Based on data from 254 vehicles, 21,596 fuel-ups and 6,368,525 miles of driving, the 2004 Toyota Sienna gets a combined Avg MPG of 19.37 with a 0.05 MPG margin of error.

Any Engine Type 3.3L V6 GAS (219) H2 GAS (1) L4 GAS (2) V6 GAS (28) Any Body Style Mini Passenger Van (88) Any Submodel CE (30) XLE Limited (37) XLE (53) LE (101) Other (33)

Below you can see a distribution of the fuel-ups with 1101 outliers (4.85%) removed.

Following shows the average MPG of each of the 254 vehicles in the system.

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• Red Queen

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Apr 2016 • 40 Fuel-ups

  Property of faizeeb79

• 18.0 Avg MPG

• Van

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Oct 2017 • 99 Fuel-ups

  Property of ajs2000

• 19.1 Avg MPG

• 2004 Toyota Sienna

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Aug 2008 • 290 Fuel-ups

  Property of kbacon

• 19.5 Avg MPG

• My Sienna

  2004 Toyota Sienna XLE 3.3L V6 GAS Automatic 5 Speed
  Added Mar 2018 • 6 Fuel-ups

  Property of milderlisondra

• 28.1 Avg MPG

• Toyota

  2004 Toyota Sienna XLE Limited 3.3L V6 GAS Automatic 5 Speed
  Added Sep 2016 • 128 Fuel-ups

  Property of jimtoyota

• 16.5 Avg MPG

• My Sienna

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed
  Added Aug 2016 • 47 Fuel-ups

  Property of Joanie

• 15.4 Avg MPG

• Sienna

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added May 2018 • 70 Fuel-ups

  Property of pd72000

• 20.6 Avg MPG

• Sienna 2016 Esco

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed
  Added Jun 2017 • 13 Fuel-ups

  Property of jcmia

• 21.6 Avg MPG

• Sienna

  2004 Toyota Sienna XLE Limited 3.3L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jun 2019 • 9 Fuel-ups

  Property of zb99

• 32.0 Avg MPG

• Sienna

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Nov 2017 • 16 Fuel-ups

  Property of 08uplander

• 21.4 Avg MPG

• Beige Rage II

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added May 2017 • 41 Fuel-ups

  Property of DKazzed

• 21.2 Avg MPG

• Silver Van

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jan 2014 • 76 Fuel-ups

  Property of vridge

• 22.5 Avg MPG

• Toyota

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed
  Added Aug 2016 • 302 Fuel-ups

  Property of sarazietz

• 20.0 Avg MPG

• Van

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed
  Added May 2017 • 61 Fuel-ups

  Property of jimc2017

• 31.8 Avg MPG

• Sienna

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jan 2025 • 70 Fuel-ups

  Property of pd72000

• 20.6 Avg MPG

• My Sienna

  2004 Toyota Sienna XLE 3.3L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Dec 2014 • 40 Fuel-ups

  Property of padykman

• 20.5 Avg MPG

• 2004 Sienna

  2004 Toyota Sienna XLE 3.3L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Aug 2016 • 196 Fuel-ups

  Property of toogle

• 21.0 Avg MPG

• My Sienna

  2004 Toyota Sienna XLE Limited 3.3L V6 GAS Automatic 5 Speed
  Added Jan 2018 • 7 Fuel-ups

  Property of monyx

• 16.3 Avg MPG

• My Sienna

  2004 Toyota Sienna XLE Limited 3.3L V6 GAS Automatic 5 Speed
  Added Jun 2017 • 16 Fuel-ups

  Property of gslate

• 16.5 Avg MPG

• Sienna

  2004 Toyota Sienna LE 3.3L V6 GAS Automatic 5 Speed
  Added Sep 2016 • 251 Fuel-ups

  Property of newbyld

• 20.2 Avg MPG

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