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Smart Ring

Oura Ring 4

A premium smart ring focused on sleep, recovery, and health tracking with enhanced sensors and longer battery life.

$$$2024

Where to Buy

Oura Ring 4

Prices and availability subject to change

Key Specs

Ecosystems
iOSAndroid
Connectivity
Bluetooth
Battery Life
Up to 8 days
Subscription
Required

Features & Sensors

Features

  • Sleep tracking
  • Readiness score
  • Activity tracking
  • Cycle tracking
  • Stress monitoring
  • Heart rate variability

Sensors

  • Heart rate
  • HRV
  • Skin temperature
  • SpO2
  • Accelerometer
  • Gyroscope

Pros & Cons

Pros

  • Comfortable form factor ideal for 24/7 wear
  • Industry-leading sleep tracking accuracy
  • Long battery life compared to smartwatches
  • Comprehensive health insights dashboard
  • Sleek, discreet design

Cons

  • Requires $5.99/month subscription for full insights
  • No screen for quick data viewing
  • Not ideal for real-time workout tracking
  • Limited sizing options may not fit all fingers
  • Higher upfront cost

Who Should Buy This?

Best For

  • Sleep optimization and recovery tracking
  • People who prefer rings over watches
  • 24/7 health monitoring
  • Athletes focused on recovery
  • Minimalist wearable enthusiasts

Not Best For

  • Real-time workout feedback during exercise
  • Budget-conscious buyers
  • People who want a smartwatch display
  • Those avoiding subscription models

Sources

Last updated: 2026-05-19

Where to Buy

Oura Ring 4

Prices and availability subject to change

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