Samsung Galaxy M55 (SM-M556E/DS 256GB/8GB) vs Samsung Galaxy M23 (SM-M236B/DS 128GB/4GB)

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Side by side comparison between Samsung Galaxy M55 vs Samsung Galaxy M23 phones, differences, pros, cons and full specifications. What's the better?

5/19/2025 11:07 AM, updated: 5/20/2025 7:27 AM

Compare Samsung Galaxy M23 X Samsung Galaxy M55 (SM-M556E/DS 256GB/8GB) 19Points

Specifications Compare Models Pictures

6.7"
AMOLED

1080x2400

50
MP

50mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

05Points Samsung Galaxy M23 (SM-M236B/DS 128GB/4GB) Compare Samsung Galaxy M55 X

Specifications Compare Models Pictures

6.6"
PLS

1080x2408

50
MP

8mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy M55 (SM-M556E/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!

19 Advantages Samsung Galaxy M55 (SM-M556E/DS 256GB/8GB)	vs	5 Advantages Samsung Galaxy M23 (SM-M236B/DS 128GB/4GB)
+2.4GHz 64bit Octa-core (4nm)16% More powerful processor, you can open your applications faster	vs	2.2GHz 64bit Octa-core (8nm)
+8GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.	vs	4GB LPDDR4X
+256GB (233GB available)131% More internal storage for applications and files	vs	128GB (101GB available)
+UFS 2.2Advantage Fastest write and read storage.	vs	eMMC 5.1
+180 grams (6.3 ounces)10% Lighter	vs	198 grams (6.93 ounces)
+7.8 millimeters (0.31 inches)8% Thinner	vs	8.4 millimeters (0.33 inches)
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT PLS
+6.7"2% Larger screen	vs	6.6"
+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+(front) 50MP5 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera	vs	(front) Full HD (1920x1080)
+Android 15Advantage Android 15 is newer and safer	vs	Android 13
+(5G Sub6) 3000 Mbps50% Faster for surfing the internet and download files	vs	(5G SA/NSA) 2000 Mbps
+Ambient light sensorAdvantage Sensors help you use the device	vs	Virtual ambient light sensor
+Proximity sensorAdvantage Sensors help you use the device	vs	Virtual proximity sensor
+45W80% 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.	vs	25W
+Stereo soundAdvantage Better sound quality for listening to music or clearer hands-free calls	vs	Mono sound (not stereo)
+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster	vs	802.11 a/b/g/n/ac [wifi5]
+5.2 + A2DP/LEAdvantage Bluetooth 5.2 + A2DP/LE is newer and faster	vs	5.0 + A2DP/LE
1080x2400 pixels	vs	+1080x2408 pixels1% Higher resolution screen
393 PPI	vs	+400 PPI2% Crisper display of text, images and videos because it has more pixels per inch (ppi)
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.
Type-C reversible connector	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supported	vs	+FM (RDS)Advantage The radio lets you listen to your songs and sports in general

30 Common items in both devices

Until 1TB microSD, microSDXC

Plastic body, glass front

120Hz

16 million

(triple camera) 50MP + 8MP + 2MP

LED flash

Only digital zoom

+23 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 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
Change model		Choose the model
Model	Galaxy M55 (SM-M556E/DS 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
Other model names	Galaxy M55 5G SM-M556E/Dual-SIM	Galaxy M23 5G SM-M236B/Dual-SIM (128GB+4GB RAM)
Country or region available	(Europe), Russia	(Latin America), (Europe), (Global, International)
Brand	Samsung	Samsung
Release date	3/28/2024	4/8/2022, Announced: 3/4/2022
Depth	7.8 millimeters (0.31 inches)	8.4 millimeters (0.33 inches)
Size (width x height)	76.5 x 163.9 millimeters (3.01 x 6.45 in)	77 x 165.5 millimeters (3.03 x 6.52 in)
Weight	180 grams (6.3 ounces)	198 grams (6.93 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy M55 (SM-M556E/DS 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
Display type	Super AMOLED	TFT PLS
Screen size	6.7" inches	6.6" inches
Screen-to-body ratio	~86.4% (screen-to-body ratio)	~82.3% (screen-to-body ratio)
Display resolution	1080x2400 pixels (20:9)	1080x2408 pixels (20:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	393 PPI	400 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	120Hz	120Hz
Display features	Always-On Display	Not supported
🤖 Operating System
	Galaxy M55 (SM-M556E/DS 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
System version	Android 14	Android 12
Firmware update	Android 15	Android 13
User Interface	One UI 6.1 / 7.0	One UI 4.1 / 5.0
⚙️ Processor
	Galaxy M55 (SM-M556E/DS 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
Chipset	64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm)	64bit: Qualcomm Snapdragon 750G (SM7225) (8nm)
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, 2 processors: 2x 2.2GHz Kryo 570 (Dual-core) 6x 1.8GHz Kryo 570 (Hexa-core)
GPU graphical controller	Qualcomm Adreno 644 (443MHz)	Qualcomm Adreno 619 (800MHz)
Performance (benchmark)	AnTuTu: 582102 (v10)	feature not registered
💽 Memory and storage
	Galaxy M55 (SM-M556E/DS 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
RAM memory	8GB LPDDR4X	4GB LPDDR4X
Internal storage	256GB (233GB available) UFS 2.2	128GB (101GB 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 M55 (SM-M556E/DS 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
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	3000/1024 Mbps	2000/1024 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 Cat12 (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, 20, 28, 38, 40, 41, 66, 77, 78)	SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 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
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 Cat12 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 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
📷 Camera
	Galaxy M55 (SM-M556E/DS 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
Back camera (main camera)	(triple camera) 50 megapixels 8MP ultrawide f/2.2123° 2MP macro f/2.4	(triple camera) 50 megapixels 8MP ultrawide f/2.2123°1/4"1.12µm 2MP 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	feature not registered
Pixel size	1µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	EIS: Digital 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 on both cameras
Camera extras	4K@30fps 1080p@30/60fps 720p@240fps (slow motion)	1080p@30fps
📸 Front camera
	Galaxy M55 (SM-M556E/DS 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
Front camera (secondary)	50 megapixels	8 megapixels
Front camera resolution	8160x6120 pixels	3264x2448 pixels
Video recording (secondary)	4K UHD (3840x2160)	Full HD (1920x1080)
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 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
Loudspeaker	Stereo sound	Mono sound (not stereo)
Active noise cancellation	2 microphones	2 microphones or more
Radio	Not supported	FM (RDS)
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 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
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	3.5mm jack
TV output	USB Type-C (reversible)	USB Type-C (reversible)
Bluetooth	5.2 + A2DP/LE	5.0 + 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 [wifi5] (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 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Virtual ambient light sensor Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy M55 (SM-M556E/DS 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	5000 mAh	5000 mAh
Charger, watts	45W Wired fast charging	25W Wired fast charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	40 hours (1.7 days)
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy M55 (SM-M556E/DS 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
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: Deep Green, Light Blue, Orange Copper
☢️ Radiation rate
	Galaxy M55 (SM-M556E/DS 256GB/8GB)	Galaxy M23 (SM-M236B/DS 128GB/4GB)
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)	0.775W/kg (head), 1.091W/kg (body)