One of the flagship additions to the AirPods Pro 3 was a built-in heart-rate sensor, which allows users to track more than 50 workout types. But how accurate is it?
Source: [9to5Mac](https://9to5mac.com/2026/06/24/heres-how-the-airpods-heart-rate-sensor-fares-against-apple-watch-and-other-wearables/)