The world’s smallest smart ring, “Oura Ring 5,” announced; 40% smaller than the previous model, priced from 65,800 yen

Oura has launched the Oura Ring 5, a new smart ring that is 40% smaller than the previous model.

It adds new health tracking features, including blood pressure trends, nighttime breathing, and GLP-1 medication usage.

Battery life lasts 6 to 9 days, and pricing starts at 65,800 yen with preorders now open.

The release aims to make wearable health monitoring more practical, compact, and feature-rich.