For the greater part of this past summer, I wore six smart rings at once. I wanted to see which was best, and the Oura Ring Gen 3 was the clear winner. Well, it’s been about two weeks since my experiment ended, and there’s now a new winner: the Oura Ring 4.

The actual Oura Ring is only half of the Oura experience. The companion app, which underwent it's biggest refresh in years as of October 2024, is your dashboard for all the information your ring and behaviors can imply about your health. It costs $5.99 / £5.99 per month or $72 / £72 per year, which is important to know up front.

The arrival of the Oura Ring 4 has long been rumoured. Not least because its predecessor, the Oura Ring Gen 3, has been out for years. It seemed the company wasn’t in a rush to update its hardware; after all,

It’s been three years since the third-generation Oura ring first put smart rings on the map. In that time, I’ve tested several different wearable rings, all hoping to outshine

The Oura Ring 4 is great, but if you've already got an Oura Ring Gen 3, you're probably safe to sit this upgrade out