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

 Compare Xiaomi Watch S4 15th Anniversary Edition
Xiaomi Watch S4 15th Anniversary Edition
Compare Fire-Boltt Grenade
Fire-Boltt Grenade
key specs
Display Size36mm36mm
Compatible OSAndroid 8.0 or above, iOS 12.0 or aboveAndroid, iOS
Dial ShapeRoundRound
Display TypeAMOLED-
Ideal ForUnisex-
Strap Colour-Gold black, Gunpowder black, Orange gold, Camo-green, Camo-black, Black, Silver, and Gold
Strap Material-Silicone
general
BrandXiaomiFire-Boltt
ModelWatch S4 15th Anniversary EditionGrenade
Release dateMay 23, 2025June 28, 2023
Model NameXiaomi Watch S4 15th Anniversary EditionFire-Boltt Grenade Smartwatch
Dial ColourBlackBlack
Dial ShapeRoundRound
SizeRegular-
Touchscreen1.43-
Interchangeable StrapYes-
Water Resistant5 ATMYes
UsageRegular-
Ideal ForUnisex-
Strap Colour-Gold black, Gunpowder black, Orange gold, Camo-green, Camo-black, Black, Silver, and Gold
Strap Material-Silicone
dimensions
Width47.3-
Height47.3-
Thickness12-
Weight (g)44.50-
product details
SensorHeart Rate Monitor, Stress, SleepSpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker
Compatible DeviceAndroid and iOSAndroid, iOS
Battery Type486mAh-
Notification-Yes
Notification Type-Smart Notification
Talk time-2 days
Battery Life-7 days
Rechargeable Battery-Yes
Other Features-350mAh battery
connectivity features
BluetoothYesBluetooth
Bluetooth Version5.3-
Wi-FiYes-
GPSYes-
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, iOS
camera and display features
Display Resolution466 x 466360x360 pixels
Display Size36mm36mm
Display TypeAMOLED-
fitness and watch functions
Step CountYesYes
Calorie CountYesYes
Heart Rate MonitorYesYes
Alarm ClockYesYes
Date & Time DisplayYesYes
LanguageEnglish-
Compass-Yes
Calendar-Yes
Chronograph-Yes
Number of Buttons-2 Pusher buttons
Other Fitness Features-Activity Tracker, Breathe, Voice Assistance, 123 Sports Mode Tracking, Calorie Tracker, Daily Workout Memory, Sedentary Reminder, Sleep Monitor
Other Watch Functions-Alarm Clock, Bluetooth Calling, Voice Assistance, In Built Mic & Speaker, Calculator, Music Player, In-built games
audio and video features
Speaker-Yes
Microphone-Yes
Voice Control-Google Assistant, Siri
Other Multimedia Features-Music control
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