Xiaomi Watch S4 41mm vs Realme TechLife Watch R100 comparison

Compare Xiaomi Watch S4 41mm
Compare Realme TechLife Watch R100
key specs
Display Size41mm33mm
Strap MaterialMilaneseSilicone
Dial ShapeRoundRound
Ideal ForUnisexUnisex
Compatible OS-Android 6.0+, iOS 9+
general
BrandXiaomiRealme
ModelWatch S4 41mmTechLife Watch R100
Release dateSeptember 24, 2025June 23, 2022
Dial ShapeRoundRound
Strap MaterialMilaneseSilicone
SizeRegularRegular
Touchscreen1.32Yes
Water Resistant5ATMIP68
Water Resistance Depth50 m-
UsageRegular-
Dial MaterialStainless steel-
Ideal ForUnisexUnisex
Interchangeable Strap-Yes
dimensions
Width41.2-
Height41.2-
Diameter9.5-
Weight (g)32.0046.00
product details
SensorHeart rate sensor (with blood oxygen sensor), Accelerometer, Gyroscope, Ambient light sensor, Electronic compass, Barometer sensor, Temperature sensorHeart Rate
Battery Type320mAh-
Battery Life8 days7 days
Compatible Device-Android, iPhone
Notification-Yes
Notification Type-Calls, messages, select apps
Charge Time-2 hours
Charger Type-Magnetic
Rechargeable Battery-Yes
connectivity features
Call FunctionYesYes
BluetoothYesYes
Bluetooth Version5.45.2
GPSYesNo
Wi-Fi-No
platform and storage features
Operating SystemXiaomi HyperOS 3-
Compatible Operating System-Android 6.0+, iOS 9+
camera and display features
Display Resolution466 × 466360x360
Display Size41mm33mm
Other Display Features1500nits, 60Hz refresh rate450 nits peak brightness
fitness and watch functions
Step CountYesYes
Heart Rate MonitorYesYes
AltimeterYes-
CompassYes-
CalendarYesYes
Alarm ClockYesYes
Date & Time DisplayYesYes
LanguageEnglish-
Chronograph-Yes
Other Fitness Features-24-hour heart rate monitoring, sleep monitoring, blood oxygen (SpO2), water reminder, stress monitoring, female health
audio and video features
SpeakerYesYes
MicrophoneYesYes

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