The OnePlus Watch 4 has been revealed with a premium titanium alloy build and a 3,000-nit LTPO OLED display. It is the first smartwatch from the brand to feature Wear OS 6, powered by the Snapdragon W5 chipset and 2GB of RAM. It has a 646mAh battery offering up to five days of smart usage and advanced health tracking features like ECG and fall detection.