Device
Oura Ring 4
The Oura Ring 4 is a next-generation smart ring featuring a fully titanium design with recessed sensors for improved comfort. Powered by Smart Sensing techno...
Specifications
1
-
Form factor Ring Dimensions Width: 7.90mm, Thickness: 2.88mm Weight 4g Processor Infineon PSoC 6 Battery life 5–8 days; charges in 20–80 min OS / Platform iOS, Android Water resistance 100m / 10 ATM Release date Oct 15, 2024 Connectivity Bluetooth AI features Cloud AI Health Monitoring Sensors Red LEDs Infrared LEDs Green LEDs Digital Temperature Sensor Accelerometer Primary use cases Health & Fitness Colors Silver Black Stealth Brushed Silver Gold Rose Gold
Additional information
1
-
Sources Official product page: https://ouraring.com/store/rings/oura-ring-4/silver Oura Help: https://support.ouraring.com/hc/en-us/articles/33045011508115-Oura-Ring-4 TechInsights teardown (processor info): https://www.techinsights.com/blog/oura-ring-gen-4-teardown
Similar devices
4
-
Oura Ring 5 Smart Ring · Oura May 28, 2026 Available $489.00 Titanium smart ring with AI-driven health tracking, sleep analysis, readiness insights, heart monitoring, and wellness coaching.
-
aabo Smart Ring Smart Ring · aabo Apr, 2023 Available $278.98 AI-powered smart health ring that continuously tracks sleep, activity, stress and cardiovascular metrics, providing personalized wellness...
-
OASIS 1 Smart Ring · OASIS Devices, Inc. Jun 30, 2026 Pre-order $289.00 A titanium AI smart ring designed for private voice interaction and touch-based control of connected devices. It combines subvocal voice ...
-
Luna Ring Gen 2 Smart Ring · Luna Oct 31, 2025 Available $329.00 AI-powered titanium smart ring that tracks sleep, recovery, stress, activity, fertility, heart health, and provides personalized wellness...