (5) Base (7) SE (28) Limited (37) LE (72) XLE (118) Other (2)

Below you can see a distribution of the fuel-ups with 1022 outliers (3.57%) removed.

Following shows the average MPG of each of the 269 vehicles in the system.

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• Previa

  2015 Toyota Sienna 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2018 • 421 Fuel-ups

  Property of rickyyeung

• 16.2 Avg MPG

• Toyota Sienna Limited

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2016 • 388 Fuel-ups

  Property of bernardwai

• 16.2 Avg MPG

• Sienna #115

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2025 • 8 Fuel-ups

  Property of AEVZRCTB

• 21.1 Avg MPG

• Foxx Shuttle MK 2 AKA The Grey Ghost

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2018 • 463 Fuel-ups

  Property of Fyremane

• 19.7 Avg MPG

• My Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2025 • 6 Fuel-ups

  Property of vansion

• 19.6 Avg MPG

• Sienna XLE 15

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Dec 2015 • 254 Fuel-ups

  Property of nickxtsui

• 19.9 Avg MPG

• Toyota sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2017 • 520 Fuel-ups

  Property of motownafur

• 18.8 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2016 • 340 Fuel-ups

  Property of andrewconkling

• 20.9 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2024 • 33 Fuel-ups

  Property of cjwilsontech

• 21.0 Avg MPG

• Grey Van

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jul 2018 • 231 Fuel-ups

  Property of pupgolden

• 17.5 Avg MPG

• SAG Wagon

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2025 • 98 Fuel-ups

  Property of themela2501

• 20.6 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2025 • 222 Fuel-ups

  Property of gabrielllc

• 18.7 Avg MPG

• 15 Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2025 • 226 Fuel-ups

  Property of pchestna

• 18.5 Avg MPG

• My Sienna

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

  Property of j12

• 22.8 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Dec 2019 • 71 Fuel-ups

  Property of ozrycet

• 18.6 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2021 • 153 Fuel-ups

  Property of ryleeej

• 20.6 Avg MPG

• Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2018 • 161 Fuel-ups

  Property of captainfodder

• 18.4 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Nov 2024 • 12 Fuel-ups

  Property of redman480

• 20.2 Avg MPG

• Trolley

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2022 • 163 Fuel-ups

  Property of troydwwalker

• 21.8 Avg MPG

• My Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Feb 2021 • 259 Fuel-ups

  Property of jon3

• 21.9 Avg MPG

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