Samsung Galaxy M55 (SM-M556E/DS 128GB) vs Samsung Galaxy A56 (SM-A566B/DS 128GB/6GB)

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Side by side comparison between Samsung Galaxy M55 vs Samsung Galaxy A56 phones, differences, pros, cons and full specifications. What's the better?

5/20/2025 9:05 AM, updated: 5/20/2025 10:40 AM

Compare Samsung Galaxy A56 X Samsung Galaxy M55 (SM-M556E/DS 128GB) 07Points

Specifications Compare Models Pictures

6.7"
AMOLED

1080x2400

50
MP

50mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

11Points Samsung Galaxy A56 (SM-A566B/DS 128GB/6GB) Compare Samsung Galaxy M55 X

Specifications Compare Models Pictures

6.7"
AMOLED

1080x2340

50
MP

12mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A56 (SM-A566B/DS 128GB/6GB)

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!

7 Advantages Samsung Galaxy M55 (SM-M556E/DS 128GB)	vs	11 Advantages Samsung Galaxy A56 (SM-A566B/DS 128GB/6GB)
+8GB LPDDR4X33% More RAM memory. Typically more responsive and better for multitasking.	vs	6GB LPDDR5
+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+180 grams (6.3 ounces)10% Lighter	vs	198 grams (6.93 ounces)
+1080x2400 pixels3% Higher resolution screen	vs	1080x2340 pixels
+393 PPI2% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	385 PPI
+(front) 50MP3 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 12MP
+Proximity sensorAdvantage Sensors help you use the device	vs	Virtual proximity sensor
2.4GHz 64bit Octa-core (4nm)	vs	+2.9GHz 64bit Octa-core (4nm)3% More powerful processor, you can open your applications faster
UFS 2.2	vs	+UFS 3.1Advantage Fastest write and read storage.
7.8 millimeters (0.31 inches)	vs	+7.4 millimeters (0.29 inches)5% Thinner
Plastic body, glass front	vs	+Aluminum frame, glass front/backAdvantage More resistant material
Not supported	vs	+HDR10+Advantage The HDR10+ display provides vibrant colors and more details
(triple camera) 50MP + 8MP + 2MP	vs	+(triple camera) 50MP + 12MP + 5MP12% Higher resolution main camera
2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)	vs	+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage You can have more mobile carriers/operators on the same device.
2 microphones	vs	+3 microphones50% More noise-canceling microphones allow for better quality in calls and audio for recorded videos
5.2 + A2DP/LE	vs	+5.3 + A2DP/LEAdvantage Bluetooth 5.3 + A2DP/LE is newer and faster
Not supported	vs	+Gorilla Glass VictusAdvantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+IP67 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

39 Common items in both devices

128GB (105GB available) / 128GB (109GB available)

Super AMOLED

120Hz

16 million

6.7"

LED flash

Only digital zoom

+32 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 M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
Change model		Choose the model
Model	Galaxy M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
Other model names	Galaxy M55 5G SM-M556E/Dual-SIM	Galaxy A56 5G SM-A566B/Dual-SIM
Country or region available	(Europe), Russia	(Global, International), Spain
Brand	Samsung	Samsung
Release date	3/28/2024	3/10/2025, Announced: 3/2/2025
Depth	7.8 millimeters (0.31 inches)	7.4 millimeters (0.29 inches)
Size (width x height)	76.5 x 163.9 millimeters (3.01 x 6.45 in)	77.5 x 162.2 millimeters (3.05 x 6.39 in)
Weight	180 grams (6.3 ounces)	198 grams (6.93 ounces)
Build, materials	Plastic body, glass front	Aluminum frame, glass front/back Back: Gorilla Glass Victus+
Protection against water and others	Not supported	IP67 certified: dust proof and waterproof over 1 meter and 30min
📲 Display
	Galaxy M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
Display type	Super AMOLED	Super AMOLED
Screen size	6.7" inches	6.7" inches
Screen-to-body ratio	~86.4% (screen-to-body ratio)	~87.7% (screen-to-body ratio)
Display resolution	1080x2400 pixels (20:9)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	393 PPI	385 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass Victus
Refresh rate	120Hz	120Hz
Display features	Always-On Display	1900nits[peak] HDR10+ Always-On Display
🤖 Operating System
	Galaxy M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
System version	Android 14	Android 15
Firmware update	Android 15	feature not registered
User Interface	One UI 6.1 / 7.0	One UI 7.0
⚙️ Processor
	Galaxy M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
Chipset	64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm)	64bit: Samsung Exynos 1580 (4nm)
CPU	Octa-core, 3 processors: 1x 2.4GHz ARM Cortex-A710 (Single-core) 3x 2.36GHz ARM Cortex-A710 (Triple-core) 4x 1.8GHz ARM Cortex-A510 (Quad-core)	Octa-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)
GPU graphical controller	Qualcomm Adreno 644 (443MHz)	Samsung Xclipse 540 (1.3Ghz)
Performance (benchmark)	AnTuTu: 582102 (v10)	AnTuTu: 908692 (v10) Geekbench: 3899 (v6)
💽 Memory and storage
	Galaxy M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
RAM memory	8GB LPDDR4X	6GB LPDDR5
Internal storage	128GB (105GB available) UFS 2.2	128GB (109GB available) UFS 3.1
External storage	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Not supported
📶 Mobile networks
	Galaxy M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
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
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM
Maximum Download / Upload	3000/1024 Mbps	3000/1024 Mbps
Network technology	2G, 3G, 4G, 5G	2G, 3G, 4G, 5G
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 Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE	LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 32, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78)	SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Secondary 4G network	LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE	LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
📷 Camera
	Galaxy M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
Back camera (main camera)	(triple camera) 50 megapixels 8MP ultrawide f/2.2123° 2MP macro f/2.4	(triple camera) 50 megapixels 12MP ultrawide f/2.2123°1/3.06"1.12µm 5MP macro f/2.4
Main camera resolution	8160x6120 pixels	8160x6120 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	feature not registered
Sensor size	1/1.56" inches	1/1.56" inches
Pixel size	1µm pixel	1µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Supported
HDR	HDR photo on both cameras	HDR photo/video on both cameras
Camera extras	4K@30fps 1080p@30/60fps 720p@240fps (slow motion)	4K@30fps 1080p@30/60fps 720p@240fps (slow motion) 10-bit HDR
📸 Front camera
	Galaxy M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
Front camera (secondary)	50 megapixels	12 megapixels
Front camera resolution	8160x6120 pixels	4000x3000 pixels
Video recording (secondary)	4K UHD (3840x2160)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.4 (aperture)	f/2.2 (aperture)
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 M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
Loudspeaker	Stereo sound	Stereo sound
Active noise cancellation	2 microphones	3 microphones
Radio	Not supported	Not supported
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 M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	Type-C reversible connector	Type-C reversible connector
TV output	USB Type-C (reversible)	USB Type-C (reversible)
Bluetooth	5.2 + A2DP/LE	5.3 + A2DP/LE
WiFi	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
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 (under display) Gyroscope Hall effect Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	5000 mAh	5000 mAh
Charger, watts	45W Wired fast charging	45W Wired fast charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
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: Dark Blue, Light Green	• Colors: Graphite, Lightgray, Pink, Olive
☢️ Radiation rate
	Galaxy M55 (SM-M556E/DS 128GB)	Galaxy A56 (SM-A566B/DS 128GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.81W/kg (head), 1.18W/kg (body)	0.61W/kg (head), 1.051W/kg (body)