Samsung Galaxy Watch4
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Top specifications
Heart rate sensor
Yes
Near Field Communication (NFC)
Yes
Device warranty
24 months
Battery capacity
Large: 361mAh
Small: 247mAh
Small: 247mAh
Body
Dimensions (mm)
Large: 43.3x44.4x9.8 (HxWxD)
Small: 39.3x40.4x9.8 (HxWxD)
Small: 39.3x40.4x9.8 (HxWxD)
Band type
FKM RUBBER
Buckle type
Aluminum
Front Case
Aluminum Gorilla Glass
Rear Case
Polybutylene terephthalate (PBT) + Glass Fiber Gorilla Glass
Weight (g)
Large: 30.3
Small: 25.9
Small: 25.9
Battery
Removable battery
No
Wireless charging
Yes
Battery capacity
Large: 361mAh
Small: 247mAh
Small: 247mAh
Connectivity
Bluetooth
Yes
Near Field Communication (NFC)
Yes
Wi-Fi
Yes
Display
Size (inches)
Large: 1.4
Small: 1.2
Small: 1.2
Type
Super AMOLED
Platform
Operating system
Wear OS+
Sensors
Accelerometer
Yes
Ambient light sensor
Yes
Barometer
Yes
Blood oxygen levels
Yes
Gyroscope
Yes
Heart rate sensor
Yes
Memory
Device memory
16GB
RAM
1.5GB
Features
Samsung Pay
Yes
Always On
Yes
Google Pay
Yes
GPS
Yes
Loudspeaker
Yes
Warranty
Device warranty
24 months
Compatibility
Compatibility
Compatible with Android 6.0 (M OS) or higher, RAM 1.5GB above
Not compatible when your phone doesn't support Google Mobile Service
Camera controller
Compatible with S9 or later, N9 or later, Fold / Z Flip or later
Buds controller
Compatible with Buds+ and later, Watch4 and later
Not compatible when your phone doesn't support Google Mobile Service
Camera controller
Compatible with S9 or later, N9 or later, Fold / Z Flip or later
Buds controller
Compatible with Buds+ and later, Watch4 and later
Virtual assistant
Bixby
Yes
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