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![karpathy Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::33836629.png) Andrej Karpathy [@karpathy](/creator/twitter/karpathy) on x 1.4M followers
Created: 2025-03-30 16:41:34 UTC

"Finding the Best Sleep Tracker"
Results of an experiment where I wore X sleep trackers every night for X months. TLDR Whoop >= Oura > 8Sleep >> Apple Watch + AutoSleep. Link simply right here instead of in a reply because ¯\(ツ)/¯


![](https://pbs.twimg.com/media/GnTYM0HWEAArgQt.jpg)

XXXXXXXXX engagements

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**Related Topics**
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[Post Link](https://x.com/karpathy/status/1906386327190257963)