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Samsung Galaxy M20

Device A

Galaxy M20

Samsung · Phones

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Samsung Galaxy A57

Device B

Galaxy A57

Samsung · Phones

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Complete comparison

Full specifications

Every available group and stored value, aligned by field.

LAUNCH DATE3 fields
SpecificationGalaxy M20Galaxy A57
AnnouncedJanuary 28, 20192026, March 25
Released2019, January2026-04-09
StatusAvailableAvailable
NETWORK6 fields
SpecificationGalaxy M20Galaxy A57
2G BandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2GSM850, GSM900, DCS1800, PCS1900
3G BandsHSDPA 850 / 900 / 2100B1(2100), B2(1900), B4(AWS), B5(850), B8(900)
4G LTE1, 3, 5, 7, 8, 20, 38, 40, 41 - 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 38, 40, 41, 66B1(2100), B2(1900), B3(1800), B4(AWS), B5(850), B7(2600), B8(900), B12(700), B17(700), B20(800), B25(1900), B26(850), B28(700), B32(1500), B66(AWS-3); B38(2600), B40(2300), B41(2500)
5GNoN1(2100), N3(1800), N5(850), N7(2600), N8(900), N20(800), N28(700), N66(AWS-3); N38(2600), N40(2300), N41(2500), N77(3700), N78(3500)
SpeedLTEHSPA, LTE, 5G
Technology4G/LTE/GSM2G GSM, 3G WCDMA, 4G LTE FDD, 4G LTE TDD, 5G Sub6 FDD, 5G Sub6 TDD
BODY5 fields
SpecificationGalaxy M20Galaxy A57
BuildGlass front, plastic back, plastic frameGlass front (Gorilla Glass Victus+), Aluminum frame, Glass back (Gorilla Glass Victus+)
Dimensions156.4 x 74.5 x 8.8 mm (6.16 x 2.93 x 0.35 in)161.5 x 76.8 x 6.9 mm
IP RatingNo IP ratingIP68 Dust Tight and Water Resistant (immersible up to 1.5m for 30 min)
SIMNano-SIM + Nano-SIMDual-SIM; Nano-SIM (4FF), Embedded-SIM; SIM 1 + SIM 2 / SIM 1 + eSIM / Dual eSIM
Weight186 g (6.56 oz)179 g
DISPLAY8 fields
SpecificationGalaxy M20Galaxy A57
Brightness398 nits (measured)1200 nits (HBM), 1900 nits (peak)
Color—16M
ProtectionNoCorning Gorilla Glass Victus+
Refresh Rate60Hz120 Hz
Resolution1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)1080 x 2340 (FHD+)
Screen-to-body~83.6%~88.8%
Size6.3 inches, 97.4 cm2 (~83.6% screen-to-body ratio)6.7 inches
TypePLS LCDSuper AMOLED Plus
PLATFORM4 fields
SpecificationGalaxy M20Galaxy A57
CPUOcta-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)Octa-Core, 2.9GHz, 2.6GHz, 1.9GHz
ChipsetExynos 7904 (14 nm)Exynos 1680 (4 nm)
GPUMali-G71 MP2Xclipse 550
OSAndroid 8.1 (Oreo), upgradable to Android 10, One UI 2Android
MEMORY5 fields
SpecificationGalaxy M20Galaxy A57
Card slotmicroSDXC (dedicated slot)No
Internal32GB, 64GB128 GB / 256 GB
RAM3GBRAM, 4GB RAM8 GB
Storage Type—UFS
Storage/RAM variants32GB, 64GB; 3GBRAM, 4GB RAM128 GB / 256 GB; 8 GB RAM
MAIN CAMERA3 fields
SpecificationGalaxy M20Galaxy A57
FeaturesLED flash, panorama, HDRAutofocus: Yes; OIS: Yes; Flash: Yes
MAIN CAMERA13 MP, f/1.9, 1/3.1", 1.12µm, PDAF 5 MP, f/2.2, 12mm (ultrawide)50 MP main; 12 MP ultrawide; 5 MP macro; apertures f/1.8, f/2.2, f/2.4 respectively
Video1080p@30fps4K at 30 fps
SELFIE CAMERA3 fields
SpecificationGalaxy M20Galaxy A57
FeaturesHDRHDR
Selfie camera8 MP, f/2.0, 25mm (wide)12 MP, f/2.2; fixed focus; no OIS
Video1080p@30fps1080p@30fps
SOUND2 fields
SpecificationGalaxy M20Galaxy A57
3.5mm jackYesUSB Type-C
LoudspeakerYesStereo speakers
COMMUNICATION6 fields
SpecificationGalaxy M20Galaxy A57
Bluetooth5.0, A2DP, LEBluetooth v6.0
NFCYes (market/region dependent)Yes (Region Dependent)
PositioningGPS, GLONASS, BDSGPS, Glonass, Beidou, Galileo, QZSS
RadioFM radio, RDS, recordingNo
USBUSB Type-C 2.0USB Type-C; USB 2.0
WLANWi-Fi 802.11 b/g/n, Wi-Fi Direct802.11a/b/g/n/ac/ax 2.4GHz+5GHz+6GHz, HE80, MIMO, 1024-QAM
FEATURES1 field
SpecificationGalaxy M20Galaxy A57
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compassAccelerometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Proximity Sensor
BATTERY3 fields
SpecificationGalaxy M20Galaxy A57
Capacity5000 mAh5000 mAh
Charging Type15W wired45W wired; no wireless charging
TypeLi-Po 5000 mAh, non-removableNon-removable
ADDITIONAL INFORMATION6 fields
SpecificationGalaxy M20Galaxy A57
ColorsOcean Blue, Charcoal BlackNavy, Gray, Icyblue, Lilac
Compatibility—Network bands and SIM details: Samsung UK SKU SM-A576BLBBEUB; regional variants may differ.
Environmental—8.9% recycled content (manufacturer ECO Design specification for this regional SKU)
Launch Price (USD)$470.00 (reference only — see Price in Nigeria above for the actual retail price)—
ModelsSM-M205F, SM-M205FN, SM-M205G, SM-M205M, SM-M205NSM-A576BLBBEUB
Price in Nigeria₦719,100 (Stored estimate)₦570,000 (Saved seller price · not yet reverified)
TESTS1 field
SpecificationGalaxy M20Galaxy A57
Battery Endurance—Up to 29 hours video playback (manufacturer rating; actual use varies)
SECURITY1 field
SpecificationGalaxy M20Galaxy A57
SecurityBiometric security: Fingerprint (rear-mounted).Fingerprint sensor

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