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Xiaomi Watch S4 15th Anniversary Edition vs Fire Boltt Talk

Xiaomi Watch S4 15th Anniversary Edition vs Fire-Boltt Talk comparison

Show Only Differences Highlight Differences	Xiaomi Watch S4 15th Anniversary Edition	Fire-Boltt Talk
key specs
Display Size	36mm	44mm
Compatible OS	Android 8.0 or above, iOS 12.0 or above	Android, iOS
Dial Shape	Round	Round
Display Type	AMOLED	-
Ideal For	Unisex	Unisex
Strap Material	-	Silicone
general
Brand	Xiaomi	Fire-Boltt
Model	Watch S4 15th Anniversary Edition	Talk
Release date	May 23, 2025	June 7, 2021
Model Name	Xiaomi Watch S4 15th Anniversary Edition	Talk
Dial Colour	Black	Black, Grey, Teal
Dial Shape	Round	Round
Size	Regular	Regular
Touchscreen	1.43	Yes
Interchangeable Strap	Yes	Yes
Water Resistant	5 ATM	IP67
Usage	Regular	-
Ideal For	Unisex	Unisex
Strap Material	-	Silicone
Dial Material	-	Stainless Steel
dimensions
Width	47.3	44
Height	47.3	56
Thickness	12	10.7
Weight (g)	44.50	60.00
product details
Sensor	Heart Rate Monitor, Stress, Sleep	-
Compatible Device	Android and iOS	Android, iPhone
Battery Type	486mAh	Li-ion
Notification	-	Yes
Battery Life	-	4 days
Charge Time	-	2 hours
Stand By Time	-	30 days
Rechargeable Battery	-	Yes
connectivity features
Bluetooth	Yes	Bluetooth
Bluetooth Version	5.3	5.0
Wi-Fi	Yes	No
GPS	Yes	No
Other Connectivity Features	NFC, Galileo, Glonass, Beidou, QZSS	-
Call Function	-	Yes
Messaging Support	-	Yes
Email Support	-	No
Operating Range	-	10m
Third Party App Support	-	Limited
Call Features	-	Yes
platform and storage features
Operating System	HyperOS 2	-
Compatible Operating System	Android 8.0 or above, iOS 12.0 or above	Android, iOS
camera and display features
Display Resolution	466 x 466	240x280
Display Size	36mm	44mm
Display Type	AMOLED	-
Backlight Display	-	Yes
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Alarm Clock	Yes	Yes
Date & Time Display	Yes	Yes
Language	English	English, French, Japanese, German, Russian, Thai, Spanish, Portuguese, Italian, Turkish, Arabic, Czech, Greek
Altimeter	-	No
Calendar	-	Yes
Chronograph	-	No
Number of Buttons	-	1
Other Fitness Features	-	SPO2, Heart Rate Tracking, Sports Data Analysis, Sleep Tracking, Step Count, Calorie Count, Distance Measurement, Multi-Sports Mode
ratings
Overall NDTV Rating	-	Read Review
Design and comfort Rating	-
Tracking accuracy Rating	-
Companion app Rating	-
Software and ecosystem Rating	-
Battery life Rating	-
audio and video features
Speaker	-	Yes
Speaker Volume	-	150db
Microphone	-	Yes
Voice Control	-	Yes

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