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Samsung Galaxy A55 (SM-A556E/DS 256GB) vs Realme GT 3 (128GB)

Side by side comparison between Samsung Galaxy A55 vs Realme GT 3 phones, differences, pros, cons and full specifications. What's the better?

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Compare Realme GT 3 X Samsung Galaxy A55 (SM-A556E/DS 256GB) 14Points
6.6"
AMOLED

1080x2340

50
MP

32mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
6.74"
AMOLED

1240x2772

50
MP

16mp

8GB
RAM

Octa-core

4600
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!

Galaxy A55 (SM-A556E/DS 256GB)} 14 Advantages Samsung Galaxy A55 (SM-A556E/DS 256GB) vs GT 3 (128GB)} 10 Advantages Realme GT 3 (128GB)
+256GB (234GB available)132%
More internal storage for applications and files
vs128GB (101GB available)
+Until 1TB microSD, microSDXCAdvantage
More external storage for files using memory cards
vsNot supported
+8.2 millimeters (0.32 inches)9%
Thinner
vs8.9 millimeters (0.35 inches)
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsAMOLED
+(triple camera) 50MP + 12MP + 5MP12%
Higher resolution main camera
vs(triple camera) 50MP + 8MP + 2MP
+f/1.8 (aperture)6%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/1.9 (aperture)
+(front) 32MP101%
Higher resolution secondary camera to take pictures and selfies
vs(front) 16MP
+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
vs(front) Full HD (1920x1080)
+Android 15Advantage
Android 15 is newer and safer
vsAndroid 13
+(5G Sub6) 3000 Mbps50%
Faster for surfing the internet and download files
vs(5G SA/NSA) 2000 Mbps
+5000 mAh9%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs4600 mAh
+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.
vs2 slots (Dual-SIM)
+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
vs802.11 a/b/g/n/ac [wifi5]
+Gorilla Glass VictusAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
2.75GHz 64bit Octa-core (4nm)vs+3.19GHz 64bit Octa-core (4nm)17%
More powerful processor, you can open your applications faster
213 grams (7.46 ounces)vs+199 grams (6.97 ounces)7%
Lighter
120Hzvs+144Hz20%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
16 millionvs+1 billion62 times
More colors on the screen is better quality images and videos
1080x2340 pixelsvs+1240x2772 pixels36%
Higher resolution screen
390 PPIvs+451 PPI16%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.6"vs+6.74"2%
Larger screen
LED flashvs+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
Virtual proximity sensorvs+Proximity sensorAdvantage
Sensors help you use the device
25Wvs+240W9 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.

32 Common items in both devices
8GB LPDDR5
UFS 3.1
HDR10+
Only digital zoom
PDAF: phase detection autofocus
OIS: Optical stabilization
BSI sensor
+25 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 Clear highlight

📱 Model features

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
ModelGalaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
Other model namesGalaxy A55 5G SM-A556E/Dual-SIMRealme GT3 240W RMX3709
Country or region available(Latin America)Brazil
(Latin America), Brazil
(Global, International)
(Global, International)
BrandSamsungRealme
Release date3/15/2024, Announced: 3/11/20243/17/2023, Announced: 2/28/2023
Depth8.2 millimeters (0.32 inches)8.9 millimeters (0.35 inches)
Size (width x height)77.4 x 161.1 millimeters (3.05 x 6.34 in)75.8 x 163.9 millimeters (2.98 x 6.45 in)
Weight213 grams (7.46 ounces)199 grams (6.97 ounces)
Build, materialsAluminum frame, glass front/back
Back: Corning Gorilla Glass
Back: RGB light notification
Protection against water and othersIP67 certified: dust proof and waterproof over 1 meter and 30minIP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant

📲 Display

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
Display typeSuper AMOLEDAMOLED
Screen size6.6" inches6.74" inches
Screen-to-body ratio~85.8% (screen-to-body ratio)~87.9% (screen-to-body ratio)
Display resolution1080x2340 pixels (19.5:9)1240x2772 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)390 PPI451 PPI
Colors16 million1 billion
Scratch-resistant glassGorilla Glass VictusNot supported
Refresh rate120Hz144Hz
Display featuresHDR10+
Always-On Display
500nits[typ], 1400nits[peak]
HDR10+
Touch Sampling Rate: 360Hz

🤖 Operating System

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
System versionAndroid 14Android 13
Firmware updateAndroid 15feature not registered
User InterfaceOne UI 6.1 / 7.0Realme UI 4.0

⚙️ Processor

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
Chipset64bit: Samsung Exynos 1480 (4nm)64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm)
CPUOcta-core, 2 processors:
4x 2.75GHz ARM Cortex-A78 (Quad-core)
4x 2GHz ARM Cortex-A55 (Quad-core)
Octa-core, 3 processors:
1x 3.19GHz ARM Cortex-X2 (Single-core)
3x 2.75GHz ARM Cortex-A710 (Triple-core)
4x 2GHz ARM Cortex-A510 (Quad-core)
GPU graphical controllerSamsung Xclipse 530Qualcomm Adreno 730 (818MHz)
Performance (benchmark)AnTuTu: 635598 (v9), 726158 (v10)
Geekbench: 3259 (v5), 3350 (v6)
AnTuTu: 1074427 (v9)
Geekbench: 3898 (v5.1), 3980 (v6)
GFXBench: 59fps (ES 3.1 onscreen)

💽 Memory and storage

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
RAM memory8GB LPDDR58GB LPDDR5
Internal storage256GB (234GB available)
UFS 3.1
128GB (101GB available)
UFS 3.1
External storageUntil 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)
Not supported

📶 Mobile networks

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
Dual-SIM Standby - Call active on one sim card
SIM card1 slot (Single-SIM)
nano-SIM (4FF) + e-SIM
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload3000/1024 Mbps2000/1024 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G, 5G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900CDMA 800, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100CDMA2000 1xEV-DO
UMTS 800/850/900/1700/1900/2100
Primary 4G networkLTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat20
VoLTE
Global version:
LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66)
China/India version:
LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66)
TD-LTE (34, 38, 39, 40, 41, 42)
Primary 5G networkSA/NSA/Sub6 (1, 3, 5, 7, 8, 26, 28, 40, 41, 66, 77, 78)SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat20
VoLTE
Global version:
LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66)
China/India version:
LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66)
TD-LTE (34, 38, 39, 40, 41, 42)
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA

📷 Camera

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
Back camera (main camera)(triple camera)
50 megapixels
12MP ultrawide f/2.2123°1/3.06"1.12µm
5MP macro f/2.4
(triple camera)
50 megapixels
8MP ultrawide f/2.216mm112°1/4"1.12µm
2MP microscope f/3.320mm
Main camera resolution8160x6120 pixels8160x6120 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps4K UHD (3840x2160) 60 fps
FlashLED flashDual-LED flash
Focal aperturef/1.8 (aperture)f/1.9 (aperture)
Focal lengthfeature not registered24mm (lens)
Sensor size1/1.56" inches1/1.56" inches
Pixel size1µm pixel1µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationOIS: Optical stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedSupported
HDRHDR photo on both camerasHDR photo on both cameras
Camera extras4K@30fps
1080p@30/60fps
720p@240fps (slow motion)
4K@30/60fps
1080p@30/60fps
Sony IMX890

📸 Front camera

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
Front camera (secondary)32 megapixels16 megapixels
Front camera resolution6528x4896 pixels4608x3456 pixels
Video recording (secondary)4K UHD (3840x2160)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.5 (aperture)
Focal length26mm (lens)25mm (lens)
Sensor size1/2.74" inches1/3.09" inches
Pixel size0.8µm pixel1µm pixel

🔉 Sound and multimedia

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
LoudspeakerStereo soundStereo sound
24-bit/192kHz
Active noise cancellation3 microphones2 microphones or more
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio outputType-C reversible connectorType-C reversible connector
TV outputUSB Type-C (reversible)USB Type-C (reversible)
Bluetooth5.3 + A2DP/LE5.3 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFCSupportedSupported
Infrared portNot supportedSupported

🧭 Sensors

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Hall effect
Virtual proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
Battery typeLi-Ion: lithium-ion (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity5000 mAh4600 mAh
Charger, watts25W Wired fast charging240W Wired fast charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Navy, Iceblue, Lilac, Lemon• Colors: Booster Black, Pulse White

☢️ Radiation rate

Galaxy A55 (SM-A556E/DS 256GB)Realme GT 3 (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
X

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