Samsung Galaxy A42 5G (SM-A426B/DS 6GB RAM) vs Asus Zenfone Selfie (ZD551KL 16GB)

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

2/6/2021 10:45 AM, updated: 2/27/2023 4:20 AM

Compare Asus Zenfone Selfie X Samsung Galaxy A42 5G (SM-A426B/DS 6GB RAM) 23Points

Specifications Compare Models Pictures

6.6"
AMOLED

720x1600

48
MP

20mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

08Points Asus Zenfone Selfie (ZD551KL 16GB) Compare Samsung Galaxy A42 5G X

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

13
MP

13mp

2GB
RAM

Octa-core

3000
mAh

(Removable)

What's the better phone? Samsung Galaxy A42 5G (SM-A426B/DS 6GB 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!

23 Advantages Samsung Galaxy A42 5G (SM-A426B/DS 6GB RAM)	vs	8 Advantages Asus Zenfone Selfie (ZD551KL 16GB)
+2.2GHz 64bit Octa-core (8nm)63% More powerful processor, you can open your applications faster	vs	1.7GHz 64bit Octa-core
+6GB LPDDR4X2 times More RAM memory. Typically more responsive and better for multitasking.	vs	2GB LPDDR3
+128GB (106GB available)8 times More internal storage for applications and files	vs	16GB (12GB available)
+Until 1TB microSD, microSDXC15 times More external storage for files using memory cards	vs	Until 64GB microSD, microSDXC
+8.6 millimeters (0.34 inches)26% Thinner	vs	10.8 millimeters (0.43 inches)
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT IPS LCD
+6.6"20% Larger screen	vs	5.5"
+(quad camera) 48MP + 8MP + 5MP + 5MP4 times Higher resolution main camera	vs	(back) 13MP
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+1/2" inches60% The larger sensor camera lets you take photos with better depth.	vs	1/3.2" inches
+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.0 (aperture)
+(front) 20MP56% Higher resolution secondary camera to take pictures and selfies	vs	(front) 13MP
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+Android 13Advantage Android 13 is newer and safer	vs	Android 6.0 Marshmallow
+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster	vs	4G LTE
+(5G SA/NSA) 2000 Mbps12 times Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+Face unlock 2DAdvantage Sensors help you use the device	vs	Not supported
+Fingerprint sensor (under display)Advantage Sensors help you use the device	vs	Not supported
+5000 mAh67% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3000 mAh
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos	vs	Not supported
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.0 + A2DP
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
193 grams (6.76 ounces)	vs	+170 grams (5.95 ounces)14% Lighter
720x1600 pixels	vs	+1080x1920 pixels80% Higher resolution screen
266 PPI	vs	+401 PPI51% Crisper display of text, images and videos because it has more pixels per inch (ppi)
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
LiPo: li-ion polymer (Non removable)	vs	+LiPo: li-ion polymer (Removable)Advantage Removable battery can be replaced easily
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 4Advantage Protection against scratches on the screen lets you carry your phone with your keys

20 Common items in both devices

16 million

Only digital zoom

PDAF: phase detection autofocus / Autofocus

(front) Full HD (1920x1080)

Capacitive

Multitouch

Accelerometer

+13 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 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
Change model		Choose the model
Model	Galaxy A42 5G (SM-A426B/DS 6GB RAM)	Zenfone Selfie (ZD551KL 16GB)
Other model names	Galaxy A42 5G SM-A426B/DS (128GB + 6GB RAM)	Asus Zenfone Selfie Dual Sim ZD551KL
Country or region available	Saudi Arabia, United Arab Emirates, Philippines, Taiwan	(Global, International)
Brand	Samsung	Asus
Release date	11/11/2020, Announced: 9/2/2020	7/1/2015
Depth	8.6 millimeters (0.34 inches)	10.8 millimeters (0.43 inches)
Size (width x height)	75.9 x 164.4 millimeters (2.99 x 6.47 in)	77.2 x 156.5 millimeters (3.04 x 6.16 in)
Weight	193 grams (6.76 ounces)	170 grams (5.95 ounces)
Build, materials	Plastic body, glass front	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A42 5G (SM-A426B/DS 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
Display type	Super AMOLED	TFT IPS LCD
Screen size	6.6" inches	5.5" inches
Screen-to-body ratio	~84.3% (screen-to-body ratio)	~69% (screen-to-body ratio)
Display resolution	720x1600 pixels (20:9)	1080x1920 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	266 PPI	401 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 4
Refresh rate	60Hz	feature not registered
Display features	Not supported	feature not registered
🤖 Operating System
	Galaxy A42 5G (SM-A426B/DS 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
System version	Android 10	Android 5.0.2 Lollipop
Firmware update	Android 13	Android 6.0 Marshmallow
User Interface	One UI 2.5 / 3.1 / 4.1 / 5.0	feature not registered
⚙️ Processor
	Galaxy A42 5G (SM-A426B/DS 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
Chipset	64bit: Qualcomm Snapdragon 750G (SM7225) (8nm)	64bit: Qualcomm Snapdragon 615 MSM8939 (28nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz Kryo 570 (Dual-core) 6x 1.8GHz Kryo 570 (Hexa-core)	Octa-core, 2 processors: 4x 1.7GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	Qualcomm Adreno 619 (800MHz)	Qualcomm Adreno 405
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 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
RAM memory	6GB LPDDR4X	2GB LPDDR3
Internal storage	128GB (106GB available) UFS 2.1	16GB (12GB available)
External storage	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 64GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy A42 5G (SM-A426B/DS 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
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) micro-SIM (3FF)
Maximum Download / Upload	2000/1024 Mbps	150/50 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 850/900/1900/2100
Primary 4G network	LTE Cat11 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28) TD-LTE (38, 40, 41) VoLTE	LTE Cat4 800/850/900/1800/1900/2100/2600 (Bands 1,2,3,5,7,8,20)
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+, LTE
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 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
Back camera (main camera)	(quad camera) 48 megapixels 8MP ultrawide f/2.2123° 5MP macro f/2.4 5MP depth f/2.4	13 megapixels
Main camera resolution	8000x6000 pixels	4128x3096 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/1.8 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/2" inches	1/3.2" inches
Pixel size	0.8µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	feature not registered
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	HDR photo on both cameras	HDR photo only main camera
Camera extras	1080p@30fps 720p@480fps	feature not registered
📸 Front camera
	Galaxy A42 5G (SM-A426B/DS 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
Front camera (secondary)	20 megapixels	13 megapixels
Front camera resolution	5184x3840 pixels	4128x3096 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Galaxy A42 5G (SM-A426B/DS 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	2 microphones or more	Not supported
Radio	FM	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.264, H.263
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, eAAC+
🔌 Connectivity
	Galaxy A42 5G (SM-A426B/DS 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
USB	USB 2.0 Type-C reversible connector	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Micro-B USB MHL
Bluetooth	5.0 + A2DP/LE	4.0 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A42 5G (SM-A426B/DS 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A42 5G (SM-A426B/DS 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Removable)
Battery capacity	5000 mAh	3000 mAh
Charger, watts	15W Wired fast charging	Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	feature not registered	23 hours
Standby	feature not registered	255 hours (10.6 days)
➕ Other features
	Galaxy A42 5G (SM-A426B/DS 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
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: Pure White, Chic Pink, Aqua Blue • ASUS ZenUI • ASUS TruVivid • Oleophobic coating on screen • Laser autofocus camera • Toshiba sensor camera • 5GB ASUS WebStorage • Beidou GPS
☢️ Radiation rate
	Galaxy A42 5G (SM-A426B/DS 6GB RAM)	Asus Zenfone Selfie (ZD551KL 16GB)
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)	feature not registered