Compare Samsung Galaxy M51 vs. Samsung Galaxy M31 - GSMArena.com

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Full Differences

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Samsung Galaxy M51

Samsung Galaxy M31

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Network	Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
	2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	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, 26, 28, 38, 40, 41, 66	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
	Speed	HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 400/50 Mbps	HSPA 42.2/5.76 Mbps, LTE-A

Launch	Announced	2020, August 31	2020, February 25
Launch	Status	Available. Released 2020, September 11	Available. Released 2020, March 05

Body	Dimensions	163.9 x 76.3 x 9.5 mm (6.45 x 3.00 x 0.37 in)	159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in)
	Weight	213 g (7.51 oz)	191 g (6.74 oz)
	Build	Glass front (Gorilla Glass 3+), plastic back, plastic frame	Glass front (Gorilla Glass 3), plastic back, plastic frame
	SIM	Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)

Display	Type	Super AMOLED Plus	Super AMOLED, 420 nits (peak)
	Size	6.7 inches, 108.4 cm² (~86.7% screen-to-body ratio)	6.4 inches, 100.5 cm² (~84.1% screen-to-body ratio)
	Resolution	1080 x 2400 pixels, 20:9 ratio (~393 ppi density)	1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
	Protection	Corning Gorilla Glass 3+	Corning Gorilla Glass 3

Platform	OS	Android 10, upgradable to Android 12, One UI 4.1	Android 10, upgradable to Android 12, One UI 4.1
	Chipset	Qualcomm SDM730 Snapdragon 730G (8 nm)	Exynos 9611 (10nm)
	CPU	Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)	Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
	GPU	Adreno 618	Mali-G72 MP3

Memory	Card slot	microSDXC (dedicated slot)	microSDXC (dedicated slot)
	Internal	128GB 6GB RAM, 128GB 8GB RAM	64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
			UFS 2.1

Main Camera	Modules	64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP, f/2.4, (macro) 5 MP, f/2.4, (depth)	64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 5 MP, f/2.2, (depth)
	Features	LED flash, panorama, HDR	LED flash, panorama, HDR
	Video	[email protected], [email protected]	[email protected], [email protected], gyro-EIS

Selfie Camera	Modules	32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm	32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
	Features	HDR	HDR
	Video	[email protected], [email protected]	[email protected], [email protected]

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	Yes	Yes (market/region dependent)
	Infrared port	No	No
	Radio	FM radio, RDS	FM radio, RDS, recording
	USB	USB Type-C 2.0, USB On-The-Go	USB Type-C 2.0

Features	Sensors	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass	Fingerprint (rear-mounted), accelerometer, gyro, compass
			Virtual proximity sensing

Battery	Type	Li-Po 7000 mAh, non-removable	Li-Po 6000 mAh, non-removable
	Charging	Fast charging 25W, 100% in 115 min (advertised) Reverse charging	Fast charging 15W
	Stand-by
	Talk time

Misc
	Colors	Celestial Black, Electric Blue, White	Ocean Blue, Space Black, Red
	SAR	1.38 W/kg (head)	0.52 W/kg (head) 0.69 W/kg (body)
	SAR EU	0.61 W/kg (head) 1.45 W/kg (body)	0.48 W/kg (head) 1.13 W/kg (body)
	Models	SM-M515F, SM-M515F/DSN	SM-M315F, SM-M315F/DS, SM-M315F/DSN
	Price	€ 399.00 / Rp 2,939,300	Rp 3,450,000

Tests	Performance	AnTuTu: 266620 (v8) GeekBench: 1774 (v5.1) GFXBench: 15fps (ES 3.1 onscreen)
	Display	Contrast ratio: Infinite (nominal)
	Loudspeaker	-28.5 LUFS (Average)
	Battery life	156h endurance rating

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