Based on data from 202 vehicles, 25,044 fuel-ups and 6,637,303 miles of driving, the 2008 Toyota Sienna gets a combined Avg MPG of 19.19 with a 0.05 MPG margin of error.

Any Engine Type 3.5L V6 GAS (182) V6 GAS (18) Any Body Style Mini Passenger Van (68) Any Submodel Limited (14) CE (33) XLE (47) LE (90) Other (18)

Below you can see a distribution of the fuel-ups with 814 outliers (3.15%) removed.

Following shows the average MPG of each of the 202 vehicles in the system.

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• 2008 Sienna XLE AWD

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

  Property of Bg357

• 19.0 Avg MPG

• Toyota Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Mar 2015 • 850 Fuel-ups

  Property of Swoosher76

• 20.7 Avg MPG

• Toyota Sienna 2008

  2008 Toyota Sienna CE 3.5L V6 GAS Automatic 5 Speed
  Added May 2018 • 216 Fuel-ups

  Property of Jarvar

• 17.8 Avg MPG

• My Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added May 2022 • 94 Fuel-ups

  Property of Indnbsktbll07

• 17.1 Avg MPG

• Vanessa

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Jul 2017 • 211 Fuel-ups

  Property of thelangs5960

• 23.5 Avg MPG

• Van

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Mar 2017 • 343 Fuel-ups

  Property of joslynplatt

• 20.2 Avg MPG

• Toyota Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Jul 2022 • 112 Fuel-ups

  Property of pyekhine

• 16.4 Avg MPG

• Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Mar 2023 • 154 Fuel-ups

  Property of HooptieRacer

• 16.3 Avg MPG

• Sienna

  2008 Toyota Sienna CE 3.5L V6 GAS Automatic 5 Speed
  Added Feb 2020 • 323 Fuel-ups

  Property of homeboy475

• 19.7 Avg MPG

• Minivan

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Mar 2025 • 19 Fuel-ups

  Property of dogluvr108

• 25.8 Avg MPG

• Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Dec 2021 • 178 Fuel-ups

  Property of lka1988

• 16.2 Avg MPG

• Toyota

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Mar 2025 • 29 Fuel-ups

  Property of dmulder

• 18.2 Avg MPG

• The Bus

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jul 2022 • 105 Fuel-ups

  Property of ManDeer

• 22.3 Avg MPG

• My Sienna

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed
  Added Sep 2025 • 14 Fuel-ups

  Property of Alexyh10

• 15.9 Avg MPG

• Toyota Sienna

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Dec 2024 • 188 Fuel-ups

  Property of p40otis

• 21.7 Avg MPG

• Blue Bus

  2008 Toyota Sienna Limited 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jan 2019 • 669 Fuel-ups

  Property of GToll

• 16.4 Avg MPG

• Vanita (Small Van)

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Apr 2021 • 314 Fuel-ups

  Property of nitagarner

• 19.8 Avg MPG

• Minivan

  2008 Toyota Sienna CE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added May 2018 • 130 Fuel-ups

  Property of sosap23

• 23.3 Avg MPG

• 2008 Toyota Sienna AWD Limited

  2008 Toyota Sienna Limited 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jul 2019 • 96 Fuel-ups

  Property of Hibernate

• 15.5 Avg MPG

• Goblin Wagon

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Jan 2025 • 59 Fuel-ups

  Property of jcrosara

• 15.3 Avg MPG

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