Based on data from 197 vehicles, 24,009 fuel-ups and 6,379,893 miles of driving, the 2008 Toyota Sienna gets a combined Avg MPG of 19.18 with a 0.05 MPG margin of error.

Any Engine Type 3.5L V6 GAS (177) V6 GAS (18) Any Body Style Mini Passenger Van (66) Any Submodel Limited (14) CE (33) XLE (45) LE (87) Other (18)

Below you can see a distribution of the fuel-ups with 792 outliers (3.19%) removed.

Following shows the average MPG of each of the 197 vehicles in the system.

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• Toyota Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Jul 2022 • 84 Fuel-ups

  Property of pyekhine

• 16.3 Avg MPG

• Vanita (Small Van)

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Apr 2021 • 274 Fuel-ups

  Property of nitagarner

• 19.6 Avg MPG

• My Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added May 2022 • 72 Fuel-ups

  Property of Indnbsktbll07

• 17.2 Avg MPG

• Toyota

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Mar 2025 • 5 Fuel-ups

  Property of dmulder

• 14.8 Avg MPG

• 2008 Sienna

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed
  Added Jun 2023 • 58 Fuel-ups

  Property of daxhwang

• 15.8 Avg MPG

• Toyota Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Sep 2016 • 486 Fuel-ups

  Property of willbo_shaggins

• 18.0 Avg MPG

• Blue Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jul 2021 • 279 Fuel-ups

  Property of joyfullservice

• 22.9 Avg MPG

• My Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Jun 2024 • 57 Fuel-ups

  Property of FaultyWood

• 16.5 Avg MPG

• Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added May 2019 • 115 Fuel-ups

  Property of backwards1

• 18.3 Avg MPG

• XL20 Bertha 2

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jan 2025 • 407 Fuel-ups

  Property of two30grain

• 19.3 Avg MPG

• Nessy

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Feb 2025 • 7 Fuel-ups

  Property of retswerb

• 17.8 Avg MPG

• Toyota Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Mar 2015 • 754 Fuel-ups

  Property of Swoosher76

• 20.7 Avg MPG

• Minivan

  2008 Toyota Sienna CE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added May 2018 • 123 Fuel-ups

  Property of sosap23

• 23.3 Avg MPG

• My Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Jul 2018 • 235 Fuel-ups

  Property of tahoepoohs

• 21.4 Avg MPG

• Jackie

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Dec 2021 • 159 Fuel-ups

  Property of lka1988

• 16.1 Avg MPG

• Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Mar 2023 • 119 Fuel-ups

  Property of HooptieRacer

• 15.8 Avg MPG

• Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Mar 2018 • 192 Fuel-ups

  Property of dgfuellyrm

• 16.1 Avg MPG

• 2008 Sienna

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Sep 2017 • 410 Fuel-ups

  Property of kwilcox

• 23.3 Avg MPG

• 08 Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Apr 2022 • 122 Fuel-ups

  Property of denkerb

• 23.7 Avg MPG

• Toyota Sienna Ce

  2008 Toyota Sienna CE 3.5L V6 GAS Automatic 5 Speed
  Added Mar 2021 • 403 Fuel-ups

  Property of Remoob

• 21.7 Avg MPG

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