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 (dual-SIM model only)
	3G bands	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
	4G bands	1, 2, 3, 5, 7, 8, 20, 40	1, 3, 5, 7, 8, 20, 40
	Speed	HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps or LTE-A (2CA) Cat6 300/50 Mbps

Launch	Announced	2017, January	2015, December
	Status	Available. Released 2017, January	Available. Released 2015, December

Body	Dimensions	135.4 x 66.2 x 7.9 mm (5.33 x 2.61 x 0.31 in)	134.5 x 65.2 x 7.3 mm (5.30 x 2.57 x 0.29 in)
	Weight	138 g (4.87 oz)	132 g (4.66 oz)
	Build	Glass front (Gorilla Glass 4), glass back (Gorilla Glass 4), aluminum frame	Glass front (Gorilla Glass 4), glass back (Gorilla Glass 4), aluminum frame
	SIM	Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)	Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
		IP68 dust/water resistant (up to 1.5m for 30 mins)

Display	Type	Super AMOLED	Super AMOLED
	Size	4.7 inches, 60.9 cm2 (~67.9% screen-to-body ratio)	4.7 inches, 60.9 cm2 (~69.4% screen-to-body ratio)
	Resolution	720 x 1280 pixels, 16:9 ratio (~312 ppi density)	720 x 1280 pixels, 16:9 ratio (~312 ppi density)
	Protection	Corning Gorilla Glass 4	Corning Gorilla Glass 4
		Always-on display

Platform	OS	Android 6.0.1 (Marshmallow), upgradable to Android 8.0 (Oreo)	Android 5.1.1 (Lollipop), upgradable to 7.0 (Nougat)
	Chipset	Exynos 7870 Octa (14 nm)	Exynos 7578 Qualcomm MSM8916 Snapdragon 410 (28 nm)
	CPU	Octa-core 1.6 GHz Cortex-A53	Quad-core 1.5 GHz Cortex-A53
	GPU	Mali-T830 MP1	Mali-T720MP2 Adreno 306

Memory	Card slot	microSDXC (uses shared SIM slot) - dual SIM model only	microSDXC (uses shared SIM slot) - dual SIM model only
	Internal	16GB 2GB RAM	16GB 1.5GB RAM
		eMMC 5.1	eMMC 4.5

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

Selfie Camera	Modules	8 MP, f/1.9, 24mm (wide)	5 MP, f/1.9
	Video	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, hotspot	Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
	Bluetooth	4.2, A2DP, LE	4.1, A2DP, EDR, LE
	GPS	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS
	NFC	Yes	Yes
	Infrared port	No	No
	Radio	FM radio	FM radio
	USB	USB Type-C 2.0	microUSB 2.0

Features	Sensors	Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer	Accelerometer, proximity, compass
		ANT+ Samsung Pay	ANT+

Battery	Type	Li-Ion 2350 mAh, non-removable	Li-Ion 2300 mAh, non-removable
	Stand-by
	Talk time	Up to 17 h (3G)	Up to 14 h (3G)
	Music play	Up to 55 h	Up to 58 h

Misc
	Colors	Black Sky, Gold Sand, Blue Mist, Peach Cloud	Black, White, Gold, Pink
	SAR		1.31 W/kg (head)     1.27 W/kg (body)
	SAR EU	0.35 W/kg (head)     1.38 W/kg (body)	0.49 W/kg (head)     0.62 W/kg (body)
	Models	SM-A320F, SM-A320Y, SM-A320FL	SM-A310F, SM-A310M, SM-A310Y, SM-A310N0
	Price	About 220 EUR	About 130 EUR

Tests	Performance	GFXBench: 3.9fps (ES 3.1 onscreen)
	Display	Contrast ratio: Infinite (nominal), 3.688 (sunlight)
	Loudspeaker	Voice 66dB / Noise 66dB / Ring 75dB
	Audio quality	Noise -94.7dB / Crosstalk -92.3dB
	Battery life	93h endurance rating