This year I've tested all the best sleep trackers and despite sitting in a highly competitive market alongside the likes of Apple, Whoop and Garmin, the Oura Ring 4 still sets the standard for sleep tracking and coaching. Right now, you can bag it for its lowest ever price with up to $150 off the Oura Ring 4 at Oura.

We rarely see a discount like this at Oura and have never seen the Ring 4 below $250 before, which is why I was so excited to spot this live Black Friday sleep deal. It cuts the cost of an Oura Ring 4 down to $249 from $349, which beats the previous lowest price of $296 that we saw around October Prime Day. I've sent the link to three friends already!

As the newest smart ring from Oura, the Oura Ring 4 is without doubt one of the best sleep trackers money can buy, with a ran

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