Samsung Galaxy A42 5G (SM-A426B/DS 4GB RAM) vs Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)

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Side by side comparison between Samsung Galaxy A42 5G vs Samsung Galaxy M51 phones, differences, pros, cons and full specifications. What's the better?

2/6/2021 8:38 AM, updated: 2/27/2023 4:20 AM

Compare Samsung Galaxy M51 X Samsung Galaxy A42 5G (SM-A426B/DS 4GB RAM) 06Points

Specifications Compare Models Pictures

6.6"
AMOLED

720x1600

48
MP

20mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

11Points Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM) Compare Samsung Galaxy A42 5G X

Specifications Compare Models Pictures

6.7"
AMOLED

1080x2340

64
MP

32mp

8GB
RAM

Octa-core

7000
mAh

(Non removable)

What's the better phone? Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

6 Advantages Samsung Galaxy A42 5G (SM-A426B/DS 4GB RAM)	vs	11 Advantages Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
+UFS 2.1Advantage Fastest write and read storage.	vs	eMMC 5.1
+193 grams (6.76 ounces)10% Lighter	vs	213 grams (7.46 ounces)
+8.6 millimeters (0.34 inches)10% Thinner	vs	9.5 millimeters (0.37 inches)
+Android 13Advantage Android 13 is newer and safer	vs	Android 11
+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster	vs	4G LTE-A
+(5G SA/NSA) 2000 Mbps4 times Faster for surfing the internet and download files	vs	(4G LTE-A) 400 Mbps
4GB LPDDR4X	vs	+8GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
720x1600 pixels	vs	+1080x2340 pixels119% Higher resolution screen
266 PPI	vs	+385 PPI45% Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.6"	vs	+6.7"2% Larger screen
(quad camera) 48MP + 8MP + 5MP + 5MP	vs	+(quad camera) 64MP + 12MP + 5MP + 5MP30% Higher resolution main camera
1/2" inches	vs	+1/1.73" inches16% The larger sensor camera lets you take photos with better depth.
(front) 20MP	vs	+(front) 32MP61% Higher resolution secondary camera to take pictures and selfies
5000 mAh	vs	+7000 mAh40% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
15W	vs	+25W67% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys

37 Common items in both devices

2.2GHz 64bit Octa-core (8nm)

128GB (106GB available)

Until 1TB microSD, microSDXC

Plastic body, glass front

Super AMOLED / Super AMOLED Plus

60Hz

16 million

+30 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Change model		Choose the model
Model	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Other model names	Galaxy A42 5G SM-A426B/DS (128GB + 4GB RAM)	Samsung Galaxy M51 SM-M515F/DSN (8GB RAM)
Country or region available	(Europe), (Global, International)	India, Malaysia, Turkey
Brand	Samsung	Samsung
Release date	11/11/2020, Announced: 9/2/2020	9/11/2020
Depth	8.6 millimeters (0.34 inches)	9.5 millimeters (0.37 inches)
Size (width x height)	75.9 x 164.4 millimeters (2.99 x 6.47 in)	76.3 x 163.9 millimeters (3 x 6.45 in)
Weight	193 grams (6.76 ounces)	213 grams (7.46 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Display type	Super AMOLED	Super AMOLED Plus
Screen size	6.6" inches	6.7" inches
Screen-to-body ratio	~84.3% (screen-to-body ratio)	~88.1% (screen-to-body ratio)
Display resolution	720x1600 pixels (20:9)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	266 PPI	385 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 3
Refresh rate	60Hz	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
System version	Android 10	Android 10
Firmware update	Android 13	Android 11
User Interface	One UI 2.5 / 3.1 / 4.1 / 5.0	feature not registered
⚙️ Processor
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Chipset	64bit: Qualcomm Snapdragon 750G (SM7225) (8nm)	64bit: Qualcomm Snapdragon 730G (SM7150-AB) (8nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz Kryo 570 (Dual-core) 6x 1.8GHz Kryo 570 (Hexa-core)	Octa-core, 2 processors: 2x 2.2GHz Kryo 470 Gold (Dual-core) 6x 1.8GHz Kryo 470 Silver (Hexa-core)
GPU graphical controller	Qualcomm Adreno 619 (800MHz)	Qualcomm Adreno 618 (700MHz)
Performance (benchmark)	AnTuTu: 324686 (v8) Geekbench: 1910 (v5.1) GFXBench: 33fps (ES 3.1 onscreen)	feature not registered
💽 Memory and storage
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
RAM memory	4GB LPDDR4X	8GB LPDDR4X
Internal storage	128GB (106GB available) UFS 2.1	128GB (106GB available) eMMC 5.1
External storage	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	2000/1024 Mbps	400/50 Mbps
Network technology	2G, 3G, 4G, 5G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat11 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28) TD-LTE (38, 40, 41) VoLTE	LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	SA/NSA/Sub6 (1, 3, 5, 7, 8, 28, 40, 41, 78)	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1700/1900/2100	Not supported
Secondary 4G network	LTE Cat11 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28) TD-LTE (38, 40, 41) VoLTE	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE
📷 Camera
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Back camera (main camera)	(quad camera) 48 megapixels 8MP ultrawide f/2.2123° 5MP macro f/2.4 5MP depth f/2.4	(quad camera) 64 megapixels 12MP ultrawide f/2.2123° 5MP macro f/2.4 5MP depth f/2.4
Main camera resolution	8000x6000 pixels	10120x6328 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	1/2" inches	1/1.73" inches
Pixel size	0.8µm pixel	0.8µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	1080p@30fps 720p@480fps	feature not registered
📸 Front camera
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Front camera (secondary)	20 megapixels	32 megapixels
Front camera resolution	5184x3840 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	1/2.8" inches
Pixel size	feature not registered	0.8µm pixel
🔉 Sound and multimedia
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
USB	USB 2.0 Type-C reversible connector	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	5000 mAh	7000 mAh
Charger, watts	15W Wired fast charging	25W Wired fast charging Reverse charging by cable
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	64 hours (2.7 days)
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Prism Dot Black, White, Gray • Samsung Pay	• Colors: Celestial Black, Electric Blue • One UI 2.1, 3.1
☢️ Radiation rate
	Galaxy A42 5G (SM-A426B/DS 4GB RAM)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	1.154W/kg (head), 1.334W/kg (body)	0.609W/kg (head), 1.446W/kg (body)