Whoop

I used the Fitbit Air for two weeks to see if it’s truly a Whoop killer

· By Endurance Wire

Rick Stella/CNN Underscored What's in this guide What we liked about it What we didn’t like about it How it compares Bottom line FAQs Why trust CNN Underscored Before I unpackaged my review sample of the Google Fitbit Air, all I’d read online was how this new wearable was about to give Whoop some serious competition. After wearing it 24/7 for two weeks, I can safely say that those early headlines were spot-on. But I refrain from calling it a legit Whoop killer, even though it comes quite close.

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