Samsung Galaxy Watch 4 (40mm)

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

1.2 inches

Resolution:

450 x 450 pixels, 530 PPI

Technology:

Super AMOLED

Features:

Scratch-resistant glass (Corning Gorilla Glass DX+), Ambient light sensor

Hardware

System chip:

Exynos W920 (5 nm)

RAM:

1.5GB

Internal storage:

16GB

OS:

Wear OS

Battery

Capacity:

247 mAh

Type:

Li - Ion, Not user replaceable

Charging:

Qi wireless charging

Design

Materials & Colors:

Black, Silver, Green, Gold

Resistance:

Water (up to 50 meters), Dust; IP68; MIL-STD-810 certified

Multimedia

Speakers:

Loudspeaker

Connectivity & Features

Bluetooth:

5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band

Location:

GPS, Glonass, Galileo, BeiDou

Sensors:

Accelerometer, Gyroscope, Compass, Heart rate, Barometer, ECG, Blood Oxygen

Other:

NFC

Availability

Officially announced:

Aug 11, 2021
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