Screen size
Galaxy A57Winner: 6.7"+3%
Galaxy M126.5"
Quick verdict
Galaxy A57 leads the measured specs 18-2.
Measured wins
Galaxy A57
18
spec wins
Overall winner
Ties
3
equal specs
Galaxy M12
2
spec wins
Screen size
Technology
Galaxy A57
GSM / HSPA / LTE / 5G
Galaxy M12
GSM / HSPA / LTE
2G bands
Galaxy A57
GSM 850 / 900 / 1800 / 1900
Galaxy M12
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy A57
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Galaxy M12
HSDPA 850 / 900 / 1700(AWS) / 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
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
NFC
equal specs3.5mm jack
SD card
Stereo speakers
Galaxy M12
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
5G bands
Galaxy A57
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
Galaxy M12
-
Speed
Galaxy A57
HSPA, LTE, 5G
Galaxy M12
HSPA, LTE
Announced
Galaxy A57
2026, March 25
Galaxy M12
2021, April 19
Status
Galaxy A57
Released Apr 10, 2026
Galaxy M12
Available. Released 2021, April 30
Dimensions
Galaxy A57
161.5 x 76.8 x 6.9 mm (6.36 x 3.02 x 0.27 in)
Galaxy M12
164 x 75.9 x 9.7 mm (6.46 x 2.99 x 0.38 in)
Weight
Galaxy A57
179 g (6.31 oz)
Galaxy M12
212 g (7.48 oz)
Build
Galaxy A57
Glass front (Gorilla Glass Victus+), aluminum frame, glass back (Gorilla Glass Victus+)
Galaxy M12
Glass front, plastic back, plastic frame
SIM
Galaxy A57
· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
Galaxy M12
Nano-SIM + Nano-SIM
Other
Galaxy A57
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Galaxy M12
-
Type
Galaxy A57
Super AMOLED+, 120Hz, HDR10+, 1200 nits (HBM), 1900 nits (peak)
Galaxy M12
PLS LCD, 90Hz
Size
Galaxy A57
6.7 inches, 110.2 cm2 (~88.8% screen-to-body ratio)
Galaxy M12
6.5 inches, 102.0 cm2 (~81.9% screen-to-body ratio)
Resolution
Galaxy A57
1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Galaxy M12
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Protection
Galaxy A57
Corning Gorilla Glass Victus+, Mohs level 5
Galaxy M12
-
OS
Galaxy A57
Android 16, up to 6 major Android upgrades, One UI 8.5
Galaxy M12
Android 11, One UI Core 3.1
Chipset
Galaxy A57
Exynos 1680 (4 nm)
Galaxy M12
Exynos 850 (8 nm)
CPU
Galaxy A57
Octa-core (1x2.9 GHz Cortex-720 & 4x2.6 GHz Cortex-720 & 3x1.95 GHz Cortex-520)
Galaxy M12
Octa-core (4x2.0 GHz Cortex-A55 & 4x2.0 GHz Cortex-A55)
GPU
Galaxy A57
Xclipse 550
Galaxy M12
Mali-G52
Card slot
Galaxy A57
No
Galaxy M12
microSDXC (dedicated slot)
Internal
Galaxy A57
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Galaxy M12
32GB 3GB RAM, 32GB 4GB RAM, 64GB 4GB RAM, 128GB 4GB RAM
Other
Galaxy A57
UFS
Galaxy M12
eMMC 5.1
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)
Galaxy M12
-
Features
Galaxy A57
Best Face, LED flash, panorama, HDR
Galaxy M12
LED flash, panorama, HDR
Video
Galaxy A57
4K@30fps, 1080p@30/60fps, HDR, gyro-EIS
Galaxy M12
1080p@30fps
Quad
Galaxy A57
-
Galaxy M12
48 MP, f/2.0, (wide), 1/2.0", 0.8µm, PDAF 5 MP, f/2.2, 123˚ (ultrawide) 2 MP (macro) Auxiliary lens
Single
Galaxy A57
12 MP, f/2.2, (wide), 1/3.2", 1.12µm
Galaxy M12
8 MP, f/2.2, (wide)
Video
Galaxy A57
4K@30fps, 1080p@30/60fps, 10-bit HDR
Galaxy M12
1080p@30fps
Features
Galaxy A57
-
Galaxy M12
HDR
Loudspeaker
Galaxy A57
Yes, with stereo speakers
Galaxy M12
Yes
3.5mm jack
Galaxy A57
No
Galaxy M12
Yes
WLAN
Galaxy A57
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band or tri-band, Wi-Fi Direct
Galaxy M12
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
Galaxy A57
6.0, A2DP, LE
Galaxy M12
5.0, A2DP, LE
Positioning
Galaxy A57
GPS, GALILEO, GLONASS, BDS, QZSS
Galaxy M12
GPS, GLONASS, GALILEO, BDS
NFC
Galaxy A57
Yes (market/region dependent)
Galaxy M12
Yes
Radio
Galaxy A57
No
Galaxy M12
Unspecified
USB
Galaxy A57
USB Type-C 2.0, OTG
Galaxy M12
USB Type-C 2.0
Sensors
Galaxy A57
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Galaxy M12
Fingerprint (side-mounted), accelerometer
Other
Galaxy A57
-
Galaxy M12
Virtual proximity sensing
Type
Galaxy A57
5000 mAh
Galaxy M12
Li-Po 5000 mAh
Charging
Galaxy A57
45W wired
Galaxy M12
15W wired
Colors
Galaxy A57
Navy, Gray, Icyblue, Lilac
Galaxy M12
Black, Blue, Green
Models
Galaxy A57
SM-A576B, SM-A576B/DS, SM-A576Q, SM-A576U1, SM-A576W, SM-A576Z, SM-A5760
Galaxy M12
SM-M127F, SM-M127F/DSN, SM-M127N
SAR
Galaxy A57
0.85 W/kg (head) 1.20 W/kg (body)
Galaxy M12
-
SAR EU
Galaxy A57
0.70 W/kg (head) 1.07 W/kg (body)
Galaxy M12
0.54 W/kg (head) 1.39 W/kg (body)
Price
Galaxy A57
₹ 56,999
Galaxy M12
About 170 EUR