Screen size
Galaxy A57Winner: 6.7"+70%
Z5502.0"
Quick verdict
Galaxy A57 leads the measured specs 19-2.
Measured wins
Galaxy A57
19
spec wins
Overall winner
Ties
2
equal specs
Z550
2
spec wins
Screen size
Technology
Galaxy A57
GSM / HSPA / LTE / 5G
Z550
GSM / UMTS
2G bands
Galaxy A57
GSM 850 / 900 / 1800 / 1900
Z550
GSM 900 / 1800 / 1900
3G bands
Galaxy A57
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Z550
UMTS 2100
4G bands
Galaxy A57
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 32, 38, 40, 41, 66
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
NFC
3.5mm jack
equal specsSD card
Stereo speakers
equal specsZ550
-
5G bands
Galaxy A57
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
Z550
-
Speed
Galaxy A57
HSPA, LTE, 5G
Z550
Yes, 384 kbps
Announced
Galaxy A57
2026, March 25
Z550
2006, March
Status
Galaxy A57
Released Apr 10, 2026
Z550
Discontinued
Dimensions
Galaxy A57
161.5 x 76.8 x 6.9 mm (6.36 x 3.02 x 0.27 in)
Z550
93 x 45 x 17.5 mm (3.66 x 1.77 x 0.69 in)
Weight
Galaxy A57
179 g (6.31 oz)
Z550
95 g (3.35 oz)
Build
Galaxy A57
Glass front (Gorilla Glass Victus+), aluminum frame, glass back (Gorilla Glass Victus+)
Z550
-
SIM
Galaxy A57
· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
Z550
Mini-SIM
Other
Galaxy A57
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Z550
-
Type
Galaxy A57
Super AMOLED+, 120Hz, HDR10+, 1200 nits (HBM), 1900 nits (peak)
Z550
TFT, 256K colors
Size
Galaxy A57
6.7 inches, 110.2 cm2 (~88.8% screen-to-body ratio)
Z550
2.0 inches, 30 x 40 mm, 12.4 cm2 (~29.6% screen-to-body ratio)
Resolution
Galaxy A57
1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Z550
240 x 320 pixels, 4:3 ratio (~200 ppi density)
Protection
Galaxy A57
Corning Gorilla Glass Victus+, Mohs level 5
Z550
-
OS
Galaxy A57
Android 16, up to 6 major Android upgrades, One UI 8.5
Z550
-
Chipset
Galaxy A57
Exynos 1680 (4 nm)
Z550
-
CPU
Galaxy A57
Octa-core (1x2.9 GHz Cortex-720 & 4x2.6 GHz Cortex-720 & 3x1.95 GHz Cortex-520)
Z550
-
GPU
Galaxy A57
Xclipse 550
Z550
-
Card slot
Galaxy A57
No
Z550
microSD (dedicated slot)
Internal
Galaxy A57
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Z550
138MB
Other
Galaxy A57
UFS
Z550
-
Phonebook
Galaxy A57
-
Z550
Yes
Call records
Galaxy A57
-
Z550
20 dialed, 20 received, 20 missed calls
Triple
Galaxy A57
50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS 12 MP, f/2.2, 123˚ (ultrawide), 1/3.06", 1.12µm 5 MP, f/2.4, (macro)
Z550
-
Features
Galaxy A57
Best Face, LED flash, panorama, HDR
Z550
-
Video
Galaxy A57
4K@30fps, 1080p@30/60fps, HDR, gyro-EIS
Z550
Yes
Single
Galaxy A57
-
Z550
2 MP
Single
Galaxy A57
12 MP, f/2.2, (wide), 1/3.2", 1.12µm
Z550
Videocall camera
Video
Galaxy A57
4K@30fps, 1080p@30/60fps, 10-bit HDR
Z550
Loudspeaker
Galaxy A57
Yes, with stereo speakers
Z550
Yes, with stereo speakers
3.5mm jack
Galaxy A57
No
Z550
No
Alert types
Galaxy A57
-
Z550
Vibration; Downloadable polyphonic, MP3 ringtones
Other
Galaxy A57
-
Z550
Dual speaker
WLAN
Galaxy A57
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band or tri-band, Wi-Fi Direct
Z550
No
Bluetooth
Galaxy A57
6.0, A2DP, LE
Z550
2.0, A2DP
Positioning
Galaxy A57
GPS, GALILEO, GLONASS, BDS, QZSS
Z550
No
NFC
Galaxy A57
Yes (market/region dependent)
Z550
-
Radio
Galaxy A57
No
Z550
No
USB
Galaxy A57
USB Type-C 2.0, OTG
Z550
Proprietary
Sensors
Galaxy A57
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Z550
Messaging
Galaxy A57
-
Z550
SMS, EMS, MMS, Email
Browser
Galaxy A57
-
Z550
WAP 2.0/xHTML
Games
Galaxy A57
-
Z550
Yes + downloadable
Java
Galaxy A57
-
Z550
Yes, MIDP 2.0
Other
Galaxy A57
-
Z550
Video telephony & streaming MP3/AAC/ACC+ player Predictive text input Document viewer (Word, Excel, PowerPoint, PDF) Organizer
Type
Galaxy A57
5000 mAh
Z550
Removable battery
Charging
Galaxy A57
45W wired
Z550
-
Colors
Galaxy A57
Navy, Gray, Icyblue, Lilac
Z550
Models
Galaxy A57
SM-A576B, SM-A576B/DS, SM-A576Q, SM-A576U1, SM-A576W, SM-A576Z, SM-A5760
Z550
-
SAR
Galaxy A57
0.85 W/kg (head) 1.20 W/kg (body)
Z550
-
SAR EU
Galaxy A57
0.70 W/kg (head) 1.07 W/kg (body)
Z550
-
Price
Galaxy A57
₹ 56,999
Z550
-