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  "path": "/wellness/fitness-trackers/ive-worn-the-usd99-fitbit-air-and-usd349-oura-ring-4-to-track-my-sleep-for-a-week-and-the-results-are-closer-than-you-might-imagine",
  "publishedAt": "2026-05-26T13:00:00.000Z",
  "site": "https://www.tomsguide.com",
  "tags": [
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    "Wellness",
    "Smartwatches"
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  "textContent": "I've worn the Oura Ring 4 and Fitbit Air for a week; here are the similarities and differences in terms of sleep tracking.",
  "title": "I’ve worn the $99 Fitbit Air and $349 Oura Ring 4 to track my sleep for a week — here's the winner"
}