Based on data from 92 vehicles, 8,392 fuel-ups and 2,362,154 miles of driving, the 2018 Toyota Sienna gets a combined Avg MPG of 20.47 with a 0.09 MPG margin of error.

Any Engine Type 3.5L V6 GAS (88) Any Body Style Mini Passenger Van (42) Any Submodel Base (1) L (1) SE Premium (3) Limited (5) SE (7) Limited Premium (9) XLE Premium (12) LE (14) XLE (40)

Below you can see a distribution of the fuel-ups with 269 outliers (3.11%) removed.

Following shows the average MPG of each of the 92 vehicles in the system.

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• Toyota Sienna

  2018 Toyota Sienna LE 3,5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Aug 2024 • 8 Fuel-ups

  Property of lessthanmore

• 22.6 Avg MPG

• 1 Sienna

  2018 Toyota Sienna Limited 3.5L V6 GAS Automatic 8 Speed
  Added Jul 2018 • 312 Fuel-ups

  Property of Isophetry

• 16.8 Avg MPG

• My Sienna

  2018 Toyota Sienna XLE Premium 3.5L V6 GAS Automatic 8 Speed
  Added May 2020 • 342 Fuel-ups

  Property of AliciaC82

• 19.2 Avg MPG

• Toyota Sienna

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Apr 2024 • 33 Fuel-ups

  Property of willfull04

• 21.5 Avg MPG

• 2018 Sienna

  2018 Toyota Sienna XLE Premium 3.5L V6 GAS Automatic 8 Speed
  Added Oct 2019 • 467 Fuel-ups

  Property of brengamgee

• 18.3 Avg MPG

• Deb Sienna

  2018 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed
  Added Nov 2023 • 36 Fuel-ups

  Property of DSRandolph53

• 21.2 Avg MPG

• My Sienna

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Apr 2018 • 177 Fuel-ups

  Property of mattspits

• 21.9 Avg MPG

• My Sienna

  2018 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed
  Added Feb 2024 • 18 Fuel-ups

  Property of ryu3000

• 21.3 Avg MPG

• Sienna

  2018 Toyota Sienna XLE Premium 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added May 2023 • 40 Fuel-ups

  Property of servion

• 14.6 Avg MPG

• Toyota Sienna

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Dec 2023 • 93 Fuel-ups

  Property of Ssolanyk1

• 23.8 Avg MPG

• 2018 Sienna XLE

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Dec 2019 • 178 Fuel-ups

  Property of jswitze

• 21.1 Avg MPG

• TOYOTA Sienna

  2018 Toyota Sienna SE Premium 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Jun 2021 • 169 Fuel-ups

  Property of raymond0505

• 22.3 Avg MPG

• 2018 Red Sienna LE FWD

  2018 Toyota Sienna LE 3.5L V6 GAS Automatic 8 Speed
  Added Feb 2021 • 229 Fuel-ups

  Property of rugbymarine

• 23.5 Avg MPG

• #Sienna nuevo

  2018 Toyota Sienna XLE Premium 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Nov 2018 • 148 Fuel-ups

  Property of Jetera

• 19.3 Avg MPG

• Toyota Sienna

  2018 Toyota Sienna XLE Premium 3.5L V6 GAS Automatic 8 Speed Mini Passenger Van
  Added Jan 2025 • 11 Fuel-ups

  Property of Darkcar

• 20.7 Avg MPG

• My Sienna

  2018 Toyota Sienna SE 3.5L V6 GAS Automatic 8 Speed
  Added Feb 2020 • 270 Fuel-ups

  Property of mindiwalters

• 21.4 Avg MPG

• My Sienna

  2018 Toyota Sienna Limited Premium 3.5L V6 GAS Automatic 8 Speed
  Added Jun 2020 • 234 Fuel-ups

  Property of liangchihao

• 18.9 Avg MPG

• My Sienna

  2018 Toyota Sienna XLE Premium 3.5L V6 GAS Automatic 8 Speed
  Added Apr 2021 • 93 Fuel-ups

  Property of opjar01

• 24.8 Avg MPG

• My Sienna

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Jun 2018 • 545 Fuel-ups

  Property of brokethru

• 23.1 Avg MPG

• Sienna XLE 2018

  2018 Toyota Sienna XLE 3.5L V6 GAS Automatic 8 Speed
  Added Nov 2020 • 109 Fuel-ups

  Property of bigdadofsix

• 22.0 Avg MPG

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