OPPO Watch S Full Spec-Sheet Officially Shared Ahead of its Debut: High-Precision Sensor, AI Fat Coach, Dual Frequency GPS, Multiple Sports Modes, and More Revealed

Ahead of its debut that has been scheduled for this week, the full spec-sheet of the upcoming OPPO Watch S smartwatch has been officially shared via the brand’s Weibo handle. Many of its specs and features have also been revealed now.
Here’s more about the update below.
OPPO Watch S – Shared Full Spec-Sheet
The OPPO Watch S as previously teased will be a light-weight and thin form factor device, and it is pointed out to feature a thickness of 8.9mm and a weight of 35gm. It has a one-piece stainless steel case to provide a classic watch design, along with an ultra-bright display screen that will offer clarity even under strong light.
At the bottom, a flagship-grade high-precision sensor is given, supporting 16-channel blood oxygen, 8-channel heart rate, ECG electrodes, and arm temperature monitoring systems. Additionally, a 60-second physical examination with timely risk warnings is also part of the device. With just a click, it can detect 13 health indicators. Heart health, sleep health, and physical and mental health can be detected or monitored in such a way too. Moreover, it supports an ECG analysis software and the smartwatch is registered as a class II medical device. Sinus rhythm, atrial fibrillation, and pre-mature beats in adults can all be analyzed with a 30-second test.
Speaking more, an AI fat coach is also there, and it can help users lose fat more easily and effectively. Exercise readiness assessment, personalized exercise recommendations, real-time voice guidance, and one-click fat burning analysis are its added features. Dual frequency GPS (for more accurate positioning with 400% signal boost), IP68-rated waterproof body with 5 ATM protection, 100 sports modes + 11 professional sports modes, WeChat compatibility (send and receive messages), Android x iOS simultaneous compatibility, and 10-day long battery life are its other features.

The OPPO Watch S smartwatch launch will be taking place this week on the 16th of October 2025, and the same day will also be marking the launch of the OPPO Find X9 series smartphones and the OPPO Pad 5 tablet. Just to add, previously OPPO’s Watch S smartwatch was also certified by Indonesia’s SDPPI, Malaysia’s SIRIM, and Singapore’s IMDA authorities, confirming its arrival to these global markets.
Stay tuned for more updates.