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Samsung Galaxy A56 (SM-A566B/DS 256GB/8GB) vs Asus Zenfone Zoom (ZX551ML 128GB)

Side by side comparison between Samsung Galaxy A56 vs Asus Zenfone Zoom (ZX551ML) phones, differences, pros, cons and full specifications. What's the better?

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Compare Asus Zenfone Zoom (ZX551ML) X Samsung Galaxy A56 (SM-A566B/DS 256GB/8GB) 27Points
6.7"
AMOLED

1080x2340

50
MP

12mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
08Points Asus Zenfone Zoom (ZX551ML 128GB) Compare Samsung Galaxy A56 X
5.5"
IPS

1080x1920

13
MP

5mp

4GB
RAM

Quad-core

3000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A56 (SM-A566B/DS 256GB/8GB)

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!

Galaxy A56 (SM-A566B/DS 256GB/8GB)} 27 Advantages Samsung Galaxy A56 (SM-A566B/DS 256GB/8GB) vs Zenfone Zoom (ZX551ML 128GB)} 8 Advantages Asus Zenfone Zoom (ZX551ML 128GB)
+2.9GHz 64bit Octa-core (4nm)29%
More powerful processor, you can open your applications faster
vs2.5GHz 64bit Quad-core
+8GB LPDDR5100%
More RAM memory. Typically more responsive and better for multitasking.
vs4GB LPDDR3
+256GB (233GB available)91%
More internal storage for applications and files
vs128GB (122GB available)
+7.4 millimeters (0.29 inches)62%
Thinner
vs12 millimeters (0.47 inches)
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsTFT IPS LCD
+1080x2340 pixels22%
Higher resolution screen
vs1080x1920 pixels
+6.7"22%
Larger screen
vs5.5"
+(triple camera) 50MP + 12MP + 5MP4 times
Higher resolution main camera
vs(back) 13MP
+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
vsNot supported
+HDR photo/video on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
vsHDR photo only main camera
+f/1.8 (aperture)50%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.7 (aperture)
+(front) 12MP144%
Higher resolution secondary camera to take pictures and selfies
vs(front) 5MP
+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+(front) 4K UHD (3840x2160)8 times
More image quality for recording videos with the secondary camera
vs(front) HD (1280x720)
+Android 15Advantage
Android 15 is newer and safer
vsAndroid 6.0 Marshmallow
+5G Sub6Advantage
The 5G Sub6 network is newer and faster
vs4G LTE
+(5G Sub6) 3000 Mbps19 times
Faster for surfing the internet and download files
vs(4G LTE) 150 Mbps
+Face unlock 2DAdvantage
Sensors help you use the device
vsNot supported
+Fingerprint sensor (under display)Advantage
Sensors help you use the device
vsNot supported
+5000 mAh67%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs3000 mAh
+45W150%
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.
vs18W
+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage
You can have more mobile carriers/operators on the same device.
vs1 slot (Single-SIM)
(dedicated slot)
+Active noise cancellationAdvantage
More noise-canceling microphones allow for better quality in calls and audio for recorded videos
vsNot supported
+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
vs802.11 a/b/g/n/ac [wifi5]
+5.3 + A2DP/LEAdvantage
Bluetooth 5.3 + A2DP/LE is newer and faster
vs4.0 + A2DP
+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
vsMicroUSB 2.0, USB OTG On-The-Go
+IP67 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
Not supportedvs+Until 128GB microSD, microSDXCAdvantage
More external storage for files using memory cards
198 grams (6.93 ounces)vs+185 grams (6.48 ounces)7%
Lighter
Aluminum frame, glass front/backvs+Aluminum frame, glass front, leather backAdvantage
More resistant material
385 PPIvs+401 PPI4%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
LED flashvs+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
Only digital zoomvs+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
Virtual proximity sensorvs+Proximity sensorAdvantage
Sensors help you use the device
Type-C reversible connectorvs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores

18 Common items in both devices
16 million
PDAF: phase detection autofocus / LDAF: laser detection autofocus
OIS: Optical stabilization
Capacitive
Multitouch
Accelerometer
Ambient light sensor
+11 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 Clear highlight

📱 Model features

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
ModelGalaxy A56 (SM-A566B/DS 256GB/8GB)Zenfone Zoom (ZX551ML 128GB)
Other model namesGalaxy A56 5G SM-A566B/Dual-SIMAsus Zenfone Zoom ZX551ML (4G), Asus ZX551ML
Country or region available(Europe)(Global, International)South Africa
(Europe), (Global, International), South Africa
(Latin America)(Europe)
(Latin America), (Europe)
BrandSamsungAsus
Release date3/10/2025, Announced: 3/2/202512/1/2015
Depth7.4 millimeters (0.29 inches)12 millimeters (0.47 inches)
Size (width x height)77.5 x 162.2 millimeters (3.05 x 6.39 in)78.8 x 158.9 millimeters (3.1 x 6.26 in)
Weight198 grams (6.93 ounces)185 grams (6.48 ounces)
Build, materialsAluminum frame, glass front/back
Back: Gorilla Glass Victus+
Aluminum frame, glass front, leather back
Protection against water and othersIP67 certified: dust proof and waterproof over 1 meter and 30minNot supported

📲 Display

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
Display typeSuper AMOLEDTFT IPS LCD
Screen size6.7" inches5.5" inches
Screen-to-body ratio~87.7% (screen-to-body ratio)~66.6% (screen-to-body ratio)
Display resolution1080x2340 pixels (19.5:9)1080x1920 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)385 PPI401 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass VictusGorilla Glass 4
Refresh rate120Hzfeature not registered
Display features1900nits[peak]
HDR10+
Always-On Display
feature not registered

🤖 Operating System

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
System versionAndroid 15Android 5.0.2 Lollipop
Firmware updatefeature not registeredAndroid 6.0 Marshmallow
User InterfaceOne UI 7.0feature not registered

⚙️ Processor

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
Chipset64bit: Samsung Exynos 1580 (4nm)64bit: Intel Atom Z3590 (22nm)
CPUOcta-core, 3 processors:
1x 2.9GHz ARM Cortex-A720 (Single-core)
3x 2.6GHz ARM Cortex-A720 (Triple-core)
4x 1.95GHz ARM Cortex-A520 (Quad-core)
Quad-core, 1 processor:
4x 2.5GHz Intel Silvermont (Quad-core)
GPU graphical controllerSamsung Xclipse 540 (1.3Ghz)PowerVR G6430 MP4
Performance (benchmark)AnTuTu: 908692 (v10)
Geekbench: 3899 (v6)
feature not registered

💽 Memory and storage

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
RAM memory8GB LPDDR54GB LPDDR3
Internal storage256GB (233GB available)
UFS 3.1
128GB (122GB available)
External storageNot supportedUntil 128GB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
Dual-SIMDual-SIM Standby - Call active on one sim cardNot supported
SIM card2 slots (Dual-SIM)
nano-SIM (4FF) + e-SIM
1 slot (Single-SIM)
micro-SIM (3FF)
Maximum Download / Upload3000/1024 Mbps150/50 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1900/2100
Primary 4G networkLTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 32, 66)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat4 (Bands 1, 2, 3, 5, 7, 8, 9, 18, 19, 28)
Primary 5G networkSA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78)Not supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G networkGSM 850/900/1800/1900Not supported
Secondary 3G networkUMTS 850/900/1700/1900/2100Not supported
Secondary 4G networkLTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Not supported
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6Not supported

📷 Camera

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
Back camera (main camera)(triple camera)
50 megapixels
12MP ultrawide f/2.2123°1/3.06"1.12µm
5MP macro f/2.4
13 megapixels
Main camera resolution8160x6120 pixels4128x3096 pixels
Video recording (primary)4K UHD (3840x2160) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashDual-LED flash
Focal aperturef/1.8 (aperture)f/2.7 (aperture)
Focal lengthfeature not registered28mm (lens)
Sensor size1/1.56" inchesfeature not registered
Pixel size1µm pixelfeature not registered
AutofocusPDAF: phase detection autofocusLDAF: laser detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationOIS: Optical stabilization
ZoomOnly digital zoomDigital and optical zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedNot supported
HDRHDR photo/video on both camerasHDR photo only main camera
Camera extras4K@30fps
1080p@30/60fps
720p@240fps (slow motion)
10-bit HDR
feature not registered

📸 Front camera

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
Front camera (secondary)12 megapixels5 megapixels
Front camera resolution4000x3000 pixels2560x1920 pixels
Video recording (secondary)4K UHD (3840x2160)HD (1280x720)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
LoudspeakerStereo soundSupported
Active noise cancellation3 microphonesNot supported
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.264, H.263
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, eAAC+

🔌 Connectivity

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoMicroUSB 2.0, USB OTG On-The-Go
Audio outputType-C reversible connector3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.3 + A2DP/LE4.0 + A2DP
WiFi802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz)
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSSA-GPS, GeoTagging, GLONASS, BeiDou
NFCSupportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock 2D
Fingerprint sensor (under display)
Gyroscope
Hall effect
Virtual proximity sensor
Accelerometer
Ambient light sensor
Compass
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
Battery typeLi-Ion: lithium-ion (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity5000 mAh3000 mAh
Charger, watts45W Wired fast charging18W Wired fast charging
Inductive / wireless chargingNot supportedfeature not registered
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Graphite, Lightgray, Pink, Olive• Colors: Black, White
• Asus ZenUI
• Hoya camera sensor
• Laser autofocus camera (0.03 seconds)
• 3x optical zoom camera
• Dual tone flash
• Fast battery charging: 60% in 40min
• Beidou GPS
• 5GB Asus Webstorage

☢️ Radiation rate

Galaxy A56 (SM-A566B/DS 256GB/8GB)Asus Zenfone Zoom (ZX551ML 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)0.61W/kg (head), 1.051W/kg (body)feature not registered
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