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Research devices

Wearable device database.

Every device in the ChatPPG research hub, from consumer watches and rings to chest straps, lab amplifiers and bedside monitors. Each record links to the datasets recorded with it, the papers and models that use those data, and published validation results.

  • 174 devices
  • 97 makers
  • 70 in public datasets
  • 11 with validation results
  • 66 with licensed photos

Looking for how a consumer brand's sensor works? See the wearable sensor guides. For head-to-head accuracy, see the accuracy leaderboards.

Device database

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174 devices

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Counts link to each device record. Papers include papers that use a dataset recorded with the device. Raw data shows the record's own field when stated, otherwise the number of linked public datasets that ship raw waveforms. Full exports (devices.csv and devices.json) are free for members. Sign in to download.

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CC BY 4.0ChatPPG compiled this data. You can copy, adapt and republish it, including in articles, slides, papers and AI tools, as long as you credit ChatPPG and link to this page. Please also cite the original studies for any number you use.

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Source: ChatPPG, Wearable device database, https://chatppg.com/research/devices (CC BY 4.0)

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Source: <a href="https://chatppg.com/research/devices">ChatPPG, Wearable device database</a> (<a href="https://creativecommons.org/licenses/by/4.0/" rel="license">CC BY 4.0</a>)