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Oral-B iO 9N

Small Appliance

Oral-B iO 9N

What is likely to break, when it happens, and how expensive it can be — from source-linked reports.

Reliability signal — · Insufficient data · data confidence Very Low

1 failure reports

Reliability summary

What is likely to go wrong, when it happens, and how expensive it can be — from source-linked failure reports.

Reliability signal

—

1 failure report · Insufficient data · Data confidence: Very Low

Need at least 5 failure-signal reports before showing an A–F grade.

Most common issue
Total failure after three months
Typical first failure
3 mo
Median of reports with timing
Median repair cost
—
Reported costs only
Highest reported repair
—
Not a guarantee

What breaks?

Failure types

Click a type in the reports section below to filter.

  • Total failure after three months1 · 100%

When does it break?

Failure timing

Months after purchase, using reports that included timing.

What does it cost?

Reported repair costs

Distribution of owner-reported repair costs — not a quote or guarantee.

No reported repair costs yet for this model.

Median months to failure

3

Failure reports

1

Median repair cost

—

Still recommend

0%

% repaired

100%

% mfr warranty

100%

% extended warranty

—

% support helpful

—

Use these reports as a risk signal, then check current listings before you buy.

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What breaks?

What breaks? · reports

Total failure after three months

Battery / electronics

3 months

Source-linkedVerify source — Coolblue review

Coolblue review by Fatma (original Dutch). After three months the toothbrush stopped working: first powered itself on and off, then the battery drained quickly, then it did nothing at all. Sent in for repair and waiting on diagnosis.

UnverifiedEvidence ★★★☆☆Mfr warranty
View report details

Months until failure

3 months

Repair cost

Not stated

Repaired

Yes

Manufacturer warranty

Yes

Extended warranty

Not stated

Support helpful

Not stated

Would recommend

No

AI extraction confidence

95%

Verification status

Unverified

Evidence quality

★★★☆☆ (3/5)

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