Huawei Watch GT 4; Sensor, accelerometer, gyroscope, magnetometer, optical heart rate, barometer, temperature. This is for you. Water resistant 5 ATM 50 metres It has a 1.43" AMOLED display" NFC and Bluetooth 5.2...
The Amazfit GTS 4 Mini: It has a 1.65" HD AMOLED display" 15 days battery life More than 120 sports modes 5 ATM water resistance Your heart rate, SpO2, stress, sleep It's called Amazon Alexa
The Amazfit T-Rex Pro: Military grade resistance Submersible up to 10 ATM Measurement of blood oxygen saturation More than 100 sports modes GPS positioning Up to 18 days autonomy