Based on data from 36 vehicles, 2,640 fuel-ups and 707,110 miles of driving, the 2020 Toyota Sienna gets a combined Avg MPG of 20.80 with a 0.16 MPG margin of error.

Any Engine Type 3.5L V6 GAS (31) V6 GAS (1) Any Body Style Mini Passenger Van (10) Any Submodel Base (1) Limited (1) CE (1) SE Premium (1) Limited Premium (2) XLE Premium (2) SE (3) LE (8) XLE (17)

Below you can see a distribution of the fuel-ups with 118 outliers (4.28%) removed.

Following shows the average MPG of each of the 36 vehicles in the system.

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• 2020 Sienna

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Nov 2019 • 275 Fuel-ups

  Property of Bodine95

• 20.5 Avg MPG

• Sienna

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Jan 2023 • 4 Fuel-ups

  Property of ktmachayan

• 18.5 Avg MPG

• My Sienna

  2020 Toyota Sienna SE 3.5L V6 GAS Automatic 8 Speed
  Added Jun 2020 • 12 Fuel-ups

  Property of mfierro211

• 118.4 Avg MPG

• My Sienna

  2020 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed
  Added Jun 2020 • 131 Fuel-ups

  Property of batesi71

• 18.8 Avg MPG

• Sienna

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Dec 2019 • 179 Fuel-ups

  Property of michaelh950

• 21.2 Avg MPG

• RISE UP

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Jan 2020 • 171 Fuel-ups

  Property of pcrinkydink

• 16.6 Avg MPG

• Blue Sienna

  2020 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added May 2020 • 157 Fuel-ups

  Property of Wecline1

• 24.5 Avg MPG

• My Sienna

  2020 Toyota Sienna XLE
  Added Dec 2019 • 177 Fuel-ups

  Property of tabgrmi

• 24.6 Avg MPG

• Sienna

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Apr 2021 • 114 Fuel-ups

  Property of 74Scout

• 20.6 Avg MPG

• My Sienna

  2020 Toyota Sienna XLE Premium 3.5L V6 GAS Automatic 8 Speed
  Added Aug 2022 • 17 Fuel-ups

  Property of tallarin

• 22.2 Avg MPG

• Bev

  2020 Toyota Sienna Limited Premium 3.5L V6 GAS Automatic 8 Speed
  Added Feb 2020 • 90 Fuel-ups

  Property of DCTraveler

• 20.0 Avg MPG

• Sienna LE 2020

  2020 Toyota Sienna LE
  Added Sep 2019 • 224 Fuel-ups

  Property of Polin2012

• 20.8 Avg MPG

• 2020 Toyota Sienna

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Nov 2020 • 184 Fuel-ups

  Property of Biodiesel99

• 21.3 Avg MPG

• My Sienna

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Dec 2021 • 155 Fuel-ups

  Property of Kb2453

• 20.2 Avg MPG

• 2020 Toyota Sienna

  2020 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed
  Added Aug 2020 • 120 Fuel-ups

  Property of jfhelbling

• 23.7 Avg MPG

• Sienna-George's

  2020 Toyota Sienna SE Premium V6 GAS Automatic 7 Speed Mini Passenger Van
  Added Nov 2019 • 47 Fuel-ups

  Property of nebugeorge

• 21.6 Avg MPG

• My Sienna

  2020 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed
  Added Nov 2021 • 34 Fuel-ups

  Property of RSarfaty

• 17.4 Avg MPG

• 2020 Toyota Sienna Van

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Jan 2021 • 118 Fuel-ups

  Property of tomnmarlie

• 22.0 Avg MPG

• My Sienna

  2020 Toyota Sienna XLE
  Added Dec 2019 • 52 Fuel-ups

  Property of tbgree00

• 22.6 Avg MPG

• My Sienna

  2020 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Aug 2020 • 94 Fuel-ups

  Property of adestinyglimmers

• 20.1 Avg MPG

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