# Oura Ring 4 Smart Ring Silver Size 8 | Tracks Sleep, Activity, Women's Health, AI Advisor **Brand:** OURA **SKU:** vgf6439 **ASIN:** B0D9WVSZ56 **Canonical URL:** https://crowcrowcrow.com/p/oura-ring-silver-size-sleep-activity-women-health-advisor-days-battery-life-before-buy-gp9846/vgf6439 **Category:** electronics **Subcategory:** Categories **Availability:** in_stock **Price (INR, all-inclusive):** ₹48,645 **Customer rating:** 4.00/5 from 8,897 ratings ## Description Oura Ring 4, size 8 in silver, is a smart ring tracking over 50 health metrics including sleep, activity, and women's health. Its durable titanium design offers up to 8 days of battery life. Compatible with iOS and Android, it integrates with popular health apps. Arrives via ExpressBox tracked shipping. ## Highlights - Comprehensive Health Metrics — Tracks over 50 health metrics including sleep stages, readiness, activity, heart rate, HRV, body temperature, and women's health patterns, providing deep insights into your well-being. - Up to 8 Days Battery Life — Forget daily charging with a battery that lasts up to 8 days, allowing for continuous, uninterrupted health monitoring and focus on your present activities. - Durable & Comfortable Titanium Design — Crafted from all-titanium, this water-resistant smart ring is designed for 24/7 wear, offering exceptional durability with a gentle touch, even for sensitive skin. - Seamless App Integration — Connects effortlessly with iOS and Android devices, syncing data with over 40 popular health apps like Apple Health, Google Health Connect, and Strava. ## Key features - ACCURACY - SMART SENSING - Oura tracks over 50 health metrics, including sleep, activity, stress, heart health, and women’s health metrics. Oura Ring 4 is powered by Smart Sensing, which adapts to you — delivering accurate, continuous data, day and night - ACCURATE SIZING ESSENTIAL - Oura Ring 4 uses unique sizing different from standard jewelry rings; use the Oura Ring 4 Sizing Kit to find your perfect fit before purchasing - LONG LASTING BATTERY - With up to 8 days of battery life, no screens and no vibrations, Oura Ring 4 allows you to focus on the present. From a workout to a night out — you’re free to forget it’s on. Until you start getting compliments - OURA MEMBERSHIP - First month of membership is included with purchase, for new members only. Subscription is 5.99/mo afterwards. Membership is tied to your account via the Oura App, not your physical ring - HSA/FSA ELIGIBLE - We can accept HSA or FSA funds for the following: Oura Ring, additional chargers, and shipping - DESIGNED FOR 24/7 WEAR - The updated design of the Oura Ring 4 is more comfortable, fits better than ever, and is water resistant. The first all-titanium smart ring combines exceptional durability with a gentle touch, even for sensitive skin - SYNC WITH YOUR FAVORITE APPS - Compatible with iOS and Android — Oura seamlessly integrates with over 40 apps including Apple Health, Google Health Connect, Natural Cycles, Flo, Strava, & more - LOOKING FOR THE BEST HEALTH TRACKER? - Whether you’re searching for a sleep ring or fitness ring, Oura Ring 4 is for you — this revolutionary smart ring that allows you to discreetly track your sleep, activity, recovery and stress — in style ## Why choose this product **Smart Sensing for Accurate Insights** — Oura Ring 4 utilizes advanced Smart Sensing technology, adapting to your unique biometrics for highly accurate sleep, activity, and health data. Unlike generic trackers, it focuses on continuous, personalized insights. The durable titanium build ensures it withstands daily wear, while its discreet design makes it comfortable for 24/7 use, even during sleep. Users report it feels like a regular ring, making health monitoring effortless. The long battery life means less charging and more tracking, empowering you to understand your body's patterns without interruption. **Ideal for Health-Conscious Individuals** — This ring is perfect for professionals and active lifestyle individuals seeking detailed health insights without a smartwatch. It excels at sleep tracking and women's health monitoring. Those who dislike wrist-worn devices will find its ring form factor ideal. However, individuals primarily focused on intense sports tracking might prefer a dedicated sports watch, as the ring's sensors are optimized for general activity and recovery rather than high-intensity workout metrics. ## How to use 1. Wear the Oura Ring 4 on your finger, ensuring it fits snugly but comfortably. Use the Oura Ring 4 Sizing Kit before purchase to determine your exact size for accurate data collection. — Ensure Proper Fit 2. Download the Oura App on your iOS or Android device. Pair the ring via Bluetooth and sync your data. The app provides detailed insights into sleep, activity, heart rate, and more. — Sync with Oura App 3. Review your daily sleep, readiness, and activity scores in the Oura App. Pay attention to trends and personalized recommendations to understand your body and improve your well-being over time. — Monitor Your Health Data 4. The Oura Ring 4 boasts up to 8 days of battery life. When charging is needed, place it on the provided charger for a quick recharge, typically taking around 80 minutes. — Charge as Needed ## Product details | Field | Value | |---|---| | Battery Type | Lithium Polymer | | Battery Weight | 18.5 g | | Battery Energy Content | 18.5 mAh | | Battery Life | Up to 8 days | | Charging Time | 80 minutes | | Membership Required | First month included for new members; $5.99/mo thereafter | | Health Metrics Tracked | Sleep, Activity, Stress, Heart Health, Women's Health, Metabolic Health, Body Temperature, Respiratory Rate, HRV, Readiness Score | | App Integration | Over 40 apps including Apple Health, Google Health Connect, Natural Cycles, Flo, Strava | | Cost per use | Battery life up to 8 days per charge: ₹6,081 per day | | Shelf life after opening | N/A (Durable electronic device) | | Reapplication math | N/A (Durable electronic device) | | Contraindications | Requires accurate finger sizing; primary focus is general health, not intense sports metrics. | | Allergens / common irritants | Titanium is generally hypoallergenic; consult manufacturer for specific material details if sensitive. | | Brand | OURA | | Model | Oura Ring 4 | | Color | Silver | | Size | 8 | | Material | Titanium | | Weight | 5.2 g | | Dimensions (L x W x H) | 2.5 cm x 2.5 cm x 0.7 cm | | Water Resistance | 100 meters (IP68) | | Connectivity | Bluetooth | | Operating System Compatibility | Android 8.0+, iOS 13+ | | Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers | ## Attributes - **Item form:** Ring ## Frequently asked questions ### How is this Oura Ring 4 item authentic vs the version sold in Indian stores? This Oura Ring 4 is sourced directly from authorized US retailers, factory-sealed, and imported per-order. It is the same SKU and model US buyers receive. All customs duties and GST are included in the displayed price, ensuring a transparent purchase. Delivery is via ExpressBox tracked shipping, typically arriving within 6-8 days. ### Will the version I receive match what is shown on the US retailer's page? Yes, your Oura Ring 4 order is placed against the listed US retailer page at the time of purchase. Batch codes, packaging, and labels will match what the US retailer dispatches. We ensure the product you receive is identical to the one sold in the USA. ### Is the Oura Ring 4 safe for daily wear and health monitoring? Yes, the Oura Ring 4 is designed for 24/7 wear and is considered safe for health monitoring. It uses Smart Sensing technology with light sensors to track vitals discreetly. Users report it feels like a regular ring and is comfortable even during sleep. The titanium build is durable and hypoallergenic for sensitive skin. ### Are there any side effects of using the Oura Ring 4? The Oura Ring 4 is generally safe with no significant side effects reported for general health tracking. Some users mention the light sensors might be noticeable in a very dark room, but this can be managed by covering the hand. Accurate sizing is essential for comfort and data accuracy. ### What are the benefits of using the Oura Ring 4? The Oura Ring 4 provides detailed insights into sleep quality, activity levels, heart health, stress, and women's health. It helps users understand their body's patterns, improve sleep, and identify potential health trends. The long battery life and discreet design make it a convenient, all-day health companion. ### How do I choose the correct Oura Ring 4 size for India? Accurate sizing is essential for the Oura Ring 4. It uses a unique sizing system different from standard jewelry. You must use the Oura Ring 4 Sizing Kit to find your perfect fit before purchasing. This ensures optimal comfort and data accuracy for your health tracking. ### Can I use the Oura Ring 4 daily for health tracking? Yes, the Oura Ring 4 is designed for daily wear and continuous health tracking. Its durable, water-resistant titanium construction and long battery life (up to 8 days) allow for uninterrupted use, monitoring sleep, activity, and other vital metrics around the clock. ### What is the best smart wearable ring for Indian climate and daily use? The Oura Ring 4 is an excellent choice for daily wear in India, offering comprehensive health tracking without a bulky smartwatch. Its durable titanium design is water-resistant and comfortable for continuous use. While not specifically designed for Indian climate extremes, its focus on sleep, activity, and general wellness makes it suitable for everyday monitoring. ### How to use the Oura Ring 4 for health tracking? Wear the Oura Ring 4 on your finger, ensuring it fits correctly. The ring automatically tracks your sleep, activity, heart rate, and other biometrics. Sync it with the Oura App on your iOS or Android device to view detailed health reports, personalized insights, and trends. ## Compliance No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging. ## Images 1. https://images.crowcrowcrow.com/B0D9WVSZ56-0.webp 2. https://images.crowcrowcrow.com/B0D9WVSZ56-3.webp 3. https://images.crowcrowcrow.com/B0D9WVSZ56-6.webp 4. https://images.crowcrowcrow.com/B0D9WVSZ56-9.webp 5. https://images.crowcrowcrow.com/B0D9WVSZ56-12.webp 6. https://images.crowcrowcrow.com/B0D9WVSZ56-15.webp --- Source: https://crowcrowcrow.com/p/oura-ring-silver-size-sleep-activity-women-health-advisor-days-battery-life-before-buy-gp9846/vgf6439 Returns: 14 days, free pickup, full refund on genuine issues. Shipping: Free across India, 6-8 days. Prices are all-inclusive (duties + GST).