Xiaomi Watch S4 15th Anniversary Edition vs Realme TechLife Watch R100 comparison

Compare Xiaomi Watch S4 15th Anniversary Edition
Compare Realme TechLife Watch R100
key specs
Display Size36mm33mm
Compatible OSAndroid 8.0 or above, iOS 12.0 or aboveAndroid 6.0+, iOS 9+
Dial ShapeRoundRound
Display TypeAMOLED-
Ideal ForUnisexUnisex
Strap Material-Silicone
general
BrandXiaomiRealme
ModelWatch S4 15th Anniversary EditionTechLife Watch R100
Release dateMay 23, 2025June 23, 2022
Model NameXiaomi Watch S4 15th Anniversary Edition-
Dial ColourBlack-
Dial ShapeRoundRound
SizeRegularRegular
Touchscreen1.43Yes
Interchangeable StrapYesYes
Water Resistant5 ATMIP68
UsageRegular-
Ideal ForUnisexUnisex
Strap Material-Silicone
dimensions
Width47.3-
Height47.3-
Thickness12-
Weight (g)44.5046.00
product details
SensorHeart Rate Monitor, Stress, SleepHeart Rate
Compatible DeviceAndroid and iOSAndroid, iPhone
Battery Type486mAh-
Notification-Yes
Notification Type-Calls, messages, select apps
Battery Life-7 days
Charge Time-2 hours
Charger Type-Magnetic
Rechargeable Battery-Yes
connectivity features
BluetoothYesYes
Bluetooth Version5.35.2
Wi-FiYesNo
GPSYesNo
Other Connectivity FeaturesNFC, Galileo, Glonass, Beidou, QZSS-
Call Function-Yes
platform and storage features
Operating SystemHyperOS 2-
Compatible Operating SystemAndroid 8.0 or above, iOS 12.0 or aboveAndroid 6.0+, iOS 9+
camera and display features
Display Resolution466 x 466360x360
Display Size36mm33mm
Display TypeAMOLED-
Other Display Features-450 nits peak brightness
fitness and watch functions
Step CountYesYes
Calorie CountYes-
Heart Rate MonitorYesYes
Alarm ClockYesYes
Date & Time DisplayYesYes
LanguageEnglish-
Calendar-Yes
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
Speaker-Yes
Microphone-Yes

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