Asus Zenfone AR (ZS571KL 128GB) vs Samsung Galaxy M55 (SM-M556B/DS 256GB/8GB)

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

5/19/2025 9:09 AM, updated: 5/20/2025 7:30 AM

Compare Samsung Galaxy M55 X Asus Zenfone AR (ZS571KL 128GB) 10Points

Specifications Compare Models Pictures

5.7"
AMOLED

1440x2560

23
MP

8mp

6GB
RAM

Quad-core

3300
mAh

(Non removable)

22Points Samsung Galaxy M55 (SM-M556B/DS 256GB/8GB) Compare Asus Zenfone AR 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 M55 (SM-M556B/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!

10 Advantages Asus Zenfone AR (ZS571KL 128GB)	vs	22 Advantages Samsung Galaxy M55 (SM-M556B/DS 256GB/8GB)
+170 grams (5.95 ounces)6% Lighter	vs	180 grams (6.3 ounces)
+Aluminum body, glass front, plastic backAdvantage More resistant material	vs	Plastic body, glass front
+1440x2560 pixels42% Higher resolution screen	vs	1080x2400 pixels
+515 PPI31% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	393 PPI
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+BarometerAdvantage 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 4Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
2.35GHz 64bit Quad-core	vs	+2.4GHz 64bit Octa-core (4nm)41% More powerful processor, you can open your applications faster
6GB LPDDR4	vs	+8GB LPDDR4X33% More RAM memory. Typically more responsive and better for multitasking.
128GB (110GB available)	vs	+256GB (233GB available)112% More internal storage for applications and files
UFS 2.0	vs	+UFS 2.2Advantage Fastest write and read storage.
8.9 millimeters (0.35 inches)	vs	+7.8 millimeters (0.31 inches)14% Thinner
60Hz	vs	+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
5.7"	vs	+6.7"18% Larger screen
(back) 23MP	vs	+(triple camera) 50MP + 8MP + 2MP161% Higher resolution main camera
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
1/2.6" inches	vs	+1/1.56" inches67% The larger sensor camera lets you take photos with better depth.
f/2.0 (aperture)	vs	+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MP	vs	+(front) 50MP5 times Higher resolution secondary camera to take pictures and selfies
(front) Full HD (1920x1080)	vs	+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera
Android 7.0 Nougat	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) 600 Mbps	vs	+(5G Sub6) 3000 Mbps4 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
18W	vs	+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.
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
4.2 + A2DP	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

25 Common items in both devices

Until 1TB microSD, microSDXC

Super AMOLED

16 million

Only digital zoom

PDAF: phase detection autofocus

OIS (4-axis): Optical stabilization / OIS: Optical stabilization

HDR photo on both cameras

+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
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Change model		Choose the model
Model	Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Other model names	Asus Zenfone AR ZS571KL (128GB+6GB RAM) A002A, A002	Galaxy M55 5G SM-M556B/Dual-SIM
Country or region available	(Global, International)	(Global, International), Brazil, Colombia, Mexico
Brand	Asus	Samsung
Release date	5/1/2017, Announced: 1/9/2017	3/28/2024
Depth	8.9 millimeters (0.35 inches)	7.8 millimeters (0.31 inches)
Size (width x height)	77.4 x 158.7 millimeters (3.05 x 6.25 in)	76.5 x 163.9 millimeters (3.01 x 6.45 in)
Weight	170 grams (5.95 ounces)	180 grams (6.3 ounces)
Build, materials	Aluminum body, glass front, plastic back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Display type	Super AMOLED	Super AMOLED
Screen size	5.7" inches	6.7" inches
Screen-to-body ratio	~72.9% (screen-to-body ratio)	~86.4% (screen-to-body ratio)
Display resolution	1440x2560 pixels (16:9)	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch 10-points
Pixel density (dot pitch)	515 PPI	393 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Not supported
Refresh rate	60Hz	120Hz
Display features	Not supported	Always-On Display
🤖 Operating System
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
System version	Android 7.0 Nougat	Android 14
Firmware update	feature not registered	Android 15
User Interface	ZenUI 3.0	One UI 6.1 / 7.0
⚙️ Processor
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Chipset	64bit: Qualcomm Snapdragon 821 MSM8996 (14nm)	64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm)
CPU	Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-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	Qualcomm Adreno 530 650Mhz	Qualcomm Adreno 644 (443MHz)
Performance (benchmark)	feature not registered	AnTuTu: 582102 (v10)
💽 Memory and storage
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
RAM memory	6GB LPDDR4	8GB LPDDR4X
Internal storage	128GB (110GB available) UFS 2.0	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
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
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	600/75 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	Global version: UMTS 800/850/900/1900/2100 America version: UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat12 VoLTE Global version: LTE (Bands 1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (Bands 38, 40, 41) America version: LTE (Bands 1, 2, 3, 4, 5, 7, 12, 13, 20, 29)	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
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Back camera (main camera)	23 megapixels	(triple camera) 50 megapixels 8MP ultrawide f/2.2123° 2MP macro f/2.4
Main camera resolution	5536x4152 pixels	8160x6120 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	27mm (lens)	feature not registered
Sensor size	1/2.6" 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 (4-axis): 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	Not supported	Supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	Motion tracking sensors	4K@30fps 1080p@30/60fps 720p@240fps (slow motion)
📸 Front camera
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Front camera (secondary)	8 megapixels	50 megapixels
Front camera resolution	3264x2448 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	feature not registered	feature not registered
Sensor size	1/4" inches	feature not registered
Pixel size	1.12µm pixel	feature not registered
🔉 Sound and multimedia
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Loudspeaker	Mono sound (not stereo) Hi-Res audio	Stereo sound
Active noise cancellation	2 microphones or more	2 microphones
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, 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
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
USB	USB 2.0 Type-C, 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	4.2 + A2DP	5.2 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) 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
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (front-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3300 mAh	5000 mAh
Charger, watts	18W (9V/2A) Wired fast charging Quick Charge 3	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
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
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: Black • Tango and Daydream by Google	• Colors: Dark Blue, Light Green
☢️ Radiation rate
	Asus Zenfone AR (ZS571KL 128GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.79W/kg (head), 1.09W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.96W/kg (head), 0.98W/kg (body)