Samsung Galaxy Watch Active 2

The Samsung Galaxy Watch Active 2 (stylized as Samsung Galaxy Watch Active2) is a smartwatch developed by Samsung Electronics, running the Tizen operating system. Announced on 5 August 2019, the Active 2 was scheduled for availability in the United States starting on 23 September 2019.^[1]

Samsung Galaxy Watch Active2 (SM-R820/R830)

Developer	Samsung Electronics
Manufacturer	Samsung Electronics
Product family	Samsung Galaxy Watch series
Type	Smartwatch
Release date	5 August 2019
Operating system	Tizen OS 5.5
System on a chip	Exynos 9110 (10 nm)
Display	1.4 Super AMOLED
Dimensions	44 × 44 × 10.9 mm (1.73 × 1.73 × 0.43 in)
Weight	42 g (1.48 oz)
Predecessor	Samsung Galaxy Watch Active
Successor	Samsung Galaxy Watch 4
Related	Samsung Galaxy
Website	Official website

The Active 2 was released in two sizes, 40 mm or 44 mm, and two connectivity formats, either Bluetooth or LTE capability. The LTE version functions as a standalone phone and allows a user to call, text, pay, and stream music or video without a nearby smartphone.^[2] An Under Armour Edition of the Active 2 was released on October 11, 2019, containing a watch face and strap branded with the Under Armour logo.^[3][4]

Samsung announced as part of the move to move from Tizen OS to Wear OS by Google starting from August 2022. The Watch Active 2 will stop receiving software and security updates, while the Watch 3 will stop receiving software updates in 2023. ^{[citation needed]}

Specifications

Model	Galaxy Watch Active 2		Source
Size	40 mm	44 mm	[5] [6]
Colors	Silver, Black, Gold	Silver, Black, Gold
Display	1.2" (30 mm)	1.4" (34 mm)
Resolution	360 x 360 pixels
Part No.	SM-R830	SM-R820
Glass	Corning Gorilla Glass DX+
Processor	Exynos 9110 dual core 1.15 GHz
Operating System	Tizen (OS 4.0)
Size	40 mm x 40 mm x 10.9 mm	44 mm x 44 mm x 10.9 mm
Weight (without strap)	26 g	30 g
Strap Size	20 mm
Water Resistance	5 ATM + IP68
Memory	LTE version: 1.5 GiB RAM + 4 GiB flash memory
	Bluetooth version: 768 MiB RAM + 4 GiB flash memory
Connectivity	3G/LTE with eSIM (Galaxy Watch LTE-Version only, R825 and R835) Bluetooth 5.0 Wi-Fi b/g/n NFC A-GPS, GLONASS
Sensors	MEMS Accelerometer MEMS Gyroscope MEMS Barometer Electro-optical sensor (for heart rate monitoring) Electrocardiogram ECG (for heart rate monitoring) Photodetector (for ambient light)
Battery	247 mAh	340 mAh