R02

Colmi

R02

39 positive 2 neutral 19 negative

Based on 60 Reddit mentions

$55.98

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Most discussed features

Sentiment summary across the product areas Reddit users mention most.

Reddit mentions

Original Reddit posts and comments behind this analysis.

Filtered by featureconnectivityClear feature

I bought the cheapest smart ring on AliExpress… and ended up reverse engineering the TK5

That is more useful than anything I had, thank you. The separate state machine explains something that has been bothering me for months: an interrupted bulk sync on my side does not fail cleanly, it comes back as a partial night attributed to the wrong day. I had a workaround for the symptom and no

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RateEmbarrassed6921 in r/SmartRings

August 3, 2026 12:19 PM

1

Least, expensive smart ring

I would like to know too, I am currently using the Colmi Rings R9. Tracks well but the app is not good deletes data and cannot change or add sleep and menstrual data.

Anaesidora in r/SmartRings

April 1, 2026 9:15 AM

1

Colmi R02 short review after a week

just remember qring doesn't log exercise to health connect which is a pain ..it only logs heart rate , steps and sleep ..total calories burned is useless ..if it logged exercise it'd be a half decent ring. also.Qring and colmi rings have a problem transferring rem sleep to health connect for some re

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ProperArrival7 in r/SmartRings

December 28, 2025 6:26 PM

1

Colmi R02 drena batería

TRANSLATION: Colmi R02 drains battery Good morning community, I recently bought a Colmi R02 ring and the battery lasts less than 24 hours with all health options turned off. I already went to warranty and they changed it but the problem persists with the new one. I have it connected to an iPhone 15.

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gomo-gomo in r/SmartRings

October 18, 2025 1:43 AM

1

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