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, 13, 17, 20, 28, 38, 40, 41, 66	1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
	Speed	HSPA, LTE-A	HSPA, LTE-A

Launch	Announced	2019, August 22	2020, April 30
	Status	Available. Released 2019, September 11	Available. Released 2020, May 12

Body	Dimensions	158.5 x 74.7 x 7.8 mm (6.24 x 2.94 x 0.31 in)	162.3 x 77.2 x 8.9 mm (6.39 x 3.04 x 0.35 in)
	3D size compare	Size up
	Weight	169 g (5.96 oz)	199 g (7.02 oz)
	Build	Glass front, plastic back, plastic frame	Glass front (Gorilla Glass 5), plastic frame, plastic back
	SIM	Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
			Water-repellent coating

Display	Type	Super AMOLED	IPS LCD, 450 nits (typ)
	Size	6.4 inches, 100.5 cm2 (~84.9% screen-to-body ratio)	6.53 inches, 104.7 cm2 (~83.5% screen-to-body ratio)
	Resolution	720 x 1560 pixels, 19.5:9 ratio (~268 ppi density)	1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
	Protection		Corning Gorilla Glass 5

Platform	OS	Android 9.0 (Pie), upgradable to Android 11, One UI 3.1	Android 10, upgradable to Android 11, MIUI 12.5 E
	Chipset	Exynos 7904 (14 nm)	Mediatek MT6769Z Helio G85 (12nm)
	CPU	Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)	Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
	GPU	Mali-G71 MP2	Mali-G52 MC2

Memory	Card slot	microSDXC (dedicated slot)	microSDXC (dedicated slot)
	Internal	32GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM	64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
		eMMC 5.1

Main Camera	Modules	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)	48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro), AF 2 MP, f/2.4, (depth)
	Features	LED flash, panorama, HDR	LED flash, HDR, panorama
	Video	1080p@30fps	1080p@30fps

Selfie Camera	Modules	16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm	13 MP, f/2.3, 29mm (standard), 1/3.1", 1.12µm
	Features		HDR, panorama
	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 a/b/g/n/ac, dual-band, Wi-Fi Direct
	Bluetooth	5.0, A2DP, LE	5.0, A2DP, LE
	Positioning	GPS, GLONASS, GALILEO, BDS	GPS, GLONASS, GALILEO, BDS
	NFC	Yes (market/region dependent)	Yes (market/region dependent) M2003J15SG (Yes); M2003J15SS (No)
	Infrared port	No	Yes
	Radio	FM radio	FM radio, built-in antenna
	USB	USB Type-C 2.0, OTG	USB Type-C 2.0

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

Battery	Type	Li-Po 4000 mAh, non-removable	Li-Po 5020 mAh, non-removable
	Charging	15W wired	18W wired 9W reverse wired
	Stand-by
	Talk time

Misc
	Colors	Prism Crush Black, Prism Crush White, Prism Crush Green, Prism Crush Violet2	Forest Green, Midnight Grey, Polar White
	SAR	0.87 W/kg (head)     0.43 W/kg (body)	0.84 W/kg (head)     0.90 W/kg (body)
	SAR EU	1.05 W/kg (head)     1.54 W/kg (body)	0.80 W/kg (head)     1.14 W/kg (body)
	Models	SM-A307F, SM-A307FN, SM-A307G, SM-A307GN, SM-A307GT	M2003J15SC, M2003J15SG, M2003J15SS
	Price	About 260 EUR	$ 105.30 / £ 120.00 / € 107.38 / ₹ 7,599

Tests	Performance		AnTuTu: 200414 (v8) GeekBench: 1292 (v5.1)
	Display		Contrast ratio: 1242:1 (nominal)
	Loudspeaker		-30.1 LUFS (Below average)
	Battery (old)		Endurance rating 125h