Compare specs

Network	Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
	2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
	3G bands	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
	4G bands	1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41, 66	1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41, 66 - J810Y/DS
	Speed	HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps	HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps

Launch	Announced	2017, June	2018, May
	Status	Available. Released 2017, July	Available. Released 2018, July

Body	Dimensions	152.5 x 74.8 x 8 mm (6.00 x 2.94 x 0.31 in)	159.2 x 75.7 x 8.2 mm (6.27 x 2.98 x 0.32 in)
	3D size compare	Size up
	Weight	181 g (6.38 oz)	177 g (6.24 oz)
	Build	Glass front, aluminum back, aluminum frame	Glass front, plastic back, plastic frame
	SIM	Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)

Display	Type	Super AMOLED	Super AMOLED
	Size	5.5 inches, 83.4 cm2 (~73.1% screen-to-body ratio)	6.0 inches, 91.4 cm2 (~75.8% screen-to-body ratio)
	Resolution	1080 x 1920 pixels, 16:9 ratio (~401 ppi density)	720 x 1480 pixels, 18.5:9 ratio (~274 ppi density)
		Always-on display

Platform	OS	Android 7.0 (Nougat), upgradable to Android 9.0 (Pie), One UI	Android 8.0 (Oreo), upgradable to Android 9.0 (Pie)
	Chipset	Exynos 7870 Octa (14 nm)	Qualcomm SDM450 Snapdragon 450 (14 nm)
	CPU	Octa-core 1.6 GHz Cortex-A53	Octa-core 1.8 GHz Cortex-A53
	GPU	Mali-T830 MP1	Adreno 506

Memory	Card slot	microSDXC (dedicated slot)	microSDXC (dedicated slot)
	Internal	16GB 3GB RAM, 32GB 3GB RAM, 64GB 3GB RAM	32GB 3GB RAM, 64GB 4GB RAM
		eMMC 5.1	eMMC 5.1

Main Camera	Modules	13 MP, f/1.7, 27mm (wide), AF	16 MP, f/1.7, AF 5 MP, f/1.9, (depth)
	Features	LED flash, panorama, HDR	LED flash, panorama, HDR
	Video	1080p@30fps	1080p@30fps

Selfie Camera	Modules	13 MP, f/1.9, 28mm (wide), 1/3.1", 1.12µm	16 MP, f/1.9, 26mm (wide), 1/3.06", 1.0µm
	Features	LED flash	LED flash
	Video	1080p@30fps	1080p@30fps

Sound	Loudspeaker	Yes	Yes
	3.5mm jack	Yes	Yes

Comms	WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct	Wi-Fi 802.11 b/g/n, Wi-Fi Direct
	Bluetooth	4.1, A2DP, LE	4.2, A2DP, LE
	Positioning	GPS, GLONASS, BDS	GPS, GLONASS, BDS
	NFC	Yes	No
	Infrared port	No	No
	Radio	FM radio	FM radio, recording
	USB	microUSB 2.0, OTG	microUSB 2.0, OTG

Features	Sensors	Fingerprint (front-mounted), accelerometer, gyro, proximity, compass	Fingerprint (rear-mounted), accelerometer, proximity
		ANT+

Battery	Type	Li-Ion 3600 mAh, non-removable	Li-Ion 3500 mAh, non-removable
	Talk time	Up to 24 h (3G)	Up to 23 h (3G)
	Music play	Up to 91 h	Up to 112 h

Misc
	Colors	Black, Blue, Gold, Rose Gold	Black, Gold, Blue, Purple
	SAR	0.71 W/kg (head)
	SAR EU	0.57 W/kg (head)     1.33 W/kg (body)	0.57 W/kg (head)     1.18 W/kg (body)
	Models	SM-J730G, SM-J730GM	SM-J810G, SM-J810F, J810Y, SM-J810Y, SM-J810GF, SM-J810M
	Price	About 200 EUR	About 310 EUR

Tests	Performance	GeekBench: 3768 (v4.4) GFXBench: 1.9fps (ES 3.1 onscreen)
	Display	Contrast ratio: Infinite (nominal), 3.998 (sunlight)
	Loudspeaker	Voice 68dB / Noise 69dB / Ring 82dB
	Audio quality	Noise -92.7dB / Crosstalk -92.4dB
	Battery (old)	Endurance rating 107h