Apple Watch Series 9 GPS + Cellular vs Amazfit GTS 4 comparison

Compare Apple Watch Series 9 GPS + Cellular
Compare Amazfit GTS 4
ratings
Overall NDTV RatingRead Review-
Design and comfort Rating-
Tracking accuracy Rating-
Software and ecosystem Rating-
Battery life Rating-
key specs
Strap MaterialSilicone-
Dial ShapeRectangleRectangle
Display TypeOLED Retina-
Ideal ForUnisex-
general
BrandAppleAmazfit
ModelWatch Series 9 GPS + CellularGTS 4
Release dateSeptember 12, 2023September 1, 2022
Model NameWatch Series 9 GPS-
Dial ShapeRectangleRectangle
Strap MaterialSilicone-
SizeRegularRegular
TouchscreenYesYes
Interchangeable StrapYes-
Water ResistantYes5ATM
Water Resistance Depth5ATM-
UsageFitness & Outdoor-
Ideal ForUnisex-
product details
SensorCompass, Always-On Altimeter, optical heart rate sensor, Accelerometer, Gyroscope and Ambient light sensorBioTracker 4.0 PPG, Acceleration sensor, Gyroscope, Geomagnetic sensor, Barometric altimeter, Ambient light sensor
Compatible DeviceiOS-
NotificationYes-
Battery Life18 hours8 days
Rechargeable BatteryYes-
Charge Time-2 hours
Charger Type-Magnetic Charger
connectivity features
Call FunctionYesYes
BluetoothYesYes
Wi-FiYesYes
GPSYesYes
Messaging SupportYes-
Email SupportYes-
Call FeaturesInternational Emergency CallingMake Calls, Reject Calls
Other Connectivity FeaturesEmergency SOS-
Bluetooth Version-v5.0
Third Party App Support-Yes
platform and storage features
Operating SystemwatchOSZepp OS 2.0
Number of Coresdual-core-
Processor NameS9-
Internal Memory64GB-
camera and display features
Display TypeOLED Retina-
Backlight DisplayYes-
Other Display FeaturesLTPO OLED Always-On Retina display, up to 2000 nits of peak brightness-
fitness and watch functions
Step CountYesYes
Calorie CountYes-
Heart Rate MonitorYesYes
AltimeterYes-
CompassYes-
CalendarYes-
Alarm ClockYes-
ChronographYes-
Date & Time DisplayYes-
LanguageEnglish-
Number of Buttons2-
Other Fitness FeaturesBlood Oxgen Sensor, ECG sensorOver 150 Sports Modes, Automatic Recognition
audio and video features
SpeakerYes-
Gesture ControlYes-
MicrophoneYes-
Voice ControlYes-
dimensions
Width-42.7mm
Height-36.5mm
Thickness-9.9mm
Weight (g)-27.00

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