The Samsung Galaxy Watch4 was announced at 2021, August 11. The Watch is released at Available. Released 2021, August 27.The Watch is released at Available. Released 2021, August 27.The Watch is Android Wear OS, One UI Watch 3 which consists of Dual-core CPU.The graphics of this device is powered by Mali-G68 GPU.It has 16GB 1.5GB RAM eMMC.The device comes in 1 variants: 16GB 1.5GB RAM eMMC.The Watch comes with Android Wear OS, One UI Watch 3. The Samsung Galaxy Watch4 is built with Glass front (Gorilla Glass DX+), aluminum frame.The Watch has 44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in) thickness . It comes in 4 color variants, which are Black, Pink Gold, Silver, Green.The Watch is 2G Supported and has data speed of HSPA 42.2/5.76 Mbps, LTE. It has eSIM MIL-STD-810G compliant*50m water resistant (IP68)Compatible with standard 20mm strapsECG certifiedBlood pressure monitorRotating bezel*does not guarantee ruggedness or use in extreme conditions. Samsung Galaxy Watch4 has 1.4 inches display with 450 x 450 pixels (~321 ppi density) resolution. The display is protected by Corning Gorilla Glass DX+ Always-on display.This device packs Li-Ion 361 mAh, non-removable.It supports Qi wireless charging. It has Accelerometer, gyro, heart rate, barometer Natural language commands and dictationSamsung Pay.