Samsung Galaxy Watch 4 (40mm) vs Samsung Galaxy Watch 7 (44mm) Specs Comparison

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

Display

Size:

1.2 inches
1.5 inches

Resolution:

450 x 450 pixels, 530 PPI
480 x 480 pixels, 453 PPI

Technology:

Super AMOLED
Super AMOLED

Features:

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

Hardware

System chip:

Exynos W920 (5 nm)
Exynos W1000 (3 nm)

RAM:

1.5GB
2GB

Internal storage:

16GB
32GB

OS:

Wear OS
Wear OS

Device type:

Smartwatch

Battery

Capacity:

247 mAh
425 mAh

Type:

Li - Ion, Not user replaceable
Not user replaceable

Charging:

Qi wireless charging

Design

Dimensions:

1.75 x 1.75 x 0.38 inches (44.4 x 44.4 x 9.7mm)

Weight:

1.19 oz (33.8 g)

Materials:

Back: Aluminum

Materials & Colors:

Black, Silver, Green, Gold

Resistance:

Water (up to 50 meters), Dust; IP68; MIL-STD-810 certified
Water (up to 5 meters), Dust; IP68; MIL-STD-810 certified

Cellular

Data Speed:

LTE

SIM type:

eSIM

Multimedia

Speakers:

Loudspeaker

Connectivity & Features

Bluetooth:

5.0
5.3

Wi-Fi:

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

Location:

GPS, Glonass, Galileo, BeiDou
Glonass, Galileo, BeiDou

Sensors:

Accelerometer, Gyroscope, Compass, Heart rate, Barometer, ECG, Blood Oxygen
Accelerometer, Gyroscope, Pedometer, Compass, Heart rate, Thermometer, Barometer, Step detector, ECG, Blood Oxygen

Other:

NFC
NFC

Availability

Officially announced:

Yes
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