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Network	Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
	2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
	3G Network	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
	4G Network	LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 20(800), 26(850)	LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 66(1700/2100), 38(2600), 39(1900), 40(2300), 41(2500)
	Speed	HSPA 42.2/5.76 Mbps, LTE-A Cat6 300/50 Mbps	HSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat16 1024/150 Mbps

Launch	Announced	2015, March	2017, March
	Status	Available. Released 2015, April	Available. Released 2017, April

Body	Dimensions	143.4 x 70.5 x 6.8 mm (5.65 x 2.78 x 0.27 in)	148.9 x 68.1 x 8 mm (5.86 x 2.68 x 0.31 in)
	Weight	138 g (4.87 oz)	155 g (5.47 oz)
	Build	Front/back glass (Gorilla Glass 4), aluminum frame	Front/back glass (Gorilla Glass 5), aluminum frame
	SIM	Nano-SIM	Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
		Samsung Pay (Visa, MasterCard certified)	Samsung Pay (Visa, MasterCard certified) IP68 dust/water proof (up to 1.5m for 30 mins)

Display	Type	Super AMOLED capacitive touchscreen, 16M colors	Super AMOLED capacitive touchscreen, 16M colors
	Size	5.1 inches, 71.5 cm2 (~70.7% screen-to-body ratio)	5.8 inches, 84.8 cm2 (~83.6% screen-to-body ratio)
	Resolution	1440 x 2560 pixels, 16:9 ratio (~577 ppi density)	1440 x 2960 pixels, 18.5:9 ratio (~570 ppi density)
	Protection	Corning Gorilla Glass 4	Corning Gorilla Glass 5
			HDR10 3D Touch (home button only) Always-on display

Platform	OS	Android 5.0.2 (Lollipop), upgradable to Android 8.0 (Oreo); TouchWiz UI	Android 7.0 (Nougat), upgradable to Android 9.0 (Pie); One UI
	Chipset	Exynos 7420 Octa (14 nm)	Exynos 8895 (10 nm) - EMEA Qualcomm MSM8998 Snapdragon 835 (10 nm) - USA & China
	CPU	Octa-core (4x2.1 GHz Cortex-A57 & 4x1.5 GHz Cortex-A53)	Octa-core (4x2.3 GHz Mongoose M2 & 4x1.7 GHz Cortex-A53) - EMEA Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) - USA & China
	GPU	Mali-T760MP8	Mali-G71 MP20 - EMEA Adreno 540 - USA & China

Memory	Card slot	No	microSD, up to 1 TB (uses shared SIM slot) - dual SIM model only
	Internal	32/64/128GB, 3GB RAM	64GB 4GB RAM

Main Camera	Modules	16 MP, f/1.9, 28mm (wide), 1/2.6", 1.12µm, AF, OIS	12 MP, f/1.7, 26mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS
	Features	LED flash, auto-HDR, panorama	LED flash, auto-HDR, panorama
	Video	2160p@30fps, 1080p@30/60fps, 720p@120fps, HDR, dual-video rec., stereo sound rec., OIS, gyro-EIS	2160p@30fps, 1080p@30/60fps, 720p@240fps, HDR, dual-video rec., stereo sound rec., gyro-EIS, OIS

Selfie Camera	Modules	5 MP, f/1.9, 22mm (wide), 1/4.1", 1.34µm	8 MP, f/1.7, 25mm (wide), 1/3.6", 1.22µm, AF
	Features	Dual video call, Auto-HDR	Dual video call, Auto-HDR
	Video	1440p@30fps	1440p@30fps

Sound	Loudspeaker	Yes	Yes
	3.5mm jack	Yes	Yes
		24-bit/192kHz audio Active noise cancellation with dedicated mic	32-bit/384kHz audio Active noise cancellation with dedicated mic

Comms	WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
	Bluetooth	4.1, A2DP, LE, aptX	5.0, A2DP, LE, aptX
	GPS	Yes, with A-GPS, GLONASS, BDS	Yes, with A-GPS, GLONASS, BDS, GALILEO
	NFC	Yes	Yes
	Infrared port	Yes	No
	Radio	No	No
	USB	microUSB 2.0, USB Host	3.1, Type-C 1.0 reversible connector

Features	Sensors	Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2	Iris scanner, fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2
		ANT+ S-Voice natural language commands and dictation	Samsung DeX (desktop experience support) ANT+ Bixby natural language commands and dictation

Battery		Non-removable Li-Ion 2550 mAh battery	Non-removable Li-Ion 3000 mAh battery (11.55 Wh)
	Charging	Fast battery charging 15W Qi/PMA wireless charging (market dependent)	Fast battery charging 15W (Quick Charge 2.0) Qi/PMA wireless charging (market dependent)
	Stand-by
	Talk time	Up to 17 h (3G)	Up to 20 h (3G)
	Music play	Up to 49 h	Up to 67 h

Misc
	Colors	White Pearl, Black Sapphire, Gold Platinum, Blue Topaz	Midnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold, Rose Pink, Burgundy Red
	SAR	1.15 W/kg (head)     1.16 W/kg (body)	0.44 W/kg (head)     0.75 W/kg (body)
	SAR EU	0.38 W/kg (head)     0.50 W/kg (body)	0.32 W/kg (head)     1.27 W/kg (body)
	Price	About 280 EUR	About 400 EUR

Tests	Performance	Basemark OS II: 1663 / Basemark OS II 2.0: 1641 Basemark X: 22752	Basemark OS II: 3272 / Basemark OS II 2.0: 3376 Basemark X: 42370
	Display	Contrast ratio: Infinite (nominal), 4.124 (sunlight)	Contrast ratio: Infinite (nominal), 4.768 (sunlight)
	Camera	Compare PHOTO / Compare VIDEO
	Loudspeaker	Voice 68dB, noise 66dB, ring 73dB	Voice 66dB, noise 70dB, ring 72dB
	Audio quality	Noise -95.6dB / Crosstalk -94.5dB	Noise -92.5dB / Crosstalk -92.8dB
	Battery life	73h endurance rating	84h endurance rating