Apple Watch Series 9 41mm vs Apple Watch SE 3 44mm

General

BrandAppleApple
ModelMR903HN/A
Model NameWatch Series 9 (GPS)Watch SE 3
SimYes
Ideal ForWomenMen, Women
Sales PackageSmartwatch, Strap, Magnetic Fast Charging USB-C Cable, User ManualSmartwatch, Charger, User Manual

Design and Body

Weight49.2 g33 g
MaterialAluminium100% Recycled Aluminum
StrapFluoroelastomer
ShapeRectangleRectangle
Water ResistantYesYes
Water Resistant Depth50 m50 m
Water Resistant CertificateWR50, IPX6
Dust ProofYes
Scratch ResistantYesYes

Display

TypeColor OLEDColor LTPO OLED
TouchYes, Multi TouchYes
Size1.61 inches1.51 inches
Resolution352 x 430 pixels368 x 448 pixels
PPI326 ppi326 ppi
Ambient Light SensorYes
Always On DisplayYes
Glass TypeTough Ion-X
FeaturesCrack Resistant, Always-On Retina LTPO OLED Display, Up to 2000 nits Brightness, Ion-X Glass DisplayUp to 1,000 Nits Peak Brightness

Memory

Inbuilt Memory64 GB64 GB

Connectivity

Wi-FiYes, IEEE 802.11b/g/nYes, Wi-Fi 4 (802.11n)
Voice CallingYes
BluetoothYes, 5.3Yes, 5.3
Bluetooth CallingYes
GPSYesYes
3GYes
4GYes
VoLTEYes

Extra

NFCYes
GyroscopeYes
Inbuilt MicrophoneYes
Inbuilt SpeakerYes
NotificationsYes
Extra FeaturesIn-built Siri Support, Crash Detection, Blood Glucose Level Monitoring, High and Low Heart Rate Notifications, Irregular Heart Rhythm Notification, Fall Detection, Dust Resistant IP6X Certification, Speaker, Microphone, W3 Wireless Chip, Find my Phone, Double Tap Gesture to receive and end the callEmergency SOS, International Emergency Calling, Crash Detection, Fall Detection, Noise Monitoring, Backtrack

Technical

OSWatchOS 10Watch OS
Compatible OSiPhone 7 or Later with iOS 16 or LateriOS
CPUS9 SiP with 64-bit ProcessorS10 Chip with 64‑bit
GPUPowerVR

Multimedia

MusicYesYes

Battery

Battery TypeLithium IonBuilt‑in Rechargeable Lithium‑ion Battery
Removable BatteryNon-Removable BatteryNon-Removable Battery
Battery Backup18 hours18 hours
Fast ChargingYesYes
Wireless ChargingYes
StandBy Time1.5 days

Fitness Features and Sensors

Heart Rate MonitorYesYes, Optical
SpO2 (Blood Oxygen) MonitorYes
BP MonitorYes
Temperature SensorYes
PedometerYesYes
AltimeterYesYes
CompassYes
Sleep MonitorYesYes
ReminderYesYes
Meters and SensorsCalorie Count, Step Count, Accelerometer, Gyro, Barometer, Compass, VO2max, Respiratory Rate, Temperature Sensing, ECG, Emergency SOSAccelerometer, Step Count
Extra FeaturesAlarm Clock, Stopwatch, TimerAlarm Clock, Stopwatch, Timer, Sleep Apnea, Irregular Rhythm Notifications, Cycle Tracking App with Retrospective Ovulation Estimates

Warranty

Warranty1 year, Manufacturer Warranty

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