AirPods Can Measure Your Heart Rate, but Are They Accurate?

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I wore the AirPods Pro 3 for months before I remembered they could even track my heart rate.

I remember sitting in Apple's September keynote, when the company announced heart-rate tracking through your ears. Measuring the rate of your heartbeats from a pair of earbuds sounded futuristic, and the announcement drew one of the loudest rounds of applause of the keynote.

Then I got home and went right back to recording every workout with my Apple Watch.

There wasn't much reason to change. The Apple Watch Series 11 beat out every smartwatch I tested in our CNET Labs heart-rate comparisons against a Polar chest strap (designed explicitly to track heart rate), so I wasn't expecting a pair of earbuds to come anywhere close.

Spoiler: They did.

The Apple Watch Series 11 still takes the crown for heart rate accuracy, but if I'd included the AirPods Pro 3 in my previous...

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