# Oura Ring 4 [Size 4] (Brushed Silver)

**Brand:** Oura · **Category:** Fitness Trackers

**Source:** WhatsCheap Australia · https://whatscheap.com.au/products/oura-ring-4-size-4-brushed-silver

## Description

Oura Ring 4 Smart Fitness Tracker Ring - Revolutionary Smart Sensing Health Monitoring Wearable with 30+ Biometrics. Advanced research-grade sensors track heart rate, HRV, SpO2, body temperature, sleep quality, stress, metabolic health, women's health 24/7. Smart Sensing technology adapts to your unique physiology for 120% improved signal accuracy. Lightweight medical-grade titanium smart ring (3.3-5.2g) with 5-8 days battery life, 20-80min fast charging. Waterproof to 100m, Bluetooth connectivity, hypoallergenic titanium design. Compatible with iPhone/Android Oura App for personalized health insights and continuous monitoring. Available in 6 titanium colors, sizes 4-15. Ultra-thin 7.9mm width, 2.88mm thickness. No screens, no vibrations - invisible health tracking alternative to smartwatch. Perfect for accurate sleep analysis, continuous fitness monitoring, and personalized wellness optimization.

## Retailer Prices

| Retailer | Price (AUD) | Status | Checked |
|----------|-------------|--------|---------|
| eBay | $400.00 | Last checked price | 2026-04-20 |
| desertcart.com.au | $715.70 | Last checked price | 2026-04-20 |
| BIG W | $827.64 | Last checked price | 2026-04-20 |
| Ubuy | $1007.00 | Last checked price | 2026-04-20 |

**Last checked range:** $400.00 – $1007.00