Oura Ring 4 Midnight

Description

The Oura Ring 4 delivers discreet and accurate wellness monitoring straight from your finger. Equipped with advanced multi-sensor Smart Sensing technology, it tracks continuous heart rate, heart rate variability, blood oxygen saturation, body temperature trends, daily activity, and sleep quality. Constructed from robust titanium with a refined finish, the ring offers up to 8 days of battery life and is water resistant up to 100 meters for round-the-clock wear. Inside the box is the Oura Ring 4, a dedicated USB-C charging dock, and a charging cable.

Pros & cons

• +Pro: Offers in-depth and highly accurate sleep, heart rate, and temperature tracking in an unobtrusive ring form factor.
• +Pro: Delivers an impressive battery life of up to eight days on a single charge.
• −Con: Requires an ongoing paid monthly or annual subscription to access full health insights and app features.
• −Con: Lacks a built-in display or haptic feedback, requiring a paired smartphone to view all data.