2020 Honda Odyssey vs 2020 Toyota Sienna
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Sep 22, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2020 Honda Odyssey | 2020 Toyota Sienna |
|---|---|---|
| NHTSA complaints | 465 | 38 |
| Recall campaigns | 14 | 2 |
| Service bulletins (TSBs) | 197 | 153 |
| Investigations | 4 | 0 |
| Crash reports | 4 | 0 |
| Fire reports | 1 | 1 |
| NCAP overall rating | 5/5 | 5/5 |
| EPA MPG (combined) | 22 | 20–21 |
| Median reported incident mileage | 21,950 mi | — |
Reported problems side by side
| Component | Honda Odyssey | Toyota Sienna |
|---|---|---|
| Forward Collision Avoidance | 177 | 0 |
| Electrical System | 162 | 7 |
| Lane Departure | 124 | 0 |
| Engine | 66 | 6 |
| Structure | 30 | 4 |
| Fuel/propulsion System | 23 | 6 |
| Power Train | 16 | 8 |
| Back Over Prevention | 22 | 0 |
Symptoms owners describe
| Stalling | 35 | 0 |
| Water leaks | 11 | 0 |
| Won’t start | 8 | 0 |
| Hesitation / surging | 8 | 0 |
| Clunking / rattling | 7 | 0 |
| Overheating | 6 | 0 |
| Loss of power | 5 | 0 |
| Check engine light | 5 | 0 |
2020 Honda Odyssey
2020 Toyota Sienna
Compare all Honda Odyssey vs Toyota Sienna years →
Method. Complaints are unique NHTSA reports. A vehicle that sold more units will naturally accumulate more complaints — use shares and read the underlying reports before drawing conclusions.