Device comparison

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Device A

Poco X8 Pro Max

Xiaomi · Phones

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Device B

Samsung · Phones

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Complete comparison

Every available group and stored value, aligned by field.

Differences only

LAUNCH DATE3 fields

NETWORK6 fields

Specification	Poco X8 Pro Max	Galaxy A57
2G Bands	2/3/5/8	GSM850, GSM900, DCS1800, PCS1900
3G Bands	1/2/4/5/8	B1(2100), B2(1900), B4(AWS), B5(850), B8(900)
4G LTE	1/2/3/4/5/7/8/18/19/20/26/28/66(70M)*	B1(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)
5G	n1/3/5/7/8/20/28/38/40/41/66(70M)*/77/78/2/48	N1(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)
Speed	LTE, 5G	HSPA, LTE, 5G
Technology	5G* / 4G / 3G / 2G	2G GSM, 3G WCDMA, 4G LTE FDD, 4G LTE TDD, 5G Sub6 FDD, 5G Sub6 TDD

BODY5 fields

Specification	Poco X8 Pro Max	Galaxy A57
Build	Glass front, glass back, plastic frame	Glass front (Gorilla Glass Victus+), Aluminum frame, Glass back (Gorilla Glass Victus+)
Dimensions	162.9 x 77.9 x 8.2 mm	161.5 x 76.8 x 6.9 mm
IP Rating	IP68	IP68 Dust Tight and Water Resistant (immersible up to 1.5m for 30 min)
SIM	Dual SIM (nano SIM + nano SIM or nano SIM + eSIM)	Dual-SIM; Nano-SIM (4FF), Embedded-SIM; SIM 1 + SIM 2 / SIM 1 + eSIM / Dual eSIM
Weight	218g	179 g

DISPLAY9 fields

Specification	Poco X8 Pro Max	Galaxy A57
Brightness	Peak brightness: 3500 nits covering 25% display area; HBM brightness: 2000 nits; Typical brightness: 800 nits	1200 nits (HBM), 1900 nits (peak)
Color	12-bit color depth, 68 billion colors; DCI-P3 wide color gamut	16M
Features	3840Hz PWM dimming; HDR10+	—
Protection	Corning Gorilla Glass 7i	Corning Gorilla Glass Victus+
Refresh Rate	120Hz	120 Hz
Resolution	1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)	1080 x 2340 (FHD+)
Screen-to-body	~91%	~88.8%
Size	6.83"	6.7 inches
Type	AMOLED	Super AMOLED Plus

PLATFORM4 fields

Specification	Poco X8 Pro Max	Galaxy A57
CPU	1 x Cortex-X925, up to 3.73GHz; 3 x Cortex-X4, up to 3.3GHz; 4 x Cortex-A720, up to 2.4GHz	Octa-Core, 2.9GHz, 2.6GHz, 1.9GHz
Chipset	MediaTek Dimensity 9500s	Exynos 1680 (4 nm)
GPU	Immortalis-G925 MC11	Xclipse 550
OS	Powered by Xiaomi HyperOS 3	Android

MEMORY5 fields

MAIN CAMERA3 fields

Specification	Poco X8 Pro Max	Galaxy A57
Features	LED flash, HDR, panorama	Autofocus: Yes; OIS: Yes; Flash: Yes
MAIN CAMERA	50MP main camera, f/1.5; 8MP ultra-wide camera, f/2.2	50 MP main; 12 MP ultrawide; 5 MP macro; apertures f/1.8, f/2.2, f/2.4 respectively
Video	4K (3840x2160) video recording at 30 fps, or 60 fps; 1080p (1920x1080) HD video recording at 30 fps, or 60 fps; 720p (1280x720) HD video recording at 30 fps	4K at 30 fps

SELFIE CAMERA3 fields

Specification	Poco X8 Pro Max	Galaxy A57
Features	HDR	HDR
Selfie camera	20MP front camera	12 MP, f/2.2; fixed focus; no OIS
Video	1080p (1920x1080) HD video recording at 30 fps, or 60 fps; 720p (1280x720) HD video recording at 30 fps; 720p (1280x720) at 120fps	1080p@30fps

SOUND3 fields

Specification	Poco X8 Pro Max	Galaxy A57
3.5mm jack	No	USB Type-C
Dolby Atmos	Yes	—
Loudspeaker	Symmetrical stereo speakers｜2-Mic array	Stereo speakers

COMMUNICATION6 fields

Specification	Poco X8 Pro Max	Galaxy A57
Bluetooth	6.0	Bluetooth v6.0
NFC	Yes	Yes (Region Dependent)
Positioning	GPS, GLONASS, Galileo, Beidou, QZSS, NavIC	GPS, Glonass, Beidou, Galileo, QZSS
Radio	No	No
USB	USB-C	USB Type-C; USB 2.0
WLAN	Wi-Fi Protocol: Wi-Fi 7/ Wi-Fi 6/ Wi-Fi 5/ Wi-Fi 4 and 802.11a/b/g	802.11a/b/g/n/ac/ax 2.4GHz+5GHz+6GHz, HE80, MIMO, 1024-QAM

FEATURES2 fields

Specification	Poco X8 Pro Max	Galaxy A57
Ai	Google Gemini, Circle to Search with Google; AI Writing, AI Speech Recognition, AI Interpreter, AI Creativity Assistant, AI Search, AI Dynamic Wallpapers	—
Sensors	Proximity sensor; Ambient light sensor; Accelerometer; Electronic compass; Gyroscope; IR blaster; Flicker sensor; X-axis linear vibration motor	Accelerometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Proximity Sensor

BATTERY3 fields

Specification	Poco X8 Pro Max	Galaxy A57
Capacity	8500mAh (typ)	5000 mAh
Charging Type	100W HyperCharge; Up to 27W reverse charging	45W wired; no wireless charging
Type	8500 mAh, non-removable	Non-removable

ADDITIONAL INFORMATION5 fields

Specification	Poco X8 Pro Max	Galaxy A57
Colors	Orange; Blue; White; Black	Navy, Gray, Icyblue, Lilac
Compatibility	Global specification set	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)
Models	Region-specific variants	SM-A576BLBBEUB
Price in Nigeria	₦780,000	₦720,000

TESTS1 field

Specification	Poco X8 Pro Max	Galaxy A57
Battery Endurance	—	Up to 29 hours video playback (manufacturer rating; actual use varies)

SECURITY1 field

Specification	Poco X8 Pro Max	Galaxy A57
Security	Ultrasonic in-display fingerprint sensor; AI Face Unlock	Fingerprint sensor