Oppo Watch S

Size: 1.46″ AMOLED display · Resolution: 464 × 464 · Pixel density: 317 PPI.
Brightness: default maximum 600 nits; High Brightness Mode 1500 nits; peak brightness up to 3000 nits in OPPO self-developed workout modes (automatically enabled in strong sunlight).
Cover glass: tempered glass (front).

MCU / chipset: BES2800BP wearable platform, designed for efficient health tracking, GNSS and Bluetooth calling with ColorOS Watch 7.1.

Storage: 4GB eMMC built-in storage for apps, watch faces and data.
*Part of the storage is used by system software; actual usable capacity is less than the stated value and may change with updates and usage.

Health features:
• 60s Wellness Overview
• ECG (sinus rhythm, atrial fibrillation) (ECG availability depends on local certification & registration)
• All-day heart-rate monitoring, high/low heart-rate alerts, resting heart rate, sleep benchmark heart rate
• Blood oxygen (SpO₂) monitoring: manual measurement, all-day tracking, low SpO₂ alerts
• Sleep analysis: deep/light/REM sleep, awake time, respiratory rate, sleep SpO₂, sleep score and suggestions
• Cycle Tracker, breathing exercises
• Fall detection (no SOS calls; does not sync messages to family members)
• Wrist temperature tracking.

Sensors:
Accelerometer · Gyroscope · Geomagnetic sensor · Air pressure sensor · Optical heart-rate sensor · Optical blood-oxygen sensor · ECG sensor · Wrist temperature sensor · Ambient light sensor.

Battery capacity: 339mAh (typical), 330mAh (rated).
Battery life (OPPO lab data):
• Long battery mode: up to 10 days
• Typical usage: up to 7 days
• Always-On Display (AOD): up to 4 days.
Charging: magnetic integrated charging cable included in box (charging time and endurance vary with usage and settings).

OS: ColorOS Watch 7.1.
Phone compatibility: Android 9.0 and above; iOS 14.0 and above (features may vary between Android and iOS, and by region).

Watch body size: 44.98 (excluding lugs) × 44.98 × 8.9 mm (excluding optical health sensor area).
Weight (approx):
• Watch body only: about 35 g (excluding strap)
• With fluororubber strap: about 59 g
• With woven strap: about 48 g.
Wrist size range: fits wrists around 140 – 210 mm.
Case materials: stainless-steel middle frame; PA + 55% fiberglass rear shell & bottom case.
Strap options: black fluororubber strap with stainless-steel buckle; tri-colour woven strap with stainless-steel buckle (availability may vary by market/colour).

Sports & fitness: Over 100 sports modes with professional indicator analysis for running, tennis, badminton, swimming, rope skipping, mountain climbing, brisk walking, cycling, elliptical, rowing machine, skiing, stair climbing and more; automatic workout recognition for running, brisk walking, cycling, swimming, rowing machine and elliptical; running coach guidance with metrics like aerobic training effect, VO₂-related cardio capacity, recovery time and heart-rate recovery.

Connectivity: Bluetooth® 5.2 (classic BT + BLE) with profiles HFP 1.6, HSP 1.2, A2DP 1.2, AVRCP 1.5, SPP 1.1+. Wi-Fi: not supported on this model.
Bluetooth calling: supports answering, dialing and making calls via connected phone.
NFC: supports non-confidential access card function (availability depends on region/service).

Location & durability: Dual-band GNSS (L1 + L5) supporting Beidou, GPS, Galileo, GLONASS and QZSS; 5ATM water resistance and IP68 dust/water resistance under lab conditions (not suitable for hot water, saunas or high-pressure water).

Colours & model: Silver Gleam, Phantom Black; model number OWWE262.

In the box: OPPO Watch S (with strap), integrated charging cable, user guide & safety / warranty booklet.