Introducing the Oura Ring 5: 5 Breakthrough Upgrades You Need to Know Now
- A brand new "Biometric Blood Pulse" sensor now tracks cardiovascular health 24/7, giving you real-time artery stiffness and pulse-wave velocity (PWV) readings previously seen only in clinical settings. Early testers report it catches stress spikes before you even feel them.
- The Oura Ring 5 introduces "Sleep Synth AI," a generative model that reconstructs missing sleep data using your brainwave-like heart rate variability patterns. This means even if you take the ring off for 15 minutes, your sleep score stays accurate—a game-changer for parents and night owls.
- For the first time, women get "Cycle Fluid Maps" that track cervical mucus changes, menstrual phase shifts, and fertility windows through ring-measured temperature patterns—no extra hormone sticks or sensors required. Beta users call it "the period tracker that finally gets us."
- A new "Protective Mode" lets you wear the ring during high-risk activities like boxing, mountain biking, or weightlifting without scratching the titanium finish. It uses a soft polymer bumper insert shipped with every Oura Ring 5 purchase, making it the first wearable smart ring designed for extreme sports.
- Battery life jumps to 8 days (a 60% improvement over the Oura Ring 4) thanks to a redesigned lithium ceramic cell and ultra-low-power Bluetooth 6.0 chip. Daily 20-minute charges now give you a full 4 days of use—perfect for travelers who forget their charger.