Sony Xperia Miro (ST23a) vs Samsung Galaxy A55 (SM-A556E/DS 256GB)

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

8/6/2024 8:48 PM, updated: 5/20/2025 8:15 AM

Compare Samsung Galaxy A55 X Sony Xperia Miro (ST23a) 05Points

Specifications Compare Models Pictures

3.5"
LED

320x480

5
MP

0.3mp

512MB
RAM

Single-core

1500
mAh

(Non removable)

34Points Samsung Galaxy A55 (SM-A556E/DS 256GB) Compare Sony Xperia miro 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 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!

5 Advantages Sony Xperia Miro (ST23a)	vs	34 Advantages Samsung Galaxy A55 (SM-A556E/DS 256GB)
+110 grams (3.85 ounces)94% Lighter	vs	213 grams (7.46 ounces)
+Proximity sensorAdvantage Sensors help you use the device	vs	Virtual proximity sensor
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FM (RDS)Advantage The radio lets you listen to your songs and sports in general	vs	Not supported
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
800MHz 32bit Single-core	vs	+2.75GHz 64bit Octa-core (4nm)5 times More powerful processor, you can open your applications faster
512MB LPDDR	vs	+8GB LPDDR515 times More RAM memory. Typically more responsive and better for multitasking.
4GB (2.2GB available)	vs	+256GB (234GB available)106 times More internal storage for applications and files
Until 32GB microSD, microSDHC	vs	+Until 1TB microSD, microSDXC31 times More external storage for files using memory cards
9.9 millimeters (0.39 inches)	vs	+8.2 millimeters (0.32 inches)21% Thinner
Plastic body, glass front	vs	+Aluminum frame, glass front/backAdvantage More resistant material
TFT LED-Backlit LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
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.
320x480 pixels	vs	+1080x2340 pixels15 times Higher resolution screen
165 PPI	vs	+390 PPI136% Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.5"	vs	+6.6"89% Larger screen
(back) 5MP	vs	+(triple camera) 50MP + 12MP + 5MP12 times 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
Not supported	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
(front) 0.3MP	vs	+(front) 32MP103 times Higher resolution secondary camera to take pictures and selfies
VGA (640x480)	vs	+4K UHD (3840x2160)26 times More image quality for recording videos with the primary camera
Android 4.0.4 Ice Cream Sandwich ICS	vs	+Android 15Advantage Android 15 is newer and safer
3G HSUPA	vs	+5G Sub6Advantage The 5G Sub6 network is newer and faster
(3G HSUPA) 7.2 Mbps	vs	+(5G Sub6) 3000 Mbps416 times Faster for surfing the internet and download files
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (under display)Advantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
1500 mAh	vs	+5000 mAh2 times Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
5W	vs	+25W4 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.
1 slot (Single-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
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
802.11 b/g/n [wifi4]	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
2.1 + A2DP	vs	+5.3 + A2DP/LEAdvantage Bluetooth 5.3 + 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.
Not supported	vs	+IP67 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

17 Common items in both devices

16 million

LED flash

Only digital zoom

Autofocus / PDAF: phase detection autofocus

Capacitive

Multitouch

Accelerometer

+10 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
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
Change model		Choose the model
Model	Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
Other model names	Xperia miro ST23, ST23a, Sony Mesona	Galaxy A55 5G SM-A556E/Dual-SIM
Country or region available	(Latin America), USA	(Latin America), Brazil
Brand	Sony	Samsung
Release date	9/1/2012, Announced: 6/29/2012	3/15/2024, Announced: 3/11/2024
Depth	9.9 millimeters (0.39 inches)	8.2 millimeters (0.32 inches)
Size (width x height)	59.4 x 113 millimeters (2.34 x 4.45 in)	77.4 x 161.1 millimeters (3.05 x 6.34 in)
Weight	110 grams (3.85 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
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
Display type	TFT LED-Backlit LCD	Super AMOLED
Screen size	3.5" inches	6.6" inches
Screen-to-body ratio	~54.3% (screen-to-body ratio)	~85.8% (screen-to-body ratio)
Display resolution	320x480 pixels (3:2)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch 2-points	Capacitive Multitouch
Pixel density (dot pitch)	165 PPI	390 PPI
Colors	16 million	16 million
Scratch-resistant glass	Scratch-resistant glass	Gorilla Glass Victus
Refresh rate	60Hz	120Hz
Display features	Anti-reflective coating screen	HDR10+ Always-On Display
🤖 Operating System
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
System version	Android 4.0.3 Ice Cream Sandwich ICS	Android 14
Firmware update	Android 4.0.4 Ice Cream Sandwich ICS	Android 15
User Interface	feature not registered	One UI 6.1 / 7.0
⚙️ Processor
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
Chipset	32bit: Qualcomm Snapdragon S1 MSM7225A	64bit: Samsung Exynos 1480 (4nm)
CPU	Single-core, 1 processor: 1x 800MHz ARM Cortex-A5 (Single-core)	Octa-core, 2 processors: 4x 2.75GHz ARM Cortex-A78 (Quad-core) 4x 2GHz ARM Cortex-A55 (Quad-core)
GPU graphical controller	Qualcomm Adreno 200	Samsung Xclipse 530
Performance (benchmark)	feature not registered	AnTuTu: 635598 (v9), 726158 (v10) Geekbench: 3259 (v5), 3350 (v6)
💽 Memory and storage
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
RAM memory	512MB LPDDR	8GB LPDDR5
Internal storage	4GB (2.2GB available)	256GB (234GB available) UFS 3.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	1 slot (Single-SIM) nano-SIM (4FF) + e-SIM
Maximum Download / Upload	7.2/5.76 Mbps	3000/1024 Mbps
Network technology	2G, 3G	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 850/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	Not supported	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	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G network	Not supported	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	Not supported
📷 Camera
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
Back camera (main camera)	5 megapixels	(triple camera) 50 megapixels 12MP ultrawide f/2.2123°1/3.06"1.12µm 5MP macro f/2.4
Main camera resolution	2592x1944 pixels	8160x6120 pixels
Video recording (primary)	VGA (640x480) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	feature not registered	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	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	Not supported	HDR photo on both cameras
Camera extras	feature not registered	4K@30fps 1080p@30/60fps 720p@240fps (slow motion)
📸 Front camera
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
Front camera (secondary)	0.3 megapixels	32 megapixels
Front camera resolution	640x480 pixels	6528x4896 pixels
Video recording (secondary)	Not supported	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	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
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
Loudspeaker	Mono sound (not stereo) Sony xLOUD	Stereo sound
Active noise cancellation	Not supported	3 microphones
Radio	FM (RDS)	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.263, H.264	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, eAAC+, WAV	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/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	2.1 + A2DP	5.3 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz) WiFi hotspot	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
Sensors	Accelerometer Ambient light sensor Compass Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
Battery type	Li-Ion: lithium-ion (Non removable) BA700	Li-Ion: lithium-ion (Non removable)
Battery capacity	1500 mAh	5000 mAh
Charger, watts	5W Wired charging	25W Wired fast charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	6 hours	feature not registered
Standby	545 hours (22.7 days)	feature not registered
➕ Other features
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
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, Flash player	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black, Pink, White with silver, White with gold • Java framework	• Colors: Navy, Iceblue, Lilac, Lemon
☢️ Radiation rate
	Sony Xperia Miro (ST23a)	Galaxy A55 (SM-A556E/DS 256GB)
SAR 1.6W/kg (USA, Mexico, etc.)	1.25W/kg (head), 0.91W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.87W/kg (head)	feature not registered