The watch supports Bluetooth calling through built-in microphone and speaker.
The Realme Watch R100 has built-in Alexa voice assistant to answer your queries and control smart home devices.
The smartwatch has continuous blood oxygen measurement. You can also set low SpO2 level alerts.
You get a 1.32-inch TFT LCD in a round dial. It is a colorful panel, although not as vibrant as AMOLED.
You get a week of battery life, couple with IP68 rating to protect from water spills and splashes.