Samsung Galaxy Watch 4 (40mm) vs Samsung Galaxy Watch 3 (41mm) Specs Comparison

Design

Dimensions
	1.67 x 1.61 x 0.44 inches 42.5 x 41 x 11.3 mm
Weight
	1.70 oz (48.2 g)
Materials & Colors
Black, Silver, Green, Gold	Stainless steel: Mystic bronze, Mystic silver
Resistance
Water (up to 50 meters), Dust; IP68; MIL-STD-810 certified	Water (up to 50 meters), Dust; IP68; MIL-STD-810 certified

Display

Size
1.2-inch	1.2-inch
Resolution
450x450px, 530 PPI	360x360px, 424 PPI
Technology
Super AMOLED	Super AMOLED
Screen-to-body
	26.78 %
Features
Scratch-resistant glass (Corning Gorilla Glass DX+), Ambient light sensor	Scratch-resistant glass (Corning Gorilla Glass DX+), Ambient light sensor

Hardware

System chip
Exynos W920 (5 nm)	Samsung Exynos 9110 (10 nm)
Processor
	Dual-core 1150 MHz ARM Cortex-A53
GPU
	Mali-T720 MP1
RAM
1.5GB	1GB
Internal storage
16GB	8GB (eMMC)
Storage expansion
	not expandable
OS
Wear OS	Tizen
Compatible devices
	Android 5.0 or later and with more than 1.5GB of RAM iPhone 5 or later models with iOS 9.0 or later

Battery

Capacity
247 mAh	247 mAh
Type
Li - Ion	Li - Ion
Charging
Qi wireless charging	Qi wireless 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, Galileo
Sensors
Accelerometer, Gyroscope, Compass, Heart rate, Barometer, ECG, Blood Oxygen	Accelerometer, Gyroscope, Heart rate, Barometer, ECG
Other
NFC	NFC, ANT+

Multimedia

Speakers
Loudspeaker	Loudspeaker

Cellular

Data Speed
	LTE, HSPA, HSUPA
SIM type
	eSIM

Buyers information

MSRP
	$ 450 / € 467

Availability

Officially announced
Aug 11, 2021	Aug 05, 2020

Alternative variants

non-LTE version

MSRP	€ 418

Links

Full specifications
Samsung Galaxy Watch 4 (40mm) Specs	Samsung Galaxy Watch 3 (41mm) Specs
PhoneArena Review
Samsung Galaxy Watch 4 (40mm) Review	Samsung Galaxy Watch 3 (41mm) Review