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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• Stanley

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2017 • 160 Fuel-ups

  Property of coliveros

• 14.0 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Dec 2019 • 68 Fuel-ups

  Property of ozrycet

• 18.6 Avg MPG

• Dixie

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

  Property of dominict87

• 20.0 Avg MPG

• Sienna 2015 XLE AWD

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 169 Fuel-ups

  Property of highwei

• 19.1 Avg MPG

• SIENNA SE

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Jan 2018 • 10 Fuel-ups

  Property of RonWard

• 18.6 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Oct 2017 • 242 Fuel-ups

  Property of djwiegel

• 21.2 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 227 Fuel-ups

  Property of sukibomb

• 18.3 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added May 2016 • 332 Fuel-ups

  Property of andrewconkling

• 20.9 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2015 • 309 Fuel-ups

  Property of avey

• 17.3 Avg MPG

• Blue Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2021 • 126 Fuel-ups

  Property of vdeal

• 18.0 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2016 • 719 Fuel-ups

  Property of nosajnosaj

• 22.0 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2015 • 108 Fuel-ups

  Property of yongkchung

• 21.2 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2021 • 176 Fuel-ups

  Property of tillett

• 25.3 Avg MPG

• Van

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Aug 2018 • 350 Fuel-ups

  Property of moderja

• 25.2 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added May 2018 • 325 Fuel-ups

  Property of sarazietz

• 19.2 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 127 Fuel-ups

  Property of derrick00

• 21.9 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jun 2019 • 204 Fuel-ups

  Property of hkfuey

• 19.7 Avg MPG

• My Sienna

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

  Property of j12

• 23.0 Avg MPG

• 2015 Toyota Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2018 • 28 Fuel-ups

  Property of StPe

• 19.1 Avg MPG

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2021 • 27 Fuel-ups

  Property of QHGAmSXY8ZBkSlWyoo1i

• 17.8 Avg MPG

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