Based on data from 223 vehicles, 16,771 fuel-ups and 4,541,899 miles of driving, the 2015 Toyota Sienna gets a combined Avg MPG of 19.38 with a 0.05 MPG margin of error.

Any Engine Type 3.5L V6 GAS (221) Any Body Style Mini Passenger Van (77) Any Submodel L (3) Base (7) SE (27) Limited (28) LE (60) XLE (96) Other (2)

Below you can see a distribution of the fuel-ups with 675 outliers (3.87%) removed.

Following shows the average MPG of each of the 223 vehicles in the system.

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• 2015 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added May 2018 • 117 Fuel-ups

  Property of sstaylor76

• 18.9 Avg MPG

• Sienna- 2015

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jun 2019 • 47 Fuel-ups

  Property of abytom

• 23.7 Avg MPG

• Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2018 • 294 Fuel-ups

  Property of jgriffin415

• 21.1 Avg MPG

• 2015 Sienna XLE

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2018 • 54 Fuel-ups

  Property of myerscl

• 20.6 Avg MPG

• My Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2016 • 104 Fuel-ups

  Property of trusttoyota

• 22.0 Avg MPG

• Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 221 Fuel-ups

  Property of s318830

• 20.7 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2018 • 89 Fuel-ups

  Property of izzydrewlynn

• 20.1 Avg MPG

• My Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Jun 2020 • 8 Fuel-ups

  Property of sdburrow

• 21.2 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2015 • 67 Fuel-ups

  Property of yongkchung

• 20.2 Avg MPG

• My Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Dec 2019 • 16 Fuel-ups

  Property of catemp

• 23.3 Avg MPG

• White Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Sep 2017 • 45 Fuel-ups

  Property of placidblue5

• 21.2 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Jun 2019 • 51 Fuel-ups

  Property of hkfuey

• 19.8 Avg MPG

• Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2019 • 9 Fuel-ups

  Property of ChrisPepin

• 19.8 Avg MPG

• Sienka

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2017 • 60 Fuel-ups

  Property of vpopil

• 17.9 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

• Sienna

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Oct 2017 • 130 Fuel-ups

  Property of Durz0Blint123

• 18.5 Avg MPG

• 2015 Sienna

  2015 Toyota Sienna LE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Nov 2017 • 80 Fuel-ups

  Property of battlefamilyonline

• 53.0 Avg MPG

• Toyota Sienna

  2015 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2016 • 154 Fuel-ups

  Property of danirtx

• 18.2 Avg MPG

• SIENNA

  2015 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 182 Fuel-ups

  Property of sun302

• 18.7 Avg MPG

• 2015 Toyota Sienna

  2015 Toyota Sienna Limited 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2016 • 238 Fuel-ups

  Property of Crevec

• 19.1 Avg MPG

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