Based on data from 165 vehicles, 18,743 fuel-ups and 5,106,787 miles of driving, the 2012 Toyota Sienna gets a combined Avg MPG of 19.11 with a 0.05 MPG margin of error.

Any Engine Type 2.7L L4 GAS (9) 3.5L V6 GAS (137) L4 GAS (1) V6 GAS (14) Any Body Style Mini Passenger Van (42) Mini Cargo Van (1) Any Submodel CE (2) Base (9) SE (16) Limited (23) XLE (39) LE (58) Other (18)

Below you can see a distribution of the fuel-ups with 777 outliers (3.98%) removed.

Following shows the average MPG of each of the 165 vehicles in the system.

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• 2012 Toyota Sienna Dupe

  2012 Toyota Sienna LE 2.7L L4 GAS Automatic 6 Speed
  Added Mar 2016 • 107 Fuel-ups

  Property of morganjp94

• 20.9 Avg MPG

• 2012 Sienna

  2012 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed Mini Passenger Van
  Added Jan 2020 • 131 Fuel-ups

  Property of mipace

• 19.8 Avg MPG

• Sienna

  2012 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Apr 2018 • 80 Fuel-ups

  Property of jayap2000

• 35.8 Avg MPG

• Lois

  2012 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 87 Fuel-ups

  Property of BenbowHouse

• 19.1 Avg MPG

• Lois

  2012 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 87 Fuel-ups

  Property of BenbowHouse

• 19.1 Avg MPG

• Toyota Sienna

  2012 Toyota Sienna GAS V6
  Added May 2012 • 18 Fuel-ups

  Property of brs

• 19.7 Avg MPG

• My Sienna

  2012 Toyota Sienna XLE 3.5L GAS V6 Automatic 6 Mini Passenger Van (5 Door)
  Added Sep 2014 • 3 Fuel-ups

  Property of ThirstyInvestor

• 21.2 Avg MPG

• Black Van

  2012 Toyota Sienna GAS V6
  Added Jun 2012 • 19 Fuel-ups

  Property of Footloose

• 21.0 Avg MPG

• Sienna

  2012 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Dec 2017 • 13 Fuel-ups

  Property of silverdragoncub

• 22.8 Avg MPG

• sienna

  2012 Toyota Sienna
  Added Nov 2013 • 13 Fuel-ups

  Property of tdiwow

• 22.0 Avg MPG

• Sienna

  2012 Toyota Sienna XLE 3.5L V6 GAS Automatic 6 Speed
  Added Mar 2017 • 87 Fuel-ups

  Property of jentifred

• 21.7 Avg MPG

• Sienna Sweet

  2012 Toyota Sienna GAS V6
  Added May 2012 • 146 Fuel-ups

  Property of Shiftmanian

• 22.3 Avg MPG

• White Toyota van

  2012 Toyota Sienna GAS V6
  Added Nov 2012 • 37 Fuel-ups

  Property of lchamp423

• 20.7 Avg MPG

• Sienna

  2012 Toyota Sienna GAS V6
  Added Dec 2013 • 66 Fuel-ups

  Property of chrisrobey77

• 21.5 Avg MPG

• Toyota Sienna HI

  2012 Toyota Sienna SE 3.5L V6 GAS Automatic 6 Speed
  Added Sep 2016 • 8 Fuel-ups

  Property of GongMaster

• 24.2 Avg MPG

• Toyota Sienna

  2012 Toyota Sienna GAS V6
  Added Feb 2013 • 13 Fuel-ups

  Property of kenkoehler

• 19.3 Avg MPG

• 2012 LE

  2012 Toyota Sienna GAS V6
  Added May 2013 • 8 Fuel-ups

  Property of Nipigon

• 20.5 Avg MPG

• van

  2012 Toyota Sienna
  Added Jan 2013 • 9 Fuel-ups

  Property of zdeal22

• 21.7 Avg MPG

• Sienna

  2012 Toyota Sienna GAS V6
  Added Sep 2012 • 10 Fuel-ups

  Property of double7

• 18.7 Avg MPG

• Sienna

  2012 Toyota Sienna GAS V6
  Added Dec 2012 • 6 Fuel-ups

  Property of JosephR

• 18.6 Avg MPG

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