Category Specification / Common Range Brand & Model e.g. Apple Watch Series 10, Samsung Galaxy Watch 6, Amazfit GTS 2, etc. Release Date The launch or announcement date Network / Cellular None, or LTE / 4G via eSIM in some models Dimensions Height × Width × Thickness (mm) Weight Without strap, and sometimes with strap (grams) Display Type (AMOLED, OLED, TFT), Size (inches), Resolution (pixels), Pixel Density (ppi), Always-on support, Brightness (nits) OS & UI The operating system (Wear OS, watchOS, proprietary), UI overlay or skin Chipset The system-on-chip (SoC) / wearable platform used CPU Core configuration & speed (e.g. dual-core, 1.4GHz) GPU Graphics processor (if separate) RAM & Storage RAM (e.g. 1 GB, 2 GB) and internal storage (e.g. 16 GB) Rear / Front Cameras Most smartwatches do not have cameras; N/A Battery Capacity in mAh (e.g. 300 mAh) or "typical" battery rating Charging Method (magnetic charger, wireless charging, proprietary dock), charging speed Connectivity Bluetooth version, Wi-Fi (2.4 GHz / 5 GHz), NFC, GPS (GNSS), sometimes cellular (4G / LTE) Sensors Heart rate sensor (PPG / ECG), SpO₂, accelerometer, gyroscope, barometer, compass, ambient light sensor, temperature sensor, etc. Protection / Durability Water resistance (e.g. 5 ATM, IP68), rugged / MIL-STD rating, glass type (Gorilla Glass, sapphire) Colors / Variants Available colors, case materials (aluminum, stainless steel, titanium)
