Apple Watch Series 11 GPS+Cellular vs Xiaomi Watch S4 15th Anniversary Edition comparison

Compare Apple Watch Series 11 GPS+Cellular
Compare Xiaomi Watch S4 15th Anniversary Edition
ratings
Overall NDTV RatingRead Review-
Design and comfort Rating-
Tracking accuracy Rating-
Software and ecosystem Rating-
Battery life Rating-
key specs
Strap ColourBlue-
Display Size42mm36mm
Compatible OSiOS 26Android 8.0 or above, iOS 12.0 or above
Strap MaterialSilicone-
Dial ShapeSquareRound
Display TypeOLED RetinaAMOLED
Ideal ForUnisexUnisex
general
BrandAppleXiaomi
ModelWatch Series 11 GPS+CellularWatch S4 15th Anniversary Edition
Release dateSeptember 9, 2025May 23, 2025
Model NameWatch Series 11Xiaomi Watch S4 15th Anniversary Edition
Dial ColourRose Gold, Silver, Space Grey, Jet Black, Gold, Natural, SlateBlack
Dial ShapeSquareRound
Strap ColourBlue-
Strap MaterialSilicone-
SizeRegularRegular
TouchscreenYes1.43
Interchangeable StrapYesYes
Water ResistantWR505 ATM
Water Resistance Depth50-
Dial MaterialAluminum-
Ideal ForUnisexUnisex
Usage-Regular
dimensions
Width3647.3
Height4247.3
Thickness9.712
Weight (g)29.7044.50
product details
Compatible DeviceiPhone 11 and aboveAndroid and iOS
Battery LifeUp to 24 hours-
Charger TypeWireless-
Sensor-Heart Rate Monitor, Stress, Sleep
Battery Type-486mAh
connectivity features
Call FunctionYes-
BluetoothYesYes
Bluetooth Version5.35.3
Wi-FiYesYes
GPSYesYes
Messaging SupportYes-
Other Connectivity Features-NFC, Galileo, Glonass, Beidou, QZSS
platform and storage features
Operating SystemwatchOS 26HyperOS 2
Compatible Operating SystemiOS 26Android 8.0 or above, iOS 12.0 or above
Processor NameApple S10-
Internal Memory64GB-
camera and display features
Display Size42mm36mm
Display TypeOLED RetinaAMOLED
Scratch ResistantIon-X glass-
Display Resolution-466 x 466
fitness and watch functions
Step CountYesYes
Calorie CountYesYes
Heart Rate MonitorYesYes
CompassYes-
CalendarYes-
Alarm ClockYesYes
Date & Time DisplayYesYes
Number of Buttons2-
Other Fitness FeaturesECG, Hypertension Notifications, Sleep Apnea Detection, Sleep Score, Workout Buddy-
Language-English
audio and video features
SpeakerYes-
Gesture ControlYes-
MicrophoneYes-
Voice ControlYes-

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