2026 Toyota Sienna Specs: MPG, Gas Mileage, Engine Size & Dimensions
Toyota Sienna maintenance schedule by model year
Verified year-by-year intervals for 2021–2021 are listed on the Toyota Sienna maintenance schedule, where you can switch model year in the table.
2026 Toyota Sienna Specs at a Glance
The 2026 Toyota Sienna gets 36 mpg combined on the 2.5L Front-Wheel Drive configuration, tows up to 3,500 lbs, weighs 4,740 lbs, measures 203.5 in long. Figures are per configuration, not a single official number — other trims rate as low as 35 mpg combined. Every figure below comes from EPA, NHTSA, or manufacturer published data — no estimates.
- Combined MPG
- 36 mpg (36 city / 36 hwy)
- Best configuration: 2.5L · Front-Wheel Drive · Automatic (AV-S6) · other 2026 trims rate 35–36 mpg combined
- Engine
- 2.5L 4-cyl
- 2.5L · Front-Wheel Drive · Automatic (AV-S6)
- Max towing
- 3,500 lbs
- Maximum when properly equipped
- Curb weight
- 4,740 lbs
- Heaviest recorded configuration: SIENNA MINIVAN AWD
- Length
- 203.5 in · 78.3 in wide · 69.7 in tall
- Wheelbase
- 120.5 in
- Fuel tank
- 18 gal
- NHTSA overall
- 5-star (2017)
2026 Toyota Sienna trims and MPG
| Trim | Engine | Trans | Drive | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | Front-Wheel Drive | 36 | 36 | 36 |
| Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | All-Wheel Drive | 35 | 36 | 35 |
Detailed Specifications
MPG & Fuel Economy
MPG for every year and trim
View details →Engine Specifications
Engine Specs for every year and trim
View details →Annual Fuel Cost
Fuel Cost for every year and trim
View details →Transmission Specifications
Transmission for every year and trim
View details →Drivetrain & Drive Type
Drivetrain for every year and trim
View details →Vehicle Class & EPA Size Category
Vehicle Class for every year and trim
View details →Maintenance Schedule & Service Intervals
Maintenance for every year and trim
View details →Towing Capacity
Towing for every year and trim
View details →Fuel Tank Capacity
Gas Tank for every year and trim
View details →Dimensions & Size
Dimensions for every year and trim
View details →Curb Weight
Curb Weight for every year and trim
View details →NHTSA Safety Ratings
Safety for every year and trim
View details →Toyota Sienna Generations
Grouped by year ranges where the engine lineup, drivetrain options, and EPA class stay consistent — a derived approximation of the factory generations, not a manufacturer-published list.
| Years | Variants | Engines | Drive | Class | Best MPG |
|---|---|---|---|---|---|
| 2021–2026 | 12 | 2.5L | All-Wheel Drive, Front-Wheel Drive | Minivan - 2WD, Minivan - 4WD | 36 |
| 2015–2020 | 12 | 3.5L | All-Wheel Drive, Front-Wheel Drive | Minivan - 2WD, Minivan - 4WD | 22 |
Toyota Sienna — All Years Overview
| Year | Trim | Engine | Trans | Drive | City | Hwy | Combined | Fuel |
|---|---|---|---|---|---|---|---|---|
| 2026 | Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | Front-Wheel Drive | 36 | 36 | 36 | Regular Gasoline |
| 2026 | Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | All-Wheel Drive | 35 | 36 | 35 | Regular Gasoline |
| 2025 | Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | Front-Wheel Drive | 36 | 36 | 36 | Regular Gasoline |
| 2025 | Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | All-Wheel Drive | 34 | 36 | 35 | Regular Gasoline |
| 2024 | Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | Front-Wheel Drive | 36 | 36 | 36 | Regular Gasoline |
| 2024 | Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | All-Wheel Drive | 35 | 36 | 35 | Regular Gasoline |
| 2023 | Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | Front-Wheel Drive | 36 | 36 | 36 | Regular Gasoline |
| 2023 | Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | All-Wheel Drive | 35 | 36 | 35 | Regular Gasoline |
| 2022 | Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | Front-Wheel Drive | 36 | 36 | 36 | Regular Gasoline |
| 2022 | Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | All-Wheel Drive | 35 | 36 | 35 | Regular Gasoline |
| 2021 | Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | All-Wheel Drive | 35 | 36 | 35 | Regular Gasoline |
| 2021 | Auto (AV-S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AV-S6) | Front-Wheel Drive | 36 | 36 | 36 | Regular Gasoline |
| 2020 | Auto (S8), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S8) | Front-Wheel Drive | 19 | 26 | 21 | Regular Gasoline |
| 2020 | Auto (S8), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S8) | All-Wheel Drive | 18 | 24 | 20 | Regular Gasoline |
| 2019 | Auto (S8), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S8) | Front-Wheel Drive | 19 | 27 | 22 | Regular Gasoline |
| 2019 | Auto (S8), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S8) | All-Wheel Drive | 18 | 24 | 20 | Regular Gasoline |
| 2018 | Auto (S8), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S8) | Front-Wheel Drive | 19 | 27 | 22 | Regular Gasoline |
| 2018 | Auto (S8), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S8) | All-Wheel Drive | 18 | 24 | 20 | Regular Gasoline |
| 2017 | Auto (S8), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S8) | Front-Wheel Drive | 19 | 27 | 22 | Regular Gasoline |
| 2017 | Auto (S8), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S8) | All-Wheel Drive | 18 | 24 | 20 | Regular Gasoline |
| 2016 | Auto (S6), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S6) | Front-Wheel Drive | 18 | 25 | 21 | Regular Gasoline |
| 2016 | Auto (S6), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S6) | All-Wheel Drive | 16 | 23 | 19 | Regular Gasoline |
| 2015 | Auto (S6), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S6) | Front-Wheel Drive | 18 | 25 | 21 | Regular Gasoline |
| 2015 | Auto (S6), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S6) | All-Wheel Drive | 16 | 23 | 19 | Regular Gasoline |
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All Toyota Sienna specifications
Toyota Sienna — Frequently Asked Questions
What is the fuel economy of the 2026 Toyota Sienna?
The Toyota Sienna is EPA-rated at up to 36 MPG combined (36 city / 36 highway).
What is the towing capacity of the 2026 Toyota Sienna?
When properly equipped, the Toyota Sienna tows up to 3,500 lbs (With Tow Package).
What engine does the 2026 Toyota Sienna have?
The Toyota Sienna uses a 2.5L 4-cylinder engine paired with an Automatic transmission.
What years of the Toyota Sienna are covered here?
This page documents 24 verified Toyota Sienna configurations across model years 2015–2026.
Which model year of the Toyota Sienna is the most fuel efficient?
The 2026 Toyota Sienna holds the highest combined rating at 36 MPG; the 2015 sits lowest at 21 MPG, a difference of 15 MPG (about 71%) across the 12 rated years on file.
How many engine options does the Toyota Sienna have?
The records list 2 distinct displacements for the Toyota Sienna — 2.5L, 3.5L — which is why combined MPG varies between trims of the same year.
Is the 2026 Toyota Sienna front-wheel drive or all-wheel drive?
The Toyota Sienna appears in 2 drivetrain layouts across the years documented here — Front-Wheel Drive, All-Wheel Drive — with the latest 2026 record on Front-Wheel Drive.