Oura Ring 3 vs. Oura Ring 4: I’ve tested both and this is the model you should buy Posté par admin | Fév 23, 2026 | Techno | 0 | The Oura Ring 4 is one of the best wearables I’ve tested, but it’s not for everyone. Here’s how to decide between the latest model and the old. Aller à la source