Samsung Galaxy Watch 3 (45mm) vs Samsung Galaxy Watch 4 (44mm) Specs Comparison

Availability

Officially announced
Aug 05, 2020	Aug 11, 2021
Prices (MSRP)
$480 | €496

Design

Dimensions
1.82 x 1.77 x 0.44 inches 46.2 x 45 x 11.1 mm
Weight
1.90 oz (53.8 g)
Materials & Colors
Stainless steel: Mystic silver, Mystic black Titanium: Mystic black	Black, Silver, Green, Gold
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
1.4-inch, 30.42% screen-to-body	1.4-inch
Type
Super AMOLED	Super AMOLED
Resolution
360x360px, 364 PPI	450x450px, 455 PPI
Protection
Corning Gorilla Glass DX+	Corning Gorilla Glass DX+

Hardware

System chip
Samsung Exynos 9110 (10 nm)	Exynos W920 (5 nm)
Processor
Dual-core 1150 MHz ARM Cortex-A53
GPU
Mali-T720 MP1
Memory
1GB/8GB (eMMC)	1.5GB/16GB
Storage expansion
not expandable
OS
Tizen	Wear OS
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

Type
340 mAh, Li - Ion	361 mAh, Li - Ion
Charging
Qi wireless charging	Qi wireless charging

Camera

Connectivity & Features

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

Multimedia

Speakers
Loudspeaker	Loudspeaker

Cellular

Data Speed
LTE, HSPA, HSUPA
SIM type
eSIM

Alternative variants

non-LTE version

Prices (MSRP)	$430 | €447

Links

Full specifications
Samsung Galaxy Watch 3 (45mm) Specs	Samsung Galaxy Watch 4 (44mm) Specs
PhoneArena Review
Samsung Galaxy Watch 3 (45mm) Review	Samsung Galaxy Watch 4 (44mm) Review