Samsung Galaxy A55 5G vs Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB)

Here you can compare Samsung Galaxy A55 5G and Samsung Galaxy S21 Ultra 5G (12GB RAM …. Comparing Samsung Galaxy A55 5G vs Samsung Galaxy S21 Ultra 5G (12GB RAM … on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Samsung Galaxy A55 5G stands against Samsung Galaxy S21 Ultra 5G (12GB RAM … and which one should you buy The current lowest price found for Samsung Galaxy A55 5G is ₹25,999 and for Samsung Galaxy S21 Ultra 5G (12GB RAM … is ₹1,01,999. The details of both of these products were last updated on May 23, 2025.

Specification	Samsung Galaxy A55 5G	Samsung Galaxy S21 Ultra 5G (12GB RAM …
RAM	8 GB	12 GB
Battery	5000 mAh, Li-Po Battery	5000 mAh, Li-Po Battery
Internal Memory	128 GB	128 GB
CPU	2.7 GHz, Octa Core Processor	2.9 GHz, Octa Core Processor
Rear Camera	50 MP ƒ/1.8 (Wide Angle) 12 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.4 (Macro)	108 MP ƒ/1.8 10 MP ƒ/4.9 (Telephoto) 10 MP ƒ/2.4 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide)
Price	₹25,999	₹1,01,999

Samsung Galaxy A55 5G₹25,99915%

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Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB)₹1,01,999

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Samsung Galaxy A55 5G₹25,99915%

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Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB)₹1,01,999

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Overview

Specs Score	85 / 100	91 / 100 Better Specs
Display Resolution	1080 x 2340 pixels	1440 x 3200 pixels Better Resolution
RAM	8 GB	12 GB More RAM
CPU Clock Speed	2.7 GHz	2.9 GHz Faster Clock Speed
Rear Camera	50 MP + 12 MP + 5 MP Triple	108 MP Quad Better Camera Resolution
Front Camera	32 MP	40 MP Better Front Camera Resolution
Weight	213 g Lighter	227 g
Thickness	8.2 mm Slimmer	8.9 mm
Unique Features	Memory Card Support No No	No Wireless Charging Reverse Charging

General

Model	SM-A556V, SM-A556B, SM-A556B/DS, SM-A556E, SM-A556E/DS, SM-A5560	Galaxy S21 Ultra 5G
Sim Type	Dual Sim, GSM+GSM (Hybrid Slot)	Dual Sim, GSM+GSM
Dual Sim	Yes	Yes
Sim Size	Nano+Nano SIM	Nano+Nano SIM
Device Type	Smartphone	Smartphone
Release Date	March 11, 2024	January 14, 2021
In The Box	Handset, Data Cable (USB Type C to C), Ejection pin, Quick Start Guide

Design

Dimensions	77.4 x 161.1 x 8.2 mm	75.6 x 165.1 x 8.9 mm
Weight	213 g	227 g
Colors	Iceblue, Lilac, Navy, Lemon

Display

Type	Color Super AMOLED Screen (16M Colors)	Color Dynamic AMOLED 2X (16M Colors)
Touch	Yes	Yes
Size	6.6 inches, 1080 x 2340 pixels, 120 Hz	6.8 inches, 1440 x 3200 pixels, 120 Hz
Aspect Ratio	20:9	20:9
PPI	~ 390 PPI	~ 515 PPI
Screen to Body Ratio	~ 85.8%	~ 89.8%
Glass Type	Corning Gorilla Glass Victus Plus	Corning Gorilla Glass Victus
Features	HDR10+, 1000 nits Brightness	Always-on Display, HDR10+
Notch	Yes, Punch Hole	Yes, Punch Hole

Memory

RAM	8 GB	12 GB
Storage	128 GB	128 GB
Storage Type		UFS 3.1
Card Slot	Yes, (Hybrid Slot), upto 1 TB

Connectivity

GPRS	Yes	Yes
EDGE	Yes	Yes
3G	Yes	Yes
4G	Yes	Yes
5G	Yes	Yes
5G Bands	FDD Sub6: N1(2100), N3(1800), N5(850), N7(2600), N8(900), N26(850), N28(700), N66(AWS-3), TDD Sub6 N40(2300), N41(2500), N77(3700), N78(3500)
VoLTE	Yes, Dual Stand-By	Yes, Dual Stand-By
Wifi	Yes, with wifi-hotspot	Yes, with wifi-hotspot
Wifi Version	802.11a/b/g/n/ac/ax 2.4GHz+5GHz, HE80, MIMO, 1024-QAM
Bluetooth	Yes, v5.3, A2DP, LE	Yes, v5.2, A2DP, LE
USB	Yes, USB-C v2.0	Yes, USB-C v3.2
USB Features	USB on-the-go	USB on-the-go, USB Charging

Performance

AnTuTu Score	712,992 (Total) (v10) 225,413 (CPU) 167,758 (GPU) 145,378 (Memory) 174,443 (UX)
Geekbench Score	3,454 (Multi Core) (v6) 1,161 (Single Core) 3,999 (OpenCL) 4,168 (Vulkan)
3DMark Score	1,017 (Wild Life Extreme)
Camera Score	108 (DxOMark)
Speaker Score	76 (Very Good)
Battery Test Result	13 hours

Extra

GPS	Yes, with A-GPS, GLONASS, GALILEO, BDS	Yes, with A-GPS, GLONASS, BDS, GALILEO
Fingerprint Sensor	Yes, In Display	Yes, In Display
Face Unlock	Yes	Yes
Sensors	Accelerometer, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Virtual Proximity Sensing	Accelerometer, Gyro, Proximity, Compass, Barometer
3.5mm Headphone Jack	No	No
NFC	Yes	Yes
Water Resistance	Yes, 1 m upto 30 min	Yes, 1.5 m upto 30 min
IP Rating	IP67	IP68
Dust Resistant	Yes	Yes
Extra Features	4 Generations of OS Upgrades and up to 5 Years of Security Updates, Samsung Knox Vault, E-sim

Camera

Rear Camera	50 MP ƒ/1.8 (Wide Angle) 12 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.4 (Macro)	108 MP ƒ/1.8 10 MP ƒ/4.9 (Telephoto) 10 MP ƒ/2.4 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide)
OIS	Yes	Yes
Auto Focus	Yes	Yes
Features	Portrait, Panorama, HDR	Auto-HDR, Panorama
Video Recording	4K @ 30 fps UHD, 1080p @ 30 fps FHD	8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 240/30/60 fps FHD, 720p @ 960 fps HD
Flash	Yes, LED	Yes, LED
Front Camera	32 MP ƒ/2.2 (Wide Angle) Punch Hole	40 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus
Front Video Recording	4K @ 30 fps UHD, 1080p @ 30 fps FHD	4K @ 30/60 fps UHD, 1080p @ 30 fps FHD

Technical

OS	Android v14	Android v10
Custom UI	OneUI 6
Chipset	Samsung Exynos 1480	Samsung Exynos 2100
CPU	2.7 GHz, Octa Core Processor	2.9 GHz, Octa Core Processor
Core Details	4xCortex-A78@ 2.7 GHz & 4xCortex-A55@2.0 GHz	1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55
GPU		Mali-G78 MP14
Java	No	No
Browser	Yes	Yes

Multimedia

Email	Yes	Yes
Music	MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA	Yes
Video	MP4, M4V, 3GP, 3G2, AVI, FLV, MKV, WEBM	Yes
FM Radio	No	No
Speaker Type	Stereo
Document Reader	Yes	Yes

Battery

Type	Non-Removable Battery	Non-Removable Battery
Size	5000 mAh, Li-Po Battery	5000 mAh, Li-Po Battery
Fast Charging	Yes, 25W Fast Charging	Yes, 25W Fast Charging
Wireless Charging		Yes, 15W
Reverse Charging		Yes, 4.5W
Video Playback Time	28 hours
Music Playback Time	79 hours

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