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 / 1700(AWS) / 1900 / 2100
		HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
	4G bands	1, 3, 5, 7, 8, 20, 38, 40, 41	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 38, 40, 41, 66
		1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 38, 40, 41, 66
	Speed	HSPA 42.2/5.76 Mbps, LTE-A	HSPA 42.2/5.76 Mbps, LTE-A

Launch	Announced	2019, February 25	2019, August 22
	Status	Available. Released 2019, March	Available. Released 2019, September 11

Body	Dimensions	158.5 x 74.7 x 7.7 mm (6.24 x 2.94 x 0.30 in)	158.5 x 74.7 x 7.8 mm (6.24 x 2.94 x 0.31 in)
	Weight	165 g (5.82 oz)	169 g (5.96 oz)
	Build	Glass front (Gorilla Glass 3), plastic back, plastic frame	Glass front, plastic back, plastic frame
	SIM	Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)	Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Display	Type	Super AMOLED	Super AMOLED
	Size	6.4 inches, 100.5 cm2 (~84.9% screen-to-body ratio)	6.4 inches, 100.5 cm2 (~84.9% screen-to-body ratio)
	Resolution	1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)	720 x 1560 pixels, 19.5:9 ratio (~268 ppi density)
	Protection	Corning Gorilla Glass 3	Unspecified

Platform	OS	Android 9.0 (Pie), upgradable to Android 10, One UI 2.0	Android 9.0 (Pie), upgradable to Android 10, One UI 2.0
	Chipset	Exynos 7904 (14 nm)	Exynos 7904 (14 nm)
	CPU	Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)	Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
	GPU	Mali-G71 MP2	Mali-G71 MP2

Memory	Card slot	microSDXC (dedicated slot)	microSDXC (dedicated slot)
	Internal	32GB 3GB RAM, 64GB 4GB RAM	32GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM
		eMMC 5.1	eMMC 5.1

Main Camera	Modules	16 MP, f/1.7, 27mm (wide), PDAF 5 MP, f/2.2, 12mm, (ultrawide)	25 MP, f/1.7, 27mm (wide), PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.2, (depth)
	Features	LED flash, panorama, HDR	LED flash, panorama, HDR
	Video	1080p@30fps	1080p@30fps

Selfie Camera	Modules	16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm	16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
	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, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
	Bluetooth	5.0, A2DP, LE	5.0, A2DP, LE
	GPS	Yes, with A-GPS, GLONASS, GALILEO, BDS	Yes, with A-GPS, GLONASS, GALILEO, BDS
	NFC	No	Yes (market/region dependent)
	Infrared port	No	No
	Radio	FM radio	FM radio
	USB	USB Type-C 2.0, USB On-The-Go	USB Type-C 2.0, USB On-The-Go

Features	Sensors	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Battery	Type	Li-Po 4000 mAh, non-removable	Li-Po 4000 mAh, non-removable
	Charging	Fast charging 15W	Fast charging 15W
	Stand-by
	Talk time

Misc
	Colors	Black, Blue, Red, White	Prism Crush Black, Prism Crush White, Prism Crush Green, Prism Crush Violet2
	SAR	0.32 W/kg (head)     0.40 W/kg (body)	0.87 W/kg (head)     0.43 W/kg (body)
	SAR EU	0.25 W/kg (head)     1.17 W/kg (body)	1.05 W/kg (head)     1.54 W/kg (body)
	Models	SM-A305F, SM-A305FN, SM-A305G, SM-A305GN, SM-A305YN, SM-A3050, SM-A305N, SM-A305GT	SM-A307F, SM-A307FN, SM-A307G, SM-A307GN, SM-A307GT
	Price	$ 250.00	$ 249.99 / £ 191.00 / € 229.00

Tests	Performance	AnTuTu: 96550 (v7) GeekBench: 4146 (v4.4) GFXBench: 4.6fps (ES 3.1 onscreen)
	Display	Contrast ratio: Infinite (nominal)
	Loudspeaker	Voice 65dB / Noise 66dB / Ring 68dB
	Audio quality	Noise -93.3dB / Crosstalk -88.9dB
	Battery life	92h endurance rating