Redmi Watch 4 vs Fire-Boltt Ninj comparison

Compare Redmi Watch 4
Compare Fire-Boltt Ninja
key specs
Dial ShapeRectangleRectangle
Display TypeAMOLED-
Ideal ForUnisexUnisex
Strap Colour-Black
Display Size-33mm
Compatible OS-Android, iOS
Strap Material-Silicone
general
BrandRedmiFire-Boltt
ModelWatch 4Ninja
Release dateNovember 29, 2023August 4, 2021
Model NameRedmi Watch 4Ninja touch to Wake SpO2
Dial ColourBlack, WhiteBlack
Dial ShapeRectangleRectangle
SizeRegularRegular
TouchscreenYesYes
Water Resistant5 ATMYes
Ideal ForUnisexUnisex
Model Number-BSW007
Strap Material-Silicone
Water Resistance Depth-1m
Dial Material-Metal
Strap Colour-Black
dimensions
Width47.5841
Height41.1234
Thickness10.510
Weight (g)31.5080.00
Diameter-33
product details
Sensoracceleration, gyro, geomagnetic, ambient light and optical heart rate and blood oxygen sensorsAccelerometer Sensor, Barometer Sensor, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, SpO2 Sensor, Blood Pressure Monitor
Battery Type470mAhLi-ion
Battery Life20 days5 days
Rechargeable BatteryYesYes
Compatible Device-Android, iPhone
Notification-Yes
Charge Time-120 minutes
Stand By Time-15 days
connectivity features
BluetoothYesBluetooth
Bluetooth Version5.35.0
Wi-FiYes-
Call Function-No
Messaging Support-Yes
Operating Range-10m
Third Party App Support-Limited
platform and storage features
Operating SystemHyperOS-
Compatible Operating System-Android, iOS
camera and display features
Display Resolution390 x 450240x240
Display TypeAMOLED-
Display Size-33mm
Backlight Display-Yes
Scratch Resistant-Yes
fitness and watch functions
Step CountYesYes
Calorie CountYesYes
Heart Rate MonitorYesYes
CompassYes-
CalendarYesYes
Alarm ClockYesYes
Date & Time DisplayYesYes
LanguageSimplified Chinese, Traditional Chinese, EnglishEnglish
Number of ButtonsOne-
Other Fitness FeaturesStress tracker, SpO2, Menstrual cycle monitoring7 sports modes
Chronograph-No

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