Xiaomi Watch S4 vs Realme TechLife Watch S100 comparison

Show Only Differences Highlight Differences	Xiaomi Watch S4	Realme TechLife Watch S100
key specs
Dial Shape	Round	Rectangle
Display Type	AMOLED	-
Ideal For	Unisex	Unisex
Display Size	-	43mm
Compatible OS	-	Android 5.0+, iOS 11+
Strap Material	-	Silicone
general
Brand	Xiaomi	Realme
Model	Watch S4	TechLife Watch S100
Release date	October 29, 2024	March 10, 2022
Dial Shape	Round	Rectangle
Size	Regular	Large
Touchscreen	1.43	Yes
Interchangeable Strap	Yes	Yes
Water Resistant	5 ATM	IP68
Usage	Regular	-
Ideal For	Unisex	Unisex
Strap Material	-	Silicone
Water Resistance Depth	-	1.5 metres
dimensions
Width	47.3	-
Height	47.3	-
Thickness	12	-
Weight (g)	44.50	34.00
product details
Sensor	heart rate, SpO2, steps, sleep tracker	Heart Rate
Battery Type	486mAh	-
Battery Life	15	12 days
Compatible Device	-	Android, iPhone
Notification	-	Yes
Notification Type	-	Calls, messages, select apps
Charger Type	-	Magnetic
Rechargeable Battery	-	Yes
connectivity features
Bluetooth	Yes	Yes
Bluetooth Version	5.2	5.1
Wi-Fi	Yes	No
GPS	Yes	No
Other Connectivity Features	NFC, Galileo, Glonass, Beidou, QZSS	-
Call Function	-	No
platform and storage features
Operating System	HyperOS 2	-
Compatible Operating System	-	Android 5.0+, iOS 11+
camera and display features
Display Resolution	466 x 466	240x280
Display Type	AMOLED	-
Display Size	-	43mm
Other Display Features	-	530 nits peak brightness, 218ppi pixel density
fitness and watch functions
Step Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Date & Time Display	Yes	Yes
Calendar	-	Yes
Alarm Clock	-	Yes
Chronograph	-	Yes
Other Fitness Features	-	24-hour heart rate monitoring, sleep monitoring, blood oxygen (SpO2), sedentary reminder, water reminder
ratings
Overall NDTV Rating	-	Read Review
Design and comfort Rating	-
Tracking accuracy Rating	-
Companion app Rating	-
Software and ecosystem Rating	-
Battery life Rating	-

Popular Smartwatch Brands