Samsung Galaxy A31 (SM-A315F/DS 128GB) vs Samsung Galaxy A55 (SM-A556E/DS 128GB)

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Side by side comparison between Samsung Galaxy A31 vs Samsung Galaxy A55 phones, differences, pros, cons and full specifications. What's the better?

8/6/2024 8:02 PM, updated: 8/7/2024 8:48 AM

Compare Samsung Galaxy A55 X Samsung Galaxy A31 (SM-A315F/DS 128GB) 05Points

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2400

48
MP

20mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

26Points Samsung Galaxy A55 (SM-A556E/DS 128GB) Compare Samsung Galaxy A31 X

Specifications Compare Models Pictures

6.6"
AMOLED

1080x2340

50
MP

32mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A55 (SM-A556E/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!

5 Advantages Samsung Galaxy A31 (SM-A315F/DS 128GB)	vs	26 Advantages Samsung Galaxy A55 (SM-A556E/DS 128GB)
+185 grams (6.48 ounces)15% Lighter	vs	213 grams (7.46 ounces)
+1080x2400 pixels3% Higher resolution screen	vs	1080x2340 pixels
+411 PPI5% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	390 PPI
+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
2GHz 64bit Octa-core (12nm)	vs	+2.75GHz 64bit Octa-core (4nm)34% More powerful processor, you can open your applications faster
4GB LPDDR4X	vs	+8GB LPDDR5100% More RAM memory. Typically more responsive and better for multitasking.
eMMC 5.1	vs	+UFS 3.1Advantage Fastest write and read storage.
8.6 millimeters (0.34 inches)	vs	+8.2 millimeters (0.32 inches)5% Thinner
Plastic body, glass front	vs	+Aluminum frame, glass front/backAdvantage More resistant material
Not supported	vs	+HDR10+Advantage The HDR10+ display provides vibrant colors and more details
60Hz	vs	+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
6.4"	vs	+6.6"3% Larger screen
(quad camera) 48MP + 8MP + 5MP + 5MP	vs	+(triple camera) 50MP + 12MP + 5MP1% 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" inches	vs	+1/1.56" inches28% 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) 20MP	vs	+(front) 32MP61% 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 11	vs	+Android 14Advantage Android 14 is newer and safer
4G LTE	vs	+5G Sub6Advantage The 5G Sub6 network is newer and faster
(4G LTE) 150 Mbps	vs	+(5G Sub6) 3000 Mbps19 times Faster for surfing the internet and download files
15W	vs	+25W67% 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.
2 slots (Dual-SIM) (dedicated slot)	vs	+1 slot (Single-SIM) + e-SIM (Eletronic) (hybrid slot/shares the same microSD slot)Advantage You can have more mobile carriers/operators on the same device.
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	+5.3 + A2DP/LEAdvantage Bluetooth 5.3 + A2DP/LE is newer and faster
Not supported	vs	+Gorilla Glass VictusAdvantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+IP67 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

27 Common items in both devices

128GB (104GB available) / 128GB (109GB available)

Until 1TB microSD, microSDXC

Super AMOLED

16 million

LED flash

Only digital zoom

PDAF: phase detection autofocus

+20 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 A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/DS 128GB)
Change model		Choose the model
Model	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/DS 128GB)
Other model names	Galaxy A31 SM-A315F/Dual-Sim NFC (128GB + 4GB RAM)	Galaxy A55 5G SM-A556E/Dual-SIM
Country or region available	(Global, International)	(Latin America), Brazil
Brand	Samsung	Samsung
Release date	4/27/2020, Announced: 3/24/2020	3/15/2024, Announced: 3/11/2024
Depth	8.6 millimeters (0.34 inches)	8.2 millimeters (0.32 inches)
Size (width x height)	73.1 x 159.3 millimeters (2.88 x 6.27 in)	77.4 x 161.1 millimeters (3.05 x 6.34 in)
Weight	185 grams (6.48 ounces)	213 grams (7.46 ounces)
Build, materials	Plastic body, glass front	Aluminum frame, glass front/back Back: Corning Gorilla Glass
Protection against water and others	Not supported	IP67 certified: dust proof and waterproof over 1 meter and 30min
📲 Display
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/DS 128GB)
Display type	Super AMOLED	Super AMOLED
Screen size	6.4" inches	6.6" inches
Screen-to-body ratio	~84.9% (screen-to-body ratio)	~85.8% (screen-to-body ratio)
Display resolution	1080x2400 pixels (20:9)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	411 PPI	390 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass Victus
Refresh rate	60Hz	120Hz
Display features	Not supported	HDR10+ Always-On Display
🤖 Operating System
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/DS 128GB)
System version	Android 10	Android 14
Firmware update	Android 11	feature not registered
User Interface	One UI 2.5 / 3.1	One UI 6.1
⚙️ Processor
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/DS 128GB)
Chipset	64bit: MediaTek Helio P65 (MT6768) (12nm)	64bit: Samsung Exynos 1480 (4nm)
CPU	Octa-core, 2 processors: 2x 2GHz ARM Cortex-A75 (Dual-core) 6x 1.7GHz ARM Cortex-A55 (Hexa-core)	Octa-core, 2 processors: 4x 2.75GHz ARM Cortex-A78 (Quad-core) 4x 2GHz ARM Cortex-A55 (Quad-core)
GPU graphical controller	ARM Mali-G52 MC2 (820MHz)	Samsung Xclipse 530
Performance (benchmark)	AnTuTu: 151815 (v8) Geekbench: 5096 (v4.4), 1216 (v5.1) GFXBench: 7fps (ES 3.1 onscreen)	AnTuTu: 635598 (v9), 726158 (v10) Geekbench: 3259 (v5), 3350 (v6)
💽 Memory and storage
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/DS 128GB)
RAM memory	4GB LPDDR4X	8GB LPDDR5
Internal storage	128GB (104GB available) eMMC 5.1	128GB (109GB available) UFS 3.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/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)	1 slot (Single-SIM) nano-SIM (4FF) + e-SIM
Maximum Download / Upload	150/50 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 Cat4 (1, 2, 3, 5, 7, 8, 20) TD-LTE (38, 40, 41) VoLTE	LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 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, 26, 28, 40, 41, 66, 77, 78)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	UMTS 850/900/1900/2100	Not supported
Secondary 4G network	LTE Cat4 (1, 2, 3, 5, 7, 8, 20) TD-LTE (38, 40, 41) VoLTE	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE	Not supported
📷 Camera
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/DS 128GB)
Back camera (main camera)	(quad camera) 48 megapixels 8MP ultrawide f/2.2123°1/4"1.12µm 5MP macro f/2.4 5MP depth f/2.4	(triple camera) 50 megapixels 12MP ultrawide f/2.2123°1/3.06"1.12µm 5MP macro f/2.4
Main camera resolution	8000x6000 pixels	8160x6120 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	26mm (lens)	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	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	feature not registered	4K@30fps 1080p@30/60fps 720p@240fps (slow motion)
📸 Front camera
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/DS 128GB)
Front camera (secondary)	20 megapixels	32 megapixels
Front camera resolution	5184x3840 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	1/2.74" inches
Pixel size	feature not registered	0.8µm pixel
🔉 Sound and multimedia
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/DS 128GB)
Loudspeaker	Mono sound (not stereo)	Stereo sound
Active noise cancellation	2 microphones or more	2 microphones or more
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 A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/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	5.3 + 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
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/DS 128GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Virtual proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/DS 128GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	5000 mAh	5000 mAh
Charger, watts	15W Wired fast charging	25W 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
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/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: Prism Black, Prism Blue, Prism Red, Prism White	• Colors: Navy, Iceblue, Lilac, Lemon
☢️ Radiation rate
	Galaxy A31 (SM-A315F/DS 128GB)	Galaxy A55 (SM-A556E/DS 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.488W/kg (head), 1.68W/kg (body)	feature not registered