Garmin's screenless fitness tracker just leaked and, if this price is accurate, the Fitbit Air won't be worried
… And if you throw in a $6.99 per month Garmin Connect+ membership , it gets even more pricey. Whoop, which arguably started the screenless trend, doesn't charge up front for the band, but users still need to pay between $199 and $359 a year for an active subscription. …