Overview
- Sales start March 18 through more than 100 Croma stores and on Amazon, with prices at ₹28,900 for Black and Silver and ₹39,900 for Stealth, Brushed Silver, Gold and Rose Gold.
- Full app insights require an Oura membership priced at ₹599 per month.
- The Ring 4 uses Smart Sensing and an 18‑path multi‑wavelength PPG system to track over 50 metrics, including sleep stages, heart rate variability, resting heart rate, temperature trends and blood oxygen during sleep.
- Built from lightweight titanium, the ring comes in 12 sizes with up to 100m water resistance, weighs 3.3–5.2g depending on size and is claimed to deliver up to eight days of battery life.
- Oura is pairing the launch with an India sleep report showing members average about 6 hours 28 minutes of nightly sleep as it enters a field with rivals such as Ultrahuman and Samsung’s Galaxy Ring, with IDC citing 2025 declines in shipments and average selling prices.