Based on data from 185 vehicles, 22,060 fuel-ups and 5,902,374 miles of driving, the 2008 Toyota Sienna gets a combined Avg MPG of 19.28 with a 0.05 MPG margin of error.

Any Engine Type 3.5L V6 GAS (165) V6 GAS (18) Any Body Style Mini Passenger Van (61) Any Submodel Limited (14) CE (30) XLE (42) LE (81) Other (18)

Below you can see a distribution of the fuel-ups with 978 outliers (4.25%) removed.

Following shows the average MPG of each of the 185 vehicles in the system.

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• 08 Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Oct 2017 • 443 Fuel-ups

  Property of drtfoot

• 20.0 Avg MPG

• 2008 Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Apr 2023 • 11 Fuel-ups

  Property of andyshank

• 21.8 Avg MPG

• Van

  2008 Toyota Sienna CE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Aug 2022 • 164 Fuel-ups

  Property of JoelB

• 20.8 Avg MPG

• Toyota Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Oct 2023 • 19 Fuel-ups

  Property of rolmena

• 19.7 Avg MPG

• Sienna

  2008 Toyota Sienna CE 3.5L V6 GAS Automatic 5 Speed
  Added Nov 2022 • 23 Fuel-ups

  Property of cthomas6273

• 23.0 Avg MPG

• Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Jun 2018 • 271 Fuel-ups

  Property of tigreshark

• 19.8 Avg MPG

• Sienna

  2008 Toyota Sienna Limited 3.5L V6 GAS Automatic 5 Speed
  Added Jul 2017 • 244 Fuel-ups

  Property of Trapav8r

• 18.7 Avg MPG

• Sienna 08

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Apr 2022 • 91 Fuel-ups

  Property of denkerb

• 22.8 Avg MPG

• My Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Jun 2023 • 29 Fuel-ups

  Property of Erh11717

• 23.4 Avg MPG

• David - Toyota Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Nov 2017 • 139 Fuel-ups

  Property of batman3298

• 22.9 Avg MPG

• Sienna

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added May 2017 • 161 Fuel-ups

  Property of massmark

• 15.6 Avg MPG

• Sienna

  2008 Toyota Sienna CE 3.5L V6 GAS Automatic 5 Speed
  Added Mar 2017 • 257 Fuel-ups

  Property of hiroono

• 19.0 Avg MPG

• 08 Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Aug 2016 • 461 Fuel-ups

  Property of trecho

• 21.8 Avg MPG

• Hi ho

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed
  Added Jun 2017 • 125 Fuel-ups

  Property of chuckbeckett

• 21.6 Avg MPG

• Terry's Toyota Sienna

  2008 Toyota Sienna CE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Apr 2018 • 446 Fuel-ups

  Property of Carassist

• 19.2 Avg MPG

• Sandy

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Oct 2020 • 138 Fuel-ups

  Property of tpalermo2

• 22.2 Avg MPG

• My Sienna

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed
  Added Jun 2023 • 6 Fuel-ups

  Property of josjam

• 18.4 Avg MPG

• Toyota Sienna LE V6

  2008 Toyota Sienna LE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Mar 2010 • 182 Fuel-ups

  Property of guyinnc

• 20.9 Avg MPG

• My Sienna

  2008 Toyota Sienna CE 3.5L V6 GAS Automatic 5 Speed
  Added May 2021 • 62 Fuel-ups

  Property of ckadams

• 21.7 Avg MPG

• Minivan

  2008 Toyota Sienna XLE 3.5L V6 GAS Automatic 5 Speed Mini Passenger Van
  Added Aug 2020 • 137 Fuel-ups

  Property of SlowDrizzle

• 19.3 Avg MPG

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