Screen size
Galaxy A57Winner: 6.7"+36%
I9100 Galaxy S II4.3"
Quick verdict
Galaxy A57 leads the measured specs 18-3.
Measured wins
Galaxy A57
18
spec wins
Overall winner
Ties
2
equal specs
I9100 Galaxy S II
3
spec wins
Screen size
Technology
Galaxy A57
GSM / HSPA / LTE / 5G
I9100 Galaxy S II
GSM / HSPA
2G bands
Galaxy A57
GSM 850 / 900 / 1800 / 1900
I9100 Galaxy S II
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy A57
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
I9100 Galaxy S II
HSDPA 850 / 900 / 1900 / 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
equal specs5G support
NFC
equal specs3.5mm jack
SD card
Stereo speakers
I9100 Galaxy S II
-
5G bands
Galaxy A57
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
I9100 Galaxy S II
-
Speed
Galaxy A57
HSPA, LTE, 5G
I9100 Galaxy S II
HSPA 21.1/5.76 Mbps
Announced
Galaxy A57
2026, March 25
I9100 Galaxy S II
2011, February. Released 2011, April
Status
Galaxy A57
Released Apr 10, 2026
I9100 Galaxy S II
Discontinued
Dimensions
Galaxy A57
161.5 x 76.8 x 6.9 mm (6.36 x 3.02 x 0.27 in)
I9100 Galaxy S II
125.3 x 66.1 x 8.5 mm (4.93 x 2.60 x 0.33 in)
Weight
Galaxy A57
179 g (6.31 oz)
I9100 Galaxy S II
116 g (4.09 oz)
Build
Galaxy A57
Glass front (Gorilla Glass Victus+), aluminum frame, glass back (Gorilla Glass Victus+)
I9100 Galaxy S II
Glass front (Gorilla Glass), plastic back, plastic frame
SIM
Galaxy A57
· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
I9100 Galaxy S II
Mini-SIM
Other
Galaxy A57
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
I9100 Galaxy S II
-
Type
Galaxy A57
Super AMOLED+, 120Hz, HDR10+, 1200 nits (HBM), 1900 nits (peak)
I9100 Galaxy S II
Super AMOLED Plus
Size
Galaxy A57
6.7 inches, 110.2 cm2 (~88.8% screen-to-body ratio)
I9100 Galaxy S II
4.3 inches, 52.6 cm2 (~63.5% screen-to-body ratio)
Resolution
Galaxy A57
1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
I9100 Galaxy S II
480 x 800 pixels, 5:3 ratio (~217 ppi density)
Protection
Galaxy A57
Corning Gorilla Glass Victus+, Mohs level 5
I9100 Galaxy S II
Corning Gorilla Glass
OS
Galaxy A57
Android 16, up to 6 major Android upgrades, One UI 8.5
I9100 Galaxy S II
Android 2.3.4 (Gingerbread), upgradable to 4.1 (Jelly Bean), TouchWiz UI 4
Chipset
Galaxy A57
Exynos 1680 (4 nm)
I9100 Galaxy S II
Exynos 4210 Dual
CPU
Galaxy A57
Octa-core (1x2.9 GHz Cortex-720 & 4x2.6 GHz Cortex-720 & 3x1.95 GHz Cortex-520)
I9100 Galaxy S II
Dual-core 1.2 GHz Cortex-A9
GPU
Galaxy A57
Xclipse 550
I9100 Galaxy S II
Mali-400MP4
Card slot
Galaxy A57
No
I9100 Galaxy S II
microSDHC (dedicated slot)
Internal
Galaxy A57
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
I9100 Galaxy S II
16GB 1GB RAM, 32GB 1GB RAM
Other
Galaxy A57
UFS
I9100 Galaxy S II
-
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)
I9100 Galaxy S II
-
Features
Galaxy A57
Best Face, LED flash, panorama, HDR
I9100 Galaxy S II
LED flash
Video
Galaxy A57
4K@30fps, 1080p@30/60fps, HDR, gyro-EIS
I9100 Galaxy S II
1080p@30fps
Single
Galaxy A57
-
I9100 Galaxy S II
8 MP, f/2.6, 1/3.2", AF
Single
Galaxy A57
12 MP, f/2.2, (wide), 1/3.2", 1.12µm
I9100 Galaxy S II
2 MP
Video
Galaxy A57
4K@30fps, 1080p@30/60fps, 10-bit HDR
I9100 Galaxy S II
Loudspeaker
Galaxy A57
Yes, with stereo speakers
I9100 Galaxy S II
Yes
3.5mm jack
Galaxy A57
No
I9100 Galaxy S II
Yes
WLAN
Galaxy A57
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band or tri-band, Wi-Fi Direct
I9100 Galaxy S II
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
Bluetooth
Galaxy A57
6.0, A2DP, LE
I9100 Galaxy S II
3.0, A2DP, aptX
Positioning
Galaxy A57
GPS, GALILEO, GLONASS, BDS, QZSS
I9100 Galaxy S II
GPS, A-GPS
NFC
Galaxy A57
Yes (market/region dependent)
I9100 Galaxy S II
Optional
Radio
Galaxy A57
No
I9100 Galaxy S II
Stereo FM radio, RDS
USB
Galaxy A57
USB Type-C 2.0, OTG
I9100 Galaxy S II
microUSB 2.0 (MHL TV-out), OTG
Sensors
Galaxy A57
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
I9100 Galaxy S II
Accelerometer, gyro, proximity, compass
Browser
Galaxy A57
-
I9100 Galaxy S II
HTML, Adobe Flash
Type
Galaxy A57
5000 mAh
I9100 Galaxy S II
Removable Li-Ion 1650 mAh battery
Charging
Galaxy A57
45W wired
I9100 Galaxy S II
-
Stand-by
Galaxy A57
-
I9100 Galaxy S II
Up to 710 h (2G) / Up to 610 h (3G)
Talk time
Galaxy A57
-
I9100 Galaxy S II
Up to 18 h 20 min (2G) / Up to 8 h 40 min (3G)
Colors
Galaxy A57
Navy, Gray, Icyblue, Lilac
I9100 Galaxy S II
Black, White, Pink
Models
Galaxy A57
SM-A576B, SM-A576B/DS, SM-A576Q, SM-A576U1, SM-A576W, SM-A576Z, SM-A5760
I9100 Galaxy S II
GT-I9100, GT-I9100G, GT-I9100T
SAR
Galaxy A57
0.85 W/kg (head) 1.20 W/kg (body)
I9100 Galaxy S II
0.16 W/kg (head) 0.96 W/kg (body)
SAR EU
Galaxy A57
0.70 W/kg (head) 1.07 W/kg (body)
I9100 Galaxy S II
0.34 W/kg (head)
Price
Galaxy A57
₹ 56,999
I9100 Galaxy S II
About 170 EUR