Honda Odyssey vs Toyota Sienna
This page compares the Honda Odyssey and the Toyota Sienna across the 17 model years both appear in our data (2010–2026). Both are classed as Van/Minivan on this site. On its most efficient configuration the Toyota Sienna averages about 31 mpg (UK) against 26 mpg for the Honda Odyssey. NHTSA lists fewer recall campaigns per model year for the Toyota Sienna (6.8 against 8.0), though campaign counts depend on how long each model has been on sale and how many variants share a campaign.
Head-to-Head: 2010–2026
| Measure | Honda Odyssey | Toyota Sienna |
|---|---|---|
| Average best-configuration economy (mpg, UK) | 26 | 31 |
| Average CO₂ (g/km) | 251 | 225 |
| Average estimated annual fuel cost (US EPA) | $3,088 | $2,718 |
| Model years rated 5★ overall by NHTSA | 16 of 16 | 13 of 16 |
| Average recall campaigns per model year | 8.0 | 6.8 |
| Average owner complaints per model year | 346 | 158 |
| Engine options across these years | 1 | 3 |
Year by Year
| Year | Honda Odyssey MPG (UK) | NHTSA | Recalls | Complaints | Toyota Sienna MPG (UK) | NHTSA | Recalls | Complaints |
|---|---|---|---|---|---|---|---|---|
| 2010 | 22 | — | 2 | 255 | 23 | — | 8 | 172 |
| 2011 | 26 | 5★ | 5 | 234 | 25 | 4★ | 14 | 614 |
| 2012 | 26 | 5★ | 5 | 245 | 25 | 4★ | 9 | 247 |
| 2013 | 26 | 5★ | 6 | 210 | 25 | 4★ | 6 | 183 |
| 2014 | 26 | 5★ | 5 | 308 | 25 | 5★ | 6 | 163 |
| 2015 | 26 | 5★ | 6 | 206 | 25 | 5★ | 6 | 232 |
| 2016 | 26 | 5★ | 6 | 270 | 25 | 5★ | 5 | 76 |
| 2017 | 26 | 5★ | 2 | 39 | 26 | 5★ | 10 | 154 |
| 2018 | 26 | 5★ | 16 | 993 | 26 | 5★ | 7 | 72 |
| 2019 | 26 | 5★ | 20 | 977 | 26 | 5★ | 7 | 45 |
| 2020 | 26 | 5★ | 14 | 478 | 25 | 5★ | 2 | 38 |
| 2021 | 26 | 5★ | 8 | 143 | 43 | 5★ | 4 | 43 |
| 2022 | 26 | 5★ | 9 | 136 | 43 | 5★ | 4 | 15 |
| 2023 | 26 | 5★ | 5 | 100 | 43 | 5★ | 2 | 66 |
| 2024 | 26 | 5★ | 3 | 112 | 43 | 5★ | 3 | 66 |
| 2025 | 26 | 5★ | 2 | 398 | 43 | 5★ | 5 | 267 |
| 2026 | 26 | 5★ | 0 | 41 | 43 | 5★ | — | — |
MPG is each model year's most efficient configuration (US EPA, converted to UK mpg). Recalls and complaints are NHTSA counts as of 6 October 2026; complaints are unverified owner reports and rise with sales volume. See each model's full history: Honda Odyssey · Toyota Sienna.
Frequently Asked Questions
Which is more fuel-efficient, the Honda Odyssey or the Toyota Sienna?
On its most efficient configuration the Toyota Sienna averages about 31 mpg (UK) against 26 mpg for the Honda Odyssey. Figures are the US EPA combined result converted to UK mpg, averaged over the shared model years; individual engines and years differ, so check the year pages for the exact car.
Which has better NHTSA safety ratings?
The Honda Odyssey has 16 of 16 model years rated 5★ overall in these years and the Toyota Sienna has 13 of 16. NHTSA ratings are only comparable between vehicles of similar size and weight, and the test criteria have changed over time.
Which has more recalls and owner complaints?
Per model year, the Honda Odyssey averages 8.0 recall campaigns and 346 owner complaints; the Toyota Sienna averages 6.8 and 158. Complaint counts are unverified owner reports and rise with sales volume, so use them as a pointer for what to inspect, not as a reliability ranking.
Where do these comparison figures come from?
Fuel economy, CO₂ and interior volume come from the US EPA's fueleconomy.gov data; ratings, recalls and complaints come from NHTSA. Only model years where both cars have data are compared.
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