Samsung Galaxy M55s (SM-M558B/DS 256GB) vs Samsung Galaxy S24 Ultra (SM-S9280 1TB)

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Side by side comparison between Samsung Galaxy M55s vs Samsung Galaxy S24 Ultra phones, differences, pros, cons and full specifications. What's the better?

5/20/2025 7:25 AM, updated: 5/20/2025 7:36 AM

Compare Samsung Galaxy S24 Ultra X Samsung Galaxy M55s (SM-M558B/DS 256GB) 04Points

Specifications Compare Models Pictures

6.7"
AMOLED

1080x2400

50
MP

50mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

23Points Samsung Galaxy S24 Ultra (SM-S9280 1TB) Compare Samsung Galaxy M55s X

Specifications Compare Models Pictures

6.8"
AMOLED

1440x3120

200
MP

12mp

12GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy S24 Ultra (SM-S9280 1TB)

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!

4 Advantages Samsung Galaxy M55s (SM-M558B/DS 256GB)	vs	23 Advantages Samsung Galaxy S24 Ultra (SM-S9280 1TB)
+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+180 grams (6.3 ounces)29% Lighter	vs	232 grams (8.12 ounces)
+7.8 millimeters (0.31 inches)10% Thinner	vs	8.6 millimeters (0.34 inches)
+(front) 50MP3 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 12MP
2.4GHz 64bit Octa-core (4nm)	vs	+3.4GHz 64bit Octa-core (4nm)31% More powerful processor, you can open your applications faster
8GB LPDDR4X	vs	+12GB LPDDR5X50% More RAM memory. Typically more responsive and better for multitasking.
256GB (233GB available)	vs	+1TB (980GB available)3 times More internal storage for applications and files
UFS 2.2	vs	+UFS 4.0Advantage Fastest write and read storage.
Plastic body, glass front	vs	+Titanium frame, glass front and backAdvantage More resistant material
Not supported	vs	+HDR10+Advantage The HDR10+ display provides vibrant colors and more details
1080x2400 pixels	vs	+1440x3120 pixels73% Higher resolution screen
393 PPI	vs	+505 PPI28% Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.7"	vs	+6.8"1% Larger screen
(triple camera) 50MP + 8MP + 2MP	vs	+(quad camera) 200MP + 50MP + 12MP + 10MP4 times Higher resolution main camera
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
4K UHD (3840x2160)	vs	+8K UHD (7680x4320)3 times More image quality for recording videos with the primary camera
(5G Sub6) 3000 Mbps	vs	+(5G Sub6) 5000 Mbps67% Faster for surfing the internet and download files
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+UWB (Ultra Wideband)Advantage Sensors help you use the device
Not supported	vs	+Qi wireless charging (Qi/PMA)Advantage Wireless charging is another way to charge the battery.
2 microphones	vs	+3 microphones50% More noise-canceling microphones allow for better quality in calls and audio for recorded videos
802.11 a/b/g/n/ac/ax [wifi6]	vs	+802.11 a/b/g/n/ac/ax/be [wifi7/6E/6]Advantage WiFi 802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] is newer and faster
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
5.2 + A2DP/LE	vs	+5.3 + A2DP/LEAdvantage Bluetooth 5.3 + A2DP/LE is newer and faster
USB 2.0 Type-C, USB OTG On-The-Go	vs	+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
Not supported	vs	+Gorilla ArmorAdvantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

34 Common items in both devices

Super AMOLED / LTPO AMOLED

120Hz

16 million

LED flash

PDAF: phase detection autofocus / PDAF: phase detection autofocus on both cameras

OIS: Optical stabilization

BSI sensor

+27 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 M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
Change model		Choose the model
Model	Galaxy M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
Other model names	Galaxy M55s 5G SM-M558B/Dual-SIM	Galaxy S24 Ultra SM-S9280
Country or region available	Bangladesh, India	China, Hong Kong
Brand	Samsung	Samsung
Release date	9/26/2024, Announced: 9/24/2024	1/24/2024, Announced: 1/17/2024
Depth	7.8 millimeters (0.31 inches)	8.6 millimeters (0.34 inches)
Size (width x height)	76.5 x 163.9 millimeters (3.01 x 6.45 in)	79 x 162.3 millimeters (3.11 x 6.39 in)
Weight	180 grams (6.3 ounces)	232 grams (8.12 ounces)
Build, materials	Plastic body, glass front	Titanium frame, glass front and back Back: Gorilla Armor
Protection against water and others	Not supported	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	Galaxy M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
Display type	Super AMOLED	LTPO AMOLED
Screen size	6.7" inches	6.8" inches
Screen-to-body ratio	~86.4% (screen-to-body ratio)	~88.5% (screen-to-body ratio)
Display resolution	1080x2400 pixels (20:9)	1440x3120 pixels (19.5:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch 10-points
Pixel density (dot pitch)	393 PPI	505 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Armor
Refresh rate	120Hz	120Hz
Display features	Always-On Display	2600nits[peak] HDR10+ Always-On Display
🤖 Operating System
	Galaxy M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
System version	Android 14	Android 14
Firmware update	Android 15	Android 15
User Interface	One UI 6.1 / 7.0	One UI 6.1 / 7.0
⚙️ Processor
	Galaxy M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
Chipset	64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm)	64bit: Qualcomm Snapdragon 8 Gen 3 (SM8650-AC) (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, 4 processors: 1x 3.4GHz ARM Cortex-X4 (Single-core) 3x 3.15GHz ARM Cortex-A720 (Triple-core) 2x 2.96GHz ARM Cortex-A720 (Dual-core) 2x 2.27GHz ARM Cortex-A520 (Dual-core)
GPU graphical controller	Qualcomm Adreno 644 (443MHz)	Qualcomm Adreno 750 (1GHz)
Performance (benchmark)	AnTuTu: 582102 (v10)	AnTuTu: 1452915 (v9), 1822988 (v10) Geekbench: 7076 (v6)
💽 Memory and storage
	Galaxy M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
RAM memory	8GB LPDDR4X	12GB LPDDR5X
Internal storage	256GB (233GB available) UFS 2.2	1TB (980GB available) UFS 4.0
External storage	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Not supported
📶 Mobile networks
	Galaxy M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
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)
Maximum Download / Upload	3000/1024 Mbps	5000/1024 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	CDMA 800, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
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 Cat24 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 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, 2, 5, 7, 8, 12, 20, 25, 28, 66)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G network	GSM 850/900/1800/1900	CDMA 800, GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1700/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
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 Cat24 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41) VoLTE
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
📷 Camera
	Galaxy M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
Back camera (main camera)	(triple camera) 50 megapixels 8MP ultrawide f/2.2123° 2MP macro f/2.4	(quad camera) 200 megapixels 50MP periscope telephoto f/3.4111mmPDAFOIS5x-optical-zoom 12MP ultrawide f/2.213mm120°1/2.55"1.4µmPDAFSuper-Steady 10MP telephoto f/2.467mm1/3.52"1.12µmPDAFOIS3x-optical-zoom
Main camera resolution	8160x6120 pixels	20000x10000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	8K UHD (7680x4320) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	24mm (lens)
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 on both cameras
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Digital and optical 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)	8K@24/30fps 4K@30/60/120fps 1080p@30/60/240fps HDR10+
📸 Front camera
	Galaxy M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
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	26mm (lens)
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Galaxy M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
Loudspeaker	Stereo sound	Stereo sound 32-bit/384kHz Tuned by AKG
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 M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 3.2 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/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	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 M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband)
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
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 Reverse charging by cable
Inductive / wireless charging	Not supported	15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
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: Thunder Black, Coral Green	• Colors: Titanium Black, Gray, Violet, Yellow, Blue, Green, Orange • Samsung DeX • Stylus pen (Bluetooth)
☢️ Radiation rate
	Galaxy M55s (SM-M558B/DS 256GB)	Galaxy S24 Ultra (SM-S9280 1TB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.93W/kg (head)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered