Fairphone 4 (128GB) vs Samsung Galaxy M55 (SM-M556B/DS 256GB/12GB)

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Side by side comparison between Fairphone 4 vs Samsung Galaxy M55 phones, differences, pros, cons and full specifications. What's the better?

5/19/2025 10:48 AM, updated: 6/5/2025 5:18 AM

Compare Samsung Galaxy M55 X Fairphone 4 (128GB) 09Points

Specifications Compare Models Pictures

6.3"
IPS

1080x2340

48
MP

25mp

6GB
RAM

Octa-core

3905
mAh

(Removable)

19Points Samsung Galaxy M55 (SM-M556B/DS 256GB/12GB) Compare Fairphone 4 X

Specifications Compare Models Pictures

6.7"
AMOLED

1080x2400

50
MP

50mp

12GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy M55 (SM-M556B/DS 256GB/12GB)

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 Fairphone 4 (128GB)	vs	19 Advantages Samsung Galaxy M55 (SM-M556B/DS 256GB/12GB)
+409 PPI4% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	393 PPI
+(dual camera) 48MP + 48MP60% Higher resolution main camera	vs	(triple camera) 50MP + 8MP + 2MP
+Dual-LED flashAdvantage The Dual-LED flash 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)
+LiPo: li-ion polymer (Removable)Advantage Removable battery can be replaced easily	vs	Li-Ion: lithium-ion (Non removable)
+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)
+USB 3.1 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	USB 2.0 Type-C, USB OTG On-The-Go
+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
+IP54 certified, MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
2.2GHz 64bit Octa-core (8nm)	vs	+2.4GHz 64bit Octa-core (4nm)16% More powerful processor, you can open your applications faster
6GB LPDDR4X	vs	+12GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
128GB (104GB available)	vs	+256GB (233GB available)124% More internal storage for applications and files
UFS 2.1	vs	+UFS 2.2Advantage Fastest write and read storage.
225 grams (7.88 ounces)	vs	+180 grams (6.3 ounces)25% Lighter
10.5 millimeters (0.41 inches)	vs	+7.8 millimeters (0.31 inches)35% Thinner
TFT IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
60Hz	vs	+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
1080x2340 pixels	vs	+1080x2400 pixels3% Higher resolution screen
6.3"	vs	+6.7"6% Larger screen
1/2" inches	vs	+1/1.56" inches28% The larger sensor camera lets you take photos with better depth.
(front) 25MP	vs	+(front) 50MP101% 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 13	vs	+Android 15Advantage Android 15 is newer and safer
3905 mAh	vs	+5000 mAh28% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
20W	vs	+45W125% 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
5.1 + A2DP/LE	vs	+5.2 + A2DP/LEAdvantage Bluetooth 5.2 + A2DP/LE is newer and faster

28 Common items in both devices

Until 1TB microSD, microSDXC

Plastic body, glass front

16 million

Only digital zoom

PDAF: phase detection autofocus

OIS: Optical stabilization

BSI sensor

+21 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
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
Change model		Choose the model
Model	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
Other model names	Fairphone 4 (6GB RAM)	Galaxy M55 5G SM-M556B/Dual-SIM
Country or region available	(Europe)	(Middle East), India, Israel, Vietnam
Brand	Fairphone	Samsung
Release date	10/25/2021, Announced: 9/30/2021	3/28/2024
Depth	10.5 millimeters (0.41 inches)	7.8 millimeters (0.31 inches)
Size (width x height)	75.5 x 162 millimeters (2.97 x 6.38 in)	76.5 x 163.9 millimeters (3.01 x 6.45 in)
Weight	225 grams (7.88 ounces)	180 grams (6.3 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	IP54 certified: protection against dust and splashing. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.	Not supported
📲 Display
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
Display type	TFT IPS LCD	Super AMOLED
Screen size	6.3" inches	6.7" inches
Screen-to-body ratio	~79.7% (screen-to-body ratio)	~86.4% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	409 PPI	393 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Not supported
Refresh rate	60Hz	120Hz
Display features	Not supported	Always-On Display
🤖 Operating System
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
System version	Android 11	Android 14
Firmware update	Android 13	Android 15
User Interface	feature not registered	One UI 6.1 / 7.0
⚙️ Processor
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
Chipset	64bit: Qualcomm Snapdragon 750G (SM7225) (8nm)	64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz Kryo 570 (Dual-core) 6x 1.8GHz Kryo 570 (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	Qualcomm Adreno 619 (800MHz)	Qualcomm Adreno 644 (443MHz)
Performance (benchmark)	feature not registered	AnTuTu: 582102 (v10)
💽 Memory and storage
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
RAM memory	6GB LPDDR4X	12GB LPDDR4X
Internal storage	128GB (104GB available) UFS 2.1	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
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
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	3000/1024 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 Cat15 (1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 32, 71) 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, 41, 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, Sub6	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 Cat15 (1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 32, 71) 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, Sub6	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
📷 Camera
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
Back camera (main camera)	(dual camera) 48 megapixels 48MP ultrawide f/2.21/2"0.8µmPDAF+TOF3D	(triple camera) 50 megapixels 8MP ultrawide f/2.2123° 2MP macro f/2.4
Main camera resolution	8000x6000 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/1.6 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/2" inches	1/1.56" inches
Pixel size	0.8µm pixel	1µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: 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	Supported	Supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	4K@30fps 1080p@30/60fps	4K@30fps 1080p@30/60fps 720p@240fps (slow motion)
📸 Front camera
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
Front camera (secondary)	25 megapixels	50 megapixels
Front camera resolution	5760x4320 pixels	8160x6120 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.4 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/2.78" inches	feature not registered
Pixel size	0.9µm pixel	feature not registered
🔉 Sound and multimedia
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
Loudspeaker	Mono sound (not stereo)	Stereo sound
Active noise cancellation	2 microphones	2 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
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
USB	USB 3.1 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	Type-C reversible connector	Type-C reversible connector
TV output	USB Type-C SlimPort®	USB Type-C (reversible)
Bluetooth	5.1 + 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, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
Battery type	LiPo: li-ion polymer (Removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3905 mAh	5000 mAh
Charger, watts	20W 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
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
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: Gray, Green, Speckled Green • Modular phone with swappable components • iFixit: 10/10	• Colors: Dark Blue, Light Green
☢️ Radiation rate
	Fairphone 4 (128GB)	Galaxy M55 (SM-M556B/DS 256GB/12GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.79W/kg (head), 1.09W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	0.49W/kg (head), 0.99W/kg (body)	0.96W/kg (head), 0.98W/kg (body)