Infinix Zero 2023 (X6815C) vs Samsung Galaxy M55 (SM-M556E/DS 128GB)

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Side by side comparison between Infinix Zero 2023 vs Samsung Galaxy M55 phones, differences, pros, cons and full specifications. What's the better?

5/19/2025 11:06 AM, updated: 5/20/2025 7:29 AM

Compare Samsung Galaxy M55 X Infinix Zero 2023 (X6815C) 09Points

Specifications Compare Models Pictures

6.78"
IPS

1080x2460

50
MP

16mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

15Points Samsung Galaxy M55 (SM-M556E/DS 128GB) Compare Infinix Zero 2023 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-M556E/DS 128GB)

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 Infinix Zero 2023 (X6815C)	vs	15 Advantages Samsung Galaxy M55 (SM-M556E/DS 128GB)
+256GB (230GB available)119% More internal storage for applications and files	vs	128GB (105GB available)
+1080x2460 pixels2% Higher resolution screen	vs	1080x2400 pixels
+396 PPI1% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	393 PPI
+6.78"1% Larger screen	vs	6.7"
+Quad-LED on main camera and Dual-LED on front cameraAdvantage The Quad-LED on main camera and Dual-LED on front camera helps in dark places or in low light	vs	LED flash
+f/1.6 (aperture)13% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/1.8 (aperture)
+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
2.6GHz 64bit Octa-core (6nm)	vs	+2.4GHz 64bit Octa-core (4nm)5% More powerful processor, you can open your applications faster
UFS 2.1	vs	+UFS 2.2Advantage Fastest write and read storage.
201 grams (7.04 ounces)	vs	+180 grams (6.3 ounces)12% Lighter
8.9 millimeters (0.35 inches)	vs	+7.8 millimeters (0.31 inches)14% Thinner
LTPS IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
(triple camera) 50MP + 2MP + 2MP	vs	+(triple camera) 50MP + 8MP + 2MP11% Higher resolution main camera
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
(front) 16MP	vs	+(front) 50MP2 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 12	vs	+Android 15Advantage Android 15 is newer and safer
(5G SA/NSA) 2000 Mbps	vs	+(5G Sub6) 3000 Mbps50% Faster for surfing the internet and download files
33W	vs	+45W36% 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
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

30 Common items in both devices

8GB LPDDR4X

Until 1TB microSD, microSDXC

Plastic body, glass front

120Hz

16 million

Only digital zoom

PDAF: phase detection autofocus

+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
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
Change model		Choose the model
Model	Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
Other model names	Infinix Zero 5G 2023 (Dimensity 1080) X6815D	Galaxy M55 5G SM-M556E/Dual-SIM
Country or region available	(Global, International)	(Europe), Russia
Brand	Infinix	Samsung
Release date	12/1/2022, Announced: 11/8/2022	3/28/2024
Depth	8.9 millimeters (0.35 inches)	7.8 millimeters (0.31 inches)
Size (width x height)	76.53 x 168.73 millimeters (3.01 x 6.64 in)	76.5 x 163.9 millimeters (3.01 x 6.45 in)
Weight	201 grams (7.04 ounces)	180 grams (6.3 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
Display type	LTPS IPS LCD	Super AMOLED
Screen size	6.78" inches	6.7" inches
Screen-to-body ratio	~84.5% (screen-to-body ratio)	~86.4% (screen-to-body ratio)
Display resolution	1080x2460 pixels	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	396 PPI	393 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	120Hz	120Hz
Display features	500nits[peak]	Always-On Display
🤖 Operating System
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
System version	Android 12	Android 14
Firmware update	feature not registered	Android 15
User Interface	XOS 12	One UI 6.1 / 7.0
⚙️ Processor
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
Chipset	64bit: MediaTek Dimensity 1080 (6nm)	64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm)
CPU	Octa-core, 2 processors: 2x 2.6GHz ARM Cortex-A78 (Dual-core) 6x 2GHz ARM Cortex-A55 (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-G68 MC4	Qualcomm Adreno 644 (443MHz)
Performance (benchmark)	feature not registered	AnTuTu: 582102 (v10)
💽 Memory and storage
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
RAM memory	8GB LPDDR4X	8GB LPDDR4X
Internal storage	256GB (230GB available) UFS 2.1	128GB (105GB 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
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
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	2000/1024 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 Cat13 (1, 2, 3, 4, 5, 7, 8, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE	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	SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 71, 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	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 Cat13 (1, 2, 3, 4, 5, 7, 8, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE	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+, TD-LTE, LTE, LTE-A, SA/NSA	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
📷 Camera
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
Back camera (main camera)	(triple camera) 50 megapixels 2MP macro 2MP depth	(triple camera) 50 megapixels 8MP ultrawide f/2.2123° 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	Quad-LED on main camera and Dual-LED on front camera	LED flash
Focal aperture	f/1.6 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/1.56" inches
Pixel size	feature not registered	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	Supported	Supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	1080p@30/60fps	4K@30fps 1080p@30/60fps 720p@240fps (slow motion)
📸 Front camera
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
Front camera (secondary)	16 megapixels	50 megapixels
Front camera resolution	4608x3456 pixels	8160x6120 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Dual-LED	Not supported
Focal aperture	f/2.0 (aperture)	f/2.4 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/3" inches	feature not registered
Pixel size	1µm pixel	feature not registered
🔉 Sound and multimedia
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
Loudspeaker	Mono sound (not stereo) 24-bit/192kHz	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
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
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	USB Type-C (reversible)	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	5.2 + 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, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	5000 mAh	5000 mAh
Charger, watts	33W 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
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
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: Submarine Black, Pearly White, Coral Orange	• Colors: Dark Blue, Light Green
☢️ Radiation rate
	Infinix Zero 2023 (X6815C)	Galaxy M55 (SM-M556E/DS 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.81W/kg (head), 1.18W/kg (body)