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Oura Ring 5 Gen 5 Smart Ring Health Tracker Sleep AI Advisor (Ring + Charger) For Sale


Oura Ring 5 Gen 5 Smart Ring Health Tracker Sleep AI Advisor (Ring + Charger)
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Oura Ring 5 Gen 5 Smart Ring Health Tracker Sleep AI Advisor (Ring + Charger):
$309.00

⚠️ BRAND NEW — WITH CHARGER — NO BOX — NO CABLE ⚠️ 📏 KNOW YOUR SIZE BEFORE BUYING — SO WE CAN AVOID RETURNS 📏

Oura Ring sizing does not match standard jewelry ring sizes. Please size yourself first using a free Oura sizing kit ordered directly from Oura, or visit your nearest Best Buy — they will size you for free in-store.

Oura Ring 5 (Gen 5) Smart Ring Health Tracker

Sleep, Activity, Women\'s Health & AI Advisor — Compatible with Android & iOS

Product Overview

The Oura Ring 5 is Oura\'s smallest and lightest smart ring to date — 40% smaller in volume than the previous generation, while still delivering a full week of battery life. It\'s built with a fully titanium body, a redesigned sensing architecture, and 12 signal pathways for more accurate readings across more finger types and skin tones.

Key Features
  • Sleep Tracking: In-depth sleep staging, sleep score, and nightly recovery insights
  • Activity & Readiness: Daily activity, calorie burn, and readiness scores
  • Heart Rate & HRV: Continuous heart rate and heart rate variability monitoring
  • Temperature Sensing: Skin temperature tracking for cycle and illness insights
  • Women\'s Health: Period prediction and cycle insights, with Natural Cycles compatibility
  • Oura Advisor (AI): Personalized AI-powered health guidance based on your data
  • Blood Oxygen (SpO2) Sensing
  • Battery Life: Typically 6–9 days per charge; ~80 minutes to fully charge
  • Water Resistance: IP68 rated, water-resistant to 100 meters
  • Material: Titanium with scratch-resistant PVD coating
  • Dimensions: 6.09mm width, 2.28mm thickness — noticeably slimmer and lighter than Oura Ring 4
  • Connectivity: Bluetooth, works with the free Oura App on Android & iOS
What\'s Included
  • 1 x Oura Ring 5 (Brand New / Never Worn)
  • 1 x Charger
  • ❌ No original retail box
  • ❌ No charging cable included
📏 Sizing Chart — Oura Ring 5 (Sizes 6–13) Oura Size US Ring Size (approx.) Inner Diameter (mm) Inner Circumference (mm) 65.5 – 615.749.3 76 – 6.516.552.0 86.5 – 717.454.7 97 – 7.518.257.3 107.5 – 819.160.0 118 – 8.519.962.7 128.5 – 920.865.3 139 – 9.521.668.0

⚠️ Note: Oura sizing does not match standard US jewelry ring sizes exactly, and there are no half sizes. Oura Ring 5 uses a different internal sizing system than Oura Ring 4, so do not rely on a previous Oura ring size. The safest options are ordering a free official Oura Sizing Kit from Oura, or getting sized in person and for free at any Best Buy location.

Shipping & Returns
  • 🚚 Same-day shipping if purchased before our daily cutoff time
  • ↩️ 30-day return policy
  • Please confirm your correct size before purchasing to help us both avoid a return

Oura® and Oura Ring® are registered trademarks of Ōura Health Oy. This listing is not affiliated with or endorsed by Oura.


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