Honda Odyssey vs Toyota Sienna

Head-to-head reliability comparison from 26,688real NHTSA consumer complaints. Year-by-year breakdown, shared problems, crash & fire rates.

★Toyota Sienna wins·1–3
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Which is more reliable, Honda Odyssey or Toyota Sienna?

Verdict from 26,688 NHTSA complaints

Toyota Sienna wins this comparison overall. Toyota Sienna comes out ahead on 3 of 4 reliability metrics — including a 11% lower complaint rate. The Honda Odyssey edges ahead on crash-involvement rate.

Head-to-Head Metrics

Lower is better on every metric. Bar length = relative magnitude. ✓ = winner.

Complaints per 1K vehiclesLower is better
Honda Odyssey187.3/1K
✓Toyota Sienna168.4/1K

Toyota Sienna wins by 11%

Crash-involvement rateLower is better
✓Honda Odyssey3.9%
Toyota Sienna5.2%

Honda Odyssey wins by 33%

Fire-involvement rateLower is better
Honda Odyssey1.20%
✓Toyota Sienna1.10%

Toyota Sienna wins by 9%

Overall severity scoreLower is better
Honda Odyssey3333.8
✓Toyota Sienna121.1

Toyota Sienna wins by 2652%

Total complaints
Odyssey15,905
Sienna10,783
US units sold
Odyssey—
Sienna1,813,845
Injuries
Odyssey849
Sienna838
Fatalities
Odyssey22
Sienna11

NHTSA Crash Test Ratings

Official NCAP star ratings — government crash test data. Most recent rated model year.

★Top Safety Pick

Honda Odyssey

2025 model year
OverallEXCELLENT
5 / 5
Frontal — Driver
Frontal — Passenger
Side — Driver
Side — Passenger
Side Pole
Rollover

Toyota Sienna

2020 model year
OverallEXCELLENT
5 / 5
Frontal — Driver
Frontal — Passenger
Side — Driver
Side — Passenger
Side Pole
Rollover

Source: NHTSA New Car Assessment Program (NCAP). Lower star = higher injury risk in that crash type.

Complaint Volume — Year by Year

Sales-volume data not available for both models — showing raw complaint counts. Higher-volume models will appear higher even when reliability is comparable.

Most Reported Problems

Top component complaints for each model. Identical bar lengths = both have the same recurring issue.

Year-by-Year Head-to-Head

Raw complaint counts. Without sales figures for both models these can't say which is more reliable, so no year is scored.

YearHonda OdysseyToyota SiennaBetter
1996883—
1997242—
199889352—
1999664250—
2000785459—
2001721238—
20021,117225—
20031,092124—
20047152,588—
20051,0461,418—
20068761,284—
20071,036448—
2008614570—
2009243270—
2010338226—
2011291809—
2012321331—
2013274223—
2014402206—
2015260284—
201633398—
201745191—
20181,48884—
20191,40558—
202076342—

Frequently Asked Questions

Honda Odyssey vs Toyota Sienna — the most common buyer questions, answered from NHTSA data.

Which is more reliable, the Honda Odyssey or the Toyota Sienna?

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Toyota Sienna wins this comparison overall. Toyota Sienna comes out ahead on 3 of 4 reliability metrics — including a 11% lower complaint rate. The Honda Odyssey edges ahead on crash-involvement rate. Source: NHTSA Office of Defects Investigation via VinItel.

Should I buy a Honda Odyssey or a Toyota Sienna?

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On reliability data alone, the Toyota Sienna is the safer bet — but the actual condition of the specific car matters far more than the model average. Check the VIN of any vehicle you're considering for accident history, title issues, and odometer rollbacks.

What problems do the Honda Odyssey and Toyota Sienna share?

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Top complaints for the Honda Odyssey: Automatic Transmission, Transmission / Drivetrain, Electrical Faults. Top complaints for the Toyota Sienna: Body Structure, Structure:Body:Door, Airbags. Source: NHTSA via VinItel.

Which has fewer NHTSA complaints, the Honda Odyssey or the Toyota Sienna?

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Across all model years, the Honda Odyssey has 15,905 NHTSA complaints and the Toyota Sienna has 10,783. Normalized for sales volume (complaints per 10,000 vehicles sold), the Toyota Sienna has the lower complaint rate. Raw counts can mislead — a 2× more popular model will naturally collect 2× more complaints. Detailed normalized comparison: vinitel.com/stats/nhtsa-complaints/compare/honda/odyssey/vs/toyota/sienna

Which is safer in a crash, the Honda Odyssey or the Toyota Sienna?

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Crash-involvement rate from NHTSA complaints: Honda Odyssey 3.9% vs Toyota Sienna 5.2% — the Honda Odyssey has the lower crash rate. NHTSA NCAP star ratings (frontal, side, rollover) for both models are also shown on the comparison page. Note: the per-VIN history matters more than the model average — a salvage-title car of any model carries higher crash exposure than the median.

Does the Honda Odyssey or the Toyota Sienna have more fires?

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Fire-involvement rate based on NHTSA complaints: Honda Odyssey 1.20% vs Toyota Sienna 1.10%. The Toyota Sienna has the lower reported fire rate. Fire complaints are a relatively rare but important safety signal — they often correlate with electrical-system or fuel-system defects. Check specific recall campaigns at vinitel.com/stats/nhtsa-complaints/honda/odyssey and vinitel.com/stats/nhtsa-complaints/toyota/sienna

What years of the Honda Odyssey are worse than the Toyota Sienna?

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The comparison page renders a year-by-year head-to-head table — for each model year (where both models have data), it shows complaint count or per-10K rate side by side and marks which model fares better that year. Buyers cross-shopping a specific model year should always check the year-level VinItel pages: vinitel.com/stats/nhtsa-complaints/honda/odyssey/{year} and vinitel.com/stats/nhtsa-complaints/toyota/sienna/{year}.

Where does this Honda Odyssey vs Toyota Sienna comparison data come from?

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All complaint, crash, fire, and fatality data comes from the NHTSA Office of Defects Investigation (ODI) consumer-complaint database — the same source insurance regulators and the federal government use. NCAP star ratings come from NHTSA's New Car Assessment Program crash tests. Sales-volume normalization (per 10K sold) uses US annual vehicle sales. Data refreshes every 6 hours. Source: NHTSA via VinItel.

Other head-to-head matchups buyers cross-shopping the Odyssey or Sienna also look at:

Comparison data refreshed 2026-11-04 from NHTSA Office of Defects Investigation.·Source: NHTSA ODI

Picked your model? Now check the actual VIN.

A model average can't see the car you're buying.

Even the Toyota Sienna has cars with hidden accidents, salvage titles, and odometer rollbacks. Check the VIN before you buy — full report $8.99 (vs. Carfax $44.99).