Based on data from 24 vehicles, 487 fuel-ups and 132,642 miles of driving, the 2020 Toyota Sienna gets a combined Avg MPG of 20.27 with a 0.37 MPG margin of error.

Any Engine Type 3.5L V6 GAS (18) Any Body Style Mini Passenger Van (6) Any Submodel Limited (1) CE (1) SE Premium (1) XLE Premium (1) Limited Premium (2) SE (3) LE (6) XLE (9)

Below you can see a distribution of the fuel-ups with 17 outliers (3.37%) removed.

Following shows the average MPG of each of the 24 vehicles in the system.

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• Sienna

  2020 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Oct 2020 • 4 Fuel-ups

  Property of jayjma50

• 5.2 Avg MPG

• Blue Sienna

  2020 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added May 2020 • 32 Fuel-ups

  Property of Wecline1

• 24.2 Avg MPG

• Toyota Sienna

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Jan 2020 • 48 Fuel-ups

  Property of pcrinkydink

• 16.5 Avg MPG

• Sienna

  2020 Toyota Sienna XLE Premium 3.5L V6 GAS Automatic 8 Speed
  Added Feb 2020 • 18 Fuel-ups

  Property of blschuster

• 17.8 Avg MPG

• My Sienna

  2020 Toyota Sienna XLE
  Added Dec 2019 • 38 Fuel-ups

  Property of tabgrmi

• 23.8 Avg MPG

• My Sienna

  2020 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed
  Added Jun 2020 • 17 Fuel-ups

  Property of batesi71

• 18.3 Avg MPG

• My Sienna Predawn Gray Mica/Bisque

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Mar 2020 • 36 Fuel-ups

  Property of kwrickman

• 21.7 Avg MPG

• Toyota Sienna

  2020 Toyota Sienna SE 3.5L V6 GAS Automatic 8 Speed
  Added Aug 2020 • 4 Fuel-ups

  Property of ranchworld

• 22.7 Avg MPG

• Sienna LE 2020

  2020 Toyota Sienna LE
  Added Sep 2019 • 63 Fuel-ups

  Property of Polin2012

• 20.6 Avg MPG

• Bev

  2020 Toyota Sienna Limited Premium 3.5L V6 GAS Automatic 8 Speed
  Added Feb 2020 • 23 Fuel-ups

  Property of DCTraveler

• 20.3 Avg MPG

• Sienna Van

  2020 Toyota Sienna CE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Oct 2020 • 3 Fuel-ups

  Property of crunchiespg

• 19.2 Avg MPG

• My Sienna

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Aug 2020 • 7 Fuel-ups

  Property of adestinyglimmers

• 19.6 Avg MPG

• My Sienna

  2020 Toyota Sienna Limited Premium 3.5L V6 GAS Automatic 8 Speed
  Added Feb 2020 • 14 Fuel-ups

  Property of trimbledt

• 20.6 Avg MPG

• 2020 Sienna

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Nov 2019 • 69 Fuel-ups

  Property of Bodine95

• 20.3 Avg MPG

• Sienna

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Dec 2019 • 39 Fuel-ups

  Property of michaelh950

• 19.3 Avg MPG

• Sienna

  2020 Toyota Sienna Limited
  Added Sep 2019 • 45 Fuel-ups

  Property of rockyrcr

• 18.1 Avg MPG

• 2020 Toyota Sienna

  2020 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed
  Added Aug 2020 • 15 Fuel-ups

  Property of jfhelbling

• 22.8 Avg MPG

• Sienna

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Aug 2020 • 6 Fuel-ups

  Property of nbettger

• 23.3 Avg MPG

• My Sienna

  2020 Toyota Sienna XLE
  Added Dec 2019 • 17 Fuel-ups

  Property of tbgree00

• 20.8 Avg MPG

• 2020 Sienna

  2020 Toyota Sienna XLE Automatic 8 Speed Mini Passenger Van
  Added Jan 2020 • 8 Fuel-ups

  Property of DLG14305

• 17.3 Avg MPG

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