Samsung Galaxy Watch 4 (40mm) vs Apple Watch SE (40mm) Specs Comparison

Design

Wrist size
	Case fits 130-200 mm wrists
Materials & Colors
Black, Silver, Green, Gold	Aluminum: Silver, Space gray, Gold
Resistance
Water (up to 50 meters), Dust; IP68; MIL-STD-810 certified	Water (up to 50 meters)

Display

Size
1.2-inch	1.6-inch
Resolution
450x450px, 530 PPI	394x324px, 325 PPI
Technology
Super AMOLED	OLED
Screen-to-body
	57.48 %
Peak brightness
	1000 cd/m2 (nit)
Features
Scratch-resistant glass (Corning Gorilla Glass DX+), Ambient light sensor	Pressure-sensitive, Scratch-resistant glass (Sapphire), Ambient light sensor

Hardware

System chip
Exynos W920 (5 nm)	Apple S5
Processor
	Dual-core
GPU
	PowerVR
Memory
1.5GB/16GB	1GB/32GB
Storage expansion
	not expandable
OS
Wear OS	watchOS (9.x, 8.x, 7.x)
Compatible devices
	Apple iPhone 6s or later with iOS 13 or later

Battery

Type
247 mAh, Li - Ion	Li - Ion
Charging
Qi wireless charging	Magnetic charging

Camera

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
802.11 a,b,g,n,ac,dual-band	802.11 b,g,n
Location
GPS, Glonass, Galileo, BeiDou	GPS, Glonass
Sensors
Accelerometer, Gyroscope, Compass, Heart rate, Barometer, ECG, Blood Oxygen	Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Barometer
Other
NFC	NFC

Multimedia

Speakers
Loudspeaker	Loudspeaker

Cellular

4G (FDD)
	Bands 1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 66(AWS-3)
4G (TDD)
	Bands 39, 40, 41
3G
	Bands 1, 2, 4, 5
Data Speed
	LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
	eSIM

Buyers information

MSRP
	$ 329

Availability

Officially announced
Aug 11, 2021	Sep 15, 2020

Alternative variants

non-LTE version

MSRP	$ 279

Links

Full specifications
Samsung Galaxy Watch 4 (40mm) Specs	Apple Watch SE (40mm) Specs
PhoneArena Review
Samsung Galaxy Watch 4 (40mm) Review