Samsung Galaxy M42 5G vs Samsung Galaxy M51

Phones Images

PHONES
Phone Names	Samsung Galaxy M42 5G	Samsung Galaxy M51

Network
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
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, 28, 38, 40, 41	1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
5G bands	1, 3, 5, 7, 8, 28, 40, 41, 78 SA/NSA/Sub6	-
Speed	HSPA, LTE, 5G	HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 400/50 Mbps
Technology	GSM / HSPA / LTE / 5G	GSM / HSPA / LTE

Launch
Announced	2021, April 28	2020, August 31. Released 2020, September 11
Status	Available. Released 2021, May 01	Discontinued

Body
Build	-	Glass front (Gorilla Glass 3+), plastic back, plastic frame
Dimensions	164.4 x 75.9 x 8.6 mm (6.47 x 2.99 x 0.34 in)	163.9 x 76.3 x 9.5 mm (6.45 x 3.00 x 0.37 in)
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	190 g (6.70 oz)	213 g (7.51 oz)

Display
Protection	-	Corning Gorilla Glass 3+
Resolution	720 x 1600 pixels, 20:9 ratio (~266 ppi density)	1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Size	6.6 inches, 105.2 cm2 (~84.3% screen-to-body ratio)	6.7 inches, 108.4 cm2 (~86.7% screen-to-body ratio)
Type	Super AMOLED	Super AMOLED Plus

Platform
CPU	Octa-core (2x2.2 GHz Kryo 570 & 6x1.8 GHz Kryo 570)	Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
Chipset	Qualcomm SM7225 Snapdragon 750G 5G (8 nm)	Qualcomm SDM730 Snapdragon 730G (8 nm)
GPU	Adreno 619	Adreno 618
OS	Android 11, upgradable to Android 13, One UI 5.1	Android 10, upgradable to Android 12, One UI 4.1

Memory
Card slot	microSDXC (uses shared SIM slot)	microSDXC (dedicated slot)
Internal	128GB 6GB RAM, 128GB 8GB RAM	128GB 6GB RAM, 128GB 8GB RAM
	UFS 2.1	-

Main Camera
Features	LED flash, panorama, HDR	LED flash, panorama, HDR
Quad	48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide) 5 MP (macro) Auxiliary lens	64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP (macro) Auxiliary lens
Single	20 MP, f/2.2, (wide)	-
Video	4K@30fps, 1080p@30fps, 720p@480fps	4K@30fps, 1080p@30fps

Selfie camera
Features	HDR	HDR
Single	20 MP, f/2.2, (wide)	32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
Video	1080p@30fps	4K@30fps, 1080p@30fps

Sound
3.5mm jack	Yes	Yes
35mm jack	Yes	Yes
Loudspeaker	Yes	Yes

Comms
Bluetooth	5.0, A2DP, LE	5.0, A2DP, LE
NFC	Yes	Yes
Positioning	GPS, GLONASS, GALILEO, BDS	GPS, GLONASS, GALILEO, BDS
Radio	FM radio	FM radio, RDS
USB	USB Type-C 2.0, OTG	USB Type-C 2.0, OTG
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

Features
Sensors	Fingerprint (under display, optical), accelerometer, gyro, compass	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
	Virtual proximity sensing	-

Battery
Charging	15W wired	25W wired, 100% in 115 min Reverse wired
Type	Li-Po 5000 mAh	Li-Po 7000 mAh

Misc
Colors	Prism Dot Black, Prism Dot Gray	Celestial Black, Electric Blue, White
Models	SM-M426B, SM-M426B/DS	SM-M515F, SM-M515F/DSN
Price	About 220 EUR	About 470 EUR
SAR	0.69 W/kg (head)	1.38 W/kg (head)
SAR EU	-	0.61 W/kg (head)     1.45 W/kg (body)

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

OUR TESTS
Battery (old)	-	Endurance rating 156h
Camera	-	Photo / Video
Display	-	677 nits max brightness (measured)
Loudspeaker	-	-28.5 LUFS (Average)
Performance	-	AnTuTu: 266620 (v8) GeekBench: 1774 (v5.1) GFXBench: 15fps (ES 3.1 onscreen)