Samsung Galaxy A7 2018 (SM-A750F/DS 128GB/4GB) vs Samsung Galaxy M55s (SM-M558B/DS 256GB)

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Side by side comparison between Samsung Galaxy A7 (2018) vs Samsung Galaxy M55s 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 M55s X Samsung Galaxy A7 2018 (SM-A750F/DS 128GB/4GB) 09Points

Specifications Compare Models Pictures

6"
AMOLED

1080x2220

24
MP

24mp

4GB
RAM

Octa-core

3300
mAh

(Non removable)

24Points Samsung Galaxy M55s (SM-M558B/DS 256GB) Compare Samsung Galaxy A7 (2018) X

Specifications Compare Models Pictures

6.7"
AMOLED

1080x2400

50
MP

50mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy M55s (SM-M558B/DS 256GB)

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!

9 Advantages Samsung Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	vs	24 Advantages Samsung Galaxy M55s (SM-M558B/DS 256GB)
+168 grams (5.88 ounces)7% Lighter	vs	180 grams (6.3 ounces)
+7.5 millimeters (0.3 inches)4% Thinner	vs	7.8 millimeters (0.31 inches)
+411 PPI5% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	393 PPI
+f/1.7 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/1.8 (aperture)
+ANT+Advantage Sensors help you use the device	vs	Not supported
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
2.2GHz 64bit Octa-core (14nm)	vs	+2.4GHz 64bit Octa-core (4nm)35% More powerful processor, you can open your applications faster
4GB LPDDR4X	vs	+8GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
128GB (108GB available)	vs	+256GB (233GB available)116% More internal storage for applications and files
eMMC 5.1	vs	+UFS 2.2Advantage Fastest write and read storage.
60Hz	vs	+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
1080x2220 pixels	vs	+1080x2400 pixels8% Higher resolution screen
6"	vs	+6.7"12% Larger screen
(triple camera) 24MP + 8MP + 5MP	vs	+(triple camera) 50MP + 8MP + 2MP62% Higher resolution main camera
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
1/2.8" inches	vs	+1/1.56" inches79% The larger sensor camera lets you take photos with better depth.
(front) 24MP	vs	+(front) 50MP108% Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
(front) Full HD (1920x1080)	vs	+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera
Android 10	vs	+Android 15Advantage Android 15 is newer and safer
4G LTE-A	vs	+5G Sub6Advantage The 5G Sub6 network is newer and faster
(4G LTE-A) 300 Mbps	vs	+(5G Sub6) 3000 Mbps9 times Faster for surfing the internet and download files
3300 mAh	vs	+5000 mAh52% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
7.75W	vs	+45W5 times 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.
Mono sound (not stereo)	vs	+Stereo soundAdvantage Better sound quality for listening to music or clearer hands-free calls
802.11 a/b/g/n/ac [wifi5]	vs	+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
5.0 + A2DP/LE	vs	+5.2 + A2DP/LEAdvantage Bluetooth 5.2 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0, USB OTG On-The-Go	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

25 Common items in both devices

Until 1TB microSD, microSDXC

Plastic body, glass front/back / Plastic body, glass front

Super AMOLED

16 million

LED flash

Only digital zoom

PDAF: phase detection autofocus

+18 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 A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
Change model		Choose the model
Model	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
Other model names	Galaxy A7 SM-A750F/Dual-Sim (128GB + 4GB RAM)	Galaxy M55s 5G SM-M558B/Dual-SIM
Country or region available	Pakistan	Bangladesh, India
Brand	Samsung	Samsung
Release date	10/1/2018, Announced: 9/20/2018	9/26/2024, Announced: 9/24/2024
Depth	7.5 millimeters (0.3 inches)	7.8 millimeters (0.31 inches)
Size (width x height)	76.8 x 159.8 millimeters (3.02 x 6.29 in)	76.5 x 163.9 millimeters (3.01 x 6.45 in)
Weight	168 grams (5.88 ounces)	180 grams (6.3 ounces)
Build, materials	Plastic body, glass front/back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
Display type	Super AMOLED	Super AMOLED
Screen size	6" inches	6.7" inches
Screen-to-body ratio	~74.4% (screen-to-body ratio)	~86.4% (screen-to-body ratio)
Display resolution	1080x2220 pixels (18.5:9)	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	411 PPI	393 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Not supported
Refresh rate	60Hz	120Hz
Display features	Always-On Display	Always-On Display
🤖 Operating System
	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
System version	Android 8.0 Oreo	Android 14
Firmware update	Android 10	Android 15
User Interface	One UI 2.0	One UI 6.1 / 7.0
⚙️ Processor
	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
Chipset	64bit: Samsung Exynos 7885 (14nm)	64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core)	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)
GPU graphical controller	ARM Mali-G71 MP2	Qualcomm Adreno 644 (443MHz)
Performance (benchmark)	AnTuTu: 123883 (v7) Geekbench: 4446 (v4.4) GFXBench: 5.7fps (ES 3.1 onscreen)	AnTuTu: 582102 (v10)
💽 Memory and storage
	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
RAM memory	4GB LPDDR4X	8GB LPDDR4X
Internal storage	128GB (108GB available) eMMC 5.1	256GB (233GB available) UFS 2.2
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	3000/1024 Mbps
Network technology	2G, 3G, 4G	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 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 38, 40, 41)	LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	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	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 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
📷 Camera
	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
Back camera (main camera)	(triple camera) 24 megapixels 8MP ultrawide f/2.418mm1/4"1.12µm 5MP depth f/2.2	(triple camera) 50 megapixels 8MP ultrawide f/2.2123° 2MP macro f/2.4
Main camera resolution	5656x4242 pixels	8160x6120 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.7 (aperture)	f/1.8 (aperture)
Focal length	27mm (lens)	feature not registered
Sensor size	1/2.8" inches	1/1.56" inches
Pixel size	0.9µm pixel	1µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
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 on both cameras
Camera extras	1080p@240fps slow motion 720p@960fps slow motion	4K@30fps 1080p@30/60fps 720p@240fps (slow motion)
📸 Front camera
	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
Front camera (secondary)	24 megapixels	50 megapixels
Front camera resolution	5656x4242 pixels	8160x6120 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.4 (aperture)
Focal length	26mm (lens)	feature not registered
Sensor size	1/2.8" inches	feature not registered
Pixel size	0.9µm pixel	feature not registered
🔉 Sound and multimedia
	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
Loudspeaker	Mono sound (not stereo) Dolby Atmos	Stereo sound
Active noise cancellation	2 microphones or more	2 microphones
Radio	FM	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 A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
USB	MicroUSB 2.0, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Not supported	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	5.2 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (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, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
Sensors	Accelerometer Ambient light sensor ANT+ Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3300 mAh	5000 mAh
Charger, watts	7.75W (5V/1.55A) Wired charging	45W Wired fast charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	19 hours	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
Call control	Voice dialing, Voice recorder	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: Black, Blue, Gold, Pink	• Colors: Thunder Black, Coral Green
☢️ Radiation rate
	Galaxy A7 2018 (SM-A750F/DS 128GB/4GB)	Galaxy M55s (SM-M558B/DS 256GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.93W/kg (head)
SAR 2W/kg (Europe, UK, etc.)	0.335W/kg (head), 1.425W/kg (body)	feature not registered