Xiaomi Watch S4 41mm vs Fastrack Reflex Smartwatch comparison

Compare Xiaomi Watch S4 41mm
Compare Fastrack Reflex Smartwatch
key specs
Display Size41mm30mm
Strap MaterialMilaneseRubber
Dial ShapeRoundRectangle
Ideal ForUnisex-
Strap Colour-Black
Display Type-AMOLED
general
BrandXiaomiFastrack
ModelWatch S4 41mmReflex Smartwatch
Release dateSeptember 24, 2025-
Dial ShapeRoundRectangle
Strap MaterialMilaneseRubber
SizeRegularRegular
Touchscreen1.32No
Water Resistant5ATM-
Water Resistance Depth50 m-
UsageRegular-
Dial MaterialStainless steel-
Ideal ForUnisex-
Model Number-Watch-SWD90059PP01
Model Name-Reflex
Interchangeable Strap-Yes
Strap Colour-Black
Dial Colour-Black
dimensions
Width41.2-
Height41.2-
Diameter9.5-
Weight (g)32.00-
product details
SensorHeart rate sensor (with blood oxygen sensor), Accelerometer, Gyroscope, Ambient light sensor, Electronic compass, Barometer sensor, Temperature sensor-
Battery Type320mAh-
Battery Life8 days-
Talk time-10 day
connectivity features
Call FunctionYesYes
BluetoothYesYes
Bluetooth Version5.4v4.1
GPSYesYes
Messaging Support-No
Operating Range-10 meter
Call Features-Yes
platform and storage features
Operating SystemXiaomi HyperOS 3-
RAM-No
camera and display features
Display Resolution466 × 466-
Display Size41mm30mm
Other Display Features1500nits, 60Hz refresh rate-
Display Type-AMOLED
Backlight Display-Yes
fitness and watch functions
Step CountYes-
Heart Rate MonitorYes-
AltimeterYes-
CompassYes-
CalendarYes-
Alarm ClockYes-
Date & Time DisplayYesYes
LanguageEnglishEnglish
audio and video features
SpeakerYes-
MicrophoneYes-

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