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Cross-shopped · different DNA · Different vehicle types but commonly cross-shopped

2021 Kia Sedona vs 2021 Toyota Highlander

Reliability comparison based on NHTSA recall and complaint records.

Synced 2026-06-14 Source: NHTSA public records Reviewed by ASE-certified contributors
Quick verdict
2021 Kia Sedona and 2021 Toyota Highlander solve the same problem differently

Buyers cross-shop these two but they're built around different priorities. The 2021 Kia Sedona scores 4.5 on reliability data; the 2021 Toyota Highlander scores 3.5. Which one fits depends more on what you actually need from the vehicle than which one has a slightly higher score. We'll show you the data on both — your use case decides the rest.

2021 Kia Sedona

4.5/5
Reliability score
8 complaints
0 recalls (0 critical)
$0 repair exposure
vs

2021 Toyota Highlander

3.5/5
Reliability score
451 complaints
0 recalls (0 critical)
$11,550 repair exposure

Stories from the shop

Buyers cross-shop the 2021 Kia Sedona and the 2021 Toyota Highlander but they're solving slightly different problems. The reliability data tells you what breaks on each one. The right pick depends on which set of trade-offs fits your actual driving more than which score is higher.

Going with the 2021 Toyota Highlander? Watch the powertrain and brakes. The 2021 Kia Sedona has fewer reports in those categories, so you'd be trading one set of weak spots for another.

Bottom line: pick based on use case more than the spec sheet. If you tow heavy and don't want to think about it, that's one calculation. If you're a daily driver and want the cheapest path forward, that's another. Both of these will get you down the road. We're just telling you where each one is most likely to break.

— ProblemsByVin editorial team, drawing on the NHTSA data and shop experience.

Side-by-side by problem area

Category
2021 Kia Sedona
2021 Toyota Highlander
powertrain
No reports
170 reports
moderate · ~$2,500
brakes
No reports
47 reports
moderate · ~$450
body
No reports
39 reports
severe · ~$1,500
airbags
No reports
35 reports
severe · ~$1,100
electrical
No reports
20 reports
moderate · ~$850
engine
No reports
15 reports
moderate · ~$3,100
visibility
No reports
13 reports
severe · ~$350
steering
No reports
8 reports
severe · ~$700

Common questions

Which is more reliable, the 2021 Kia Sedona or the 2021 Toyota Highlander?

Based on the NHTSA data we track, the 2021 Kia Sedona comes out ahead with a reliability score of 4.5 versus 3.5. The margin is clear, so the verdict could shift if you weight specific categories differently or factor in your own use case.

What goes wrong more often on the 2021 Kia Sedona?

On the categories we tracked, the 2021 Kia Sedona doesn't show meaningfully more complaints than the 2021 Toyota Highlander. Both have similar issue patterns.

What goes wrong more often on the 2021 Toyota Highlander?

Compared to the 2021 Kia Sedona, the 2021 Toyota Highlander has more complaints in powertrain and brakes. Whether that's a deal-breaker depends on the cost and severity — see the comparison table above for repair cost ranges.

Which has more recalls?

Both vehicles have 0 active recalls. Total recall count alone isn't a great signal — what matters is severity. See the recall counts by severity in the comparison table.

Is an extended warranty worth it on either of these?

Both vehicles are out of factory bumper-to-bumper coverage at this point. Combined repair exposure across the top problem categories runs around $11,550 on the higher-risk vehicle. A quality service contract typically costs $1,800–3,500 over 3 years, so a single major failure usually pays for the contract. The math favors warranty coverage on whichever vehicle you choose, especially if you plan to keep it past 100,000 miles.

Related comparisons

Reliability scores, complaint counts, and severity ratings derived from the NHTSA public records database. Verify each vehicle's federal record: 2021 Kia Sedona on NHTSA · 2021 Toyota Highlander on NHTSA. "Repair exposure" is the sum of average independent-shop repair costs across each vehicle's tracked problem categories and is intended as a relative comparison, not an exact prediction. Editorial commentary written by ProblemsByVin contributors and reviewed by ASE-certified mechanics. Some links on this page are affiliate links.
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