Based on data from 193 vehicles, 23,655 fuel-ups and 6,287,552 miles of driving, the 2008 Toyota Sienna gets a combined Avg MPG of 19.20 with a 0.05 MPG margin of error.

Any Engine Type 3.5L V6 GAS (173) V6 GAS (18) Any Body Style Mini Passenger Van (63) Any Submodel Limited (14) CE (32) XLE (43) LE (86) Other (18)

Below you can see a distribution of the fuel-ups with 763 outliers (3.12%) removed.

Following shows the average MPG of each of the 193 vehicles in the system.

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• Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Mar 2023 • 107 Fuel-ups

  Property of HooptieRacer

• 15.8 Avg MPG

• Vanita (Small Van)

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Apr 2021 • 268 Fuel-ups

  Property of nitagarner

• 19.6 Avg MPG

• My Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Jan 2025 • 36 Fuel-ups

  Property of jcrosara

• 15.8 Avg MPG

• The Bus

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jul 2022 • 79 Fuel-ups

  Property of ManDeer

• 22.5 Avg MPG

• Jackie

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Dec 2021 • 156 Fuel-ups

  Property of lka1988

• 16.1 Avg MPG

• Toyota Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Sep 2016 • 475 Fuel-ups

  Property of willbo_shaggins

• 17.9 Avg MPG

• My Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Jun 2024 • 52 Fuel-ups

  Property of FaultyWood

• 16.5 Avg MPG

• Toyota Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Mar 2015 • 741 Fuel-ups

  Property of Swoosher76

• 20.7 Avg MPG

• My Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added May 2022 • 69 Fuel-ups

  Property of Indnbsktbll07

• 17.2 Avg MPG

• Sienna

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed
  Added Aug 2022 • 261 Fuel-ups

  Property of kopplcw

• 16.4 Avg MPG

• Sienna

  2008 Toyota Sienna CE 3.5L V6 GAS Automatic 5 Speed
  Added Feb 2020 • 268 Fuel-ups

  Property of homeboy475

• 19.7 Avg MPG

• Van

  2008 Toyota Sienna Limited 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jan 2020 • 130 Fuel-ups

  Property of clint9857

• 38.4 Avg MPG

• My Sienna

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed
  Added Apr 2023 • 42 Fuel-ups

  Property of granulator

• 23.2 Avg MPG

• 2008 Toyota Sienna AWD Limited

  2008 Toyota Sienna Limited 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jul 2019 • 87 Fuel-ups

  Property of Hibernate

• 15.5 Avg MPG

• Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added May 2019 • 110 Fuel-ups

  Property of backwards1

• 18.3 Avg MPG

• Blue Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jul 2021 • 273 Fuel-ups

  Property of joyfullservice

• 22.9 Avg MPG

• 2008 Sienna XLE

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed
  Added Mar 2021 • 175 Fuel-ups

  Property of Bg357

• 20.8 Avg MPG

• Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Mar 2018 • 189 Fuel-ups

  Property of dgfuellyrm

• 16.1 Avg MPG

• Minivan

  2008 Toyota Sienna CE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added May 2018 • 119 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 • 229 Fuel-ups

  Property of tahoepoohs

• 21.4 Avg MPG

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