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Network	Technology	GSM / HSPA / LTE	No cellular connectivity
	2G bands	GSM 850 / 900 / 1800 / 1900	N/A
	3G bands	HSDPA 850 / 900 / 2100
	4G bands	1, 3, 5, 7, 8, 20
	Speed	HSPA, LTE
	GPRS	Yes	No
	EDGE	Yes	No

Launch	Announced	2020, August 05	2016, August. Released 2016, November
	Status	Available. Released 2020, August 06	Discontinued

Body	Dimensions	46.2 x 45 x 11.1 mm (1.82 x 1.77 x 0.44 in)	49 x 46 x 12.9 mm (1.93 x 1.81 x 0.51 in)
	Weight	53.8 (45mm), 48.2 g (41mm), 43 g (45mm tt.) (1.90 oz)	63 g (2.22 oz)
	Build	Glass front (Gorilla Glass DX), stainless steel frame 316L or titanium frame	Glass front (Gorilla Glass 3), stainless steel 316L frame
	SIM	eSIM	No
		MIL-STD-810G compliant* 50m water resistant (IP68) ECG certified Blood pressure monitor Compatible with standard 22mm straps Rotating bezel *does not guarantee ruggedness or use in extreme conditions	IP68 dust/water resistant (up to 1.5m for 30 min) Compatible with standard 22mm straps

Display	Type	Super AMOLED	Super AMOLED
	Size	1.4 inches	1.3 inches
	Resolution	360 x 360 pixels (~364 ppi density)	360 x 360 pixels (~278 ppi density)
	Protection	Corning Gorilla Glass DX	Corning Gorilla Glass SR+
		Always-on display	Always-on display Rotating bezel

Platform	OS	Tizen OS 5.5	Tizen OS 5.5
	Chipset	Exynos 9110 (10 nm)	Exynos 7 Dual 7270 (14 nm)
	CPU	Dual-core 1.15 GHz Cortex-A53	Dual-core 1.0 GHz Cortex-A53
	GPU	Mali-T720

Memory	Card slot	No	No
	Internal	4GB 1GB RAM, 8GB 1GB RAM	4GB 768MB RAM
		eMMC

Main Camera	Modules	No	No

Selfie Camera	Modules	No	No

Sound	Loudspeaker	Yes	Yes
	3.5mm jack	No	No

Comms	WLAN	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11 b/g/n
	Bluetooth	5.0, A2DP, LE	4.2, A2DP, LE
	Positioning	GPS, GLONASS, GALILEO, BDS	GPS, GLONASS
	NFC	Yes	Yes
	Infrared port	No	No
	Radio	No	No
	USB	No	No

Features	Sensors	Accelerometer, gyro, heart rate, barometer	Accelerometer, gyro, heart rate, barometer
		Natural language commands and dictation Samsung Pay	S-Voice natural language commands and dictation Samsung Pay

Battery	Type	Li-Ion 340 mAh, non-removable	Li-Ion 380 mAh, non-removable
	Charging	Wireless (Qi)	Wireless (Qi)
	Stand-by		Up to 72 h (3G)
	Talk time

Misc
	Colors	Mystic Bronze, Mystic Black, Mystic White	Silver
	Models	SM-R850, SM-R840, SM-R855F, SM-R845F, SM-R855U, SM-R845U
	Price	$ 67.99 / € 132.86	About 210 EUR