Toyota Sienna Engine Specifications
The 2026 Toyota Sienna is offered with 2.5L–3.5L engines in 4 and 6-cylinder form, per EPA fuel-economy records.
Latest model year (2026):
The Toyota Sienna is available with 4 2.5L and Automatic (AV-S6) (Front-Wheel Drive).
Toyota Sienna Engine Specs — All Years
| Year | Trim | Cylinders | Displ. | Transmission | Drive | Fuel Type | Vehicle Class |
|---|---|---|---|---|---|---|---|
| 2026 | Auto (AV-S6), 4 cyl, 2.5 L | 4 | 2.5L | Automatic (AV-S6) | Front-Wheel Drive | Regular Gasoline | Minivan - 2WD |
| 2026 | Auto (AV-S6), 4 cyl, 2.5 L | 4 | 2.5L | Automatic (AV-S6) | All-Wheel Drive | Regular Gasoline | Minivan - 4WD |
| 2025 | Auto (AV-S6), 4 cyl, 2.5 L | 4 | 2.5L | Automatic (AV-S6) | Front-Wheel Drive | Regular Gasoline | Minivan - 2WD |
| 2025 | Auto (AV-S6), 4 cyl, 2.5 L | 4 | 2.5L | Automatic (AV-S6) | All-Wheel Drive | Regular Gasoline | Minivan - 4WD |
| 2024 | Auto (AV-S6), 4 cyl, 2.5 L | 4 | 2.5L | Automatic (AV-S6) | Front-Wheel Drive | Regular Gasoline | Minivan - 2WD |
| 2024 | Auto (AV-S6), 4 cyl, 2.5 L | 4 | 2.5L | Automatic (AV-S6) | All-Wheel Drive | Regular Gasoline | Minivan - 4WD |
| 2023 | Auto (AV-S6), 4 cyl, 2.5 L | 4 | 2.5L | Automatic (AV-S6) | Front-Wheel Drive | Regular Gasoline | Minivan - 2WD |
| 2023 | Auto (AV-S6), 4 cyl, 2.5 L | 4 | 2.5L | Automatic (AV-S6) | All-Wheel Drive | Regular Gasoline | Minivan - 4WD |
| 2022 | Auto (AV-S6), 4 cyl, 2.5 L | 4 | 2.5L | Automatic (AV-S6) | Front-Wheel Drive | Regular Gasoline | Minivan - 2WD |
| 2022 | Auto (AV-S6), 4 cyl, 2.5 L | 4 | 2.5L | Automatic (AV-S6) | All-Wheel Drive | Regular Gasoline | Minivan - 4WD |
| 2021 | Auto (AV-S6), 4 cyl, 2.5 L | 4 | 2.5L | Automatic (AV-S6) | All-Wheel Drive | Regular Gasoline | Minivan - 4WD |
| 2021 | Auto (AV-S6), 4 cyl, 2.5 L | 4 | 2.5L | Automatic (AV-S6) | Front-Wheel Drive | Regular Gasoline | Minivan - 2WD |
| 2020 | Auto (S8), 6 cyl, 3.5 L | 6 | 3.5L | Automatic (S8) | Front-Wheel Drive | Regular Gasoline | Minivan - 2WD |
| 2020 | Auto (S8), 6 cyl, 3.5 L | 6 | 3.5L | Automatic (S8) | All-Wheel Drive | Regular Gasoline | Minivan - 4WD |
| 2019 | Auto (S8), 6 cyl, 3.5 L | 6 | 3.5L | Automatic (S8) | Front-Wheel Drive | Regular Gasoline | Minivan - 2WD |
| 2019 | Auto (S8), 6 cyl, 3.5 L | 6 | 3.5L | Automatic (S8) | All-Wheel Drive | Regular Gasoline | Minivan - 4WD |
| 2018 | Auto (S8), 6 cyl, 3.5 L | 6 | 3.5L | Automatic (S8) | Front-Wheel Drive | Regular Gasoline | Minivan - 2WD |
| 2018 | Auto (S8), 6 cyl, 3.5 L | 6 | 3.5L | Automatic (S8) | All-Wheel Drive | Regular Gasoline | Minivan - 4WD |
| 2017 | Auto (S8), 6 cyl, 3.5 L | 6 | 3.5L | Automatic (S8) | Front-Wheel Drive | Regular Gasoline | Minivan - 2WD |
| 2017 | Auto (S8), 6 cyl, 3.5 L | 6 | 3.5L | Automatic (S8) | All-Wheel Drive | Regular Gasoline | Minivan - 4WD |
| 2016 | Auto (S6), 6 cyl, 3.5 L | 6 | 3.5L | Automatic (S6) | Front-Wheel Drive | Regular Gasoline | Minivan - 2WD |
| 2016 | Auto (S6), 6 cyl, 3.5 L | 6 | 3.5L | Automatic (S6) | All-Wheel Drive | Regular Gasoline | Minivan - 4WD |
| 2015 | Auto (S6), 6 cyl, 3.5 L | 6 | 3.5L | Automatic (S6) | Front-Wheel Drive | Regular Gasoline | Minivan - 2WD |
| 2015 | Auto (S6), 6 cyl, 3.5 L | 6 | 3.5L | Automatic (S6) | All-Wheel Drive | Regular Gasoline | Minivan - 4WD |
Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.
Toyota Sienna Engine Specs FAQ
What engine does the Toyota Sienna have?
The Toyota Sienna is available with 4 cylinder engines ranging up to 2.5L. Transmission and drivetrain options vary by trim. See the full table above.
Is the Toyota Sienna available with all-wheel drive?
Yes, the Toyota Sienna is available with all-wheel drive. Check the "Drive" column in the table above for specific trims.