The OnePlus Watch 3 is a premium Android-compatible smartwatch featuring a 1.5-inch LTPO AMOLED display with 2200 nits peak brightness, a stainless-steel frame, and a titanium bezel. It runs on a dual-chip architecture (Snapdragon W5 Gen 1) with Wear OS 5.0, offering up to 5 days of smart battery life or 16 days in power-saving mode, along with comprehensive health tracking, including ECG and AI-powered monitoring.