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Device 2

Galaxy S23 Ultra Poco X8 Pro Max
LAUNCH DATE
Announced February 17, 2023 17 March 2026
Released 2023-02-17 17 March 2026
Status Available Available
NETWORK
2G Bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 2/3/5/8
3G Bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100; CDMA2000 1xEV-DO 1/2/4/5/8
4G LTE 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International; 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 - USA 1/2/3/4/5/7/8/18/19/20/26/28/66(70M)*
5G 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International; 1, 7, 28, 41, 66, 71, 78, 258, 260, 261 SA/NSA/Sub6/mmWave - USA n1/3/5/7/8/20/28/38/40/41/66(70M)*/77/78/2/48
Speed LTE, 5G LTE, 5G
Technology 5G/4G/LTE/GSM 5G* / 4G / 3G / 2G
BODY
Build Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame Glass front, glass back, plastic frame
Dimensions 163.4 x 78.1 x 8.9 mm (6.43 x 3.07 x 0.35 in) 162.9 x 77.9 x 8.2 mm
IP Rating IP68 dust/water resistant (up to 1.5m for 30 min) IP68
SIM Nano-SIM + eSIM Nano-SIM + Nano-SIM + eSIM (max 2 at a time) Dual SIM (nano SIM + nano SIM or nano SIM + eSIM)
Weight 234 g (8.25 oz) 218g
DISPLAY
Brightness 1200 nits (HBM), 1750 nits (peak) Peak brightness: 3500 nits covering 25% display area; HBM brightness: 2000 nits; Typical brightness: 800 nits
Color — 12-bit color depth, 68 billion colors; DCI-P3 wide color gamut
Features — 3840Hz PWM dimming; HDR10+
Protection Corning Gorilla Glass Victus 2 Corning Gorilla Glass 7i
Refresh Rate 120Hz 120Hz
Resolution 1440 x 3088 pixels, 19.3:9 ratio (~500 ppi density) 1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
Screen-to-body ~89.9% ~91%
Size 6.8 inches, 114.7 cm2 (~89.9% screen-to-body ratio) 6.83"
Type Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak) AMOLED
PLATFORM
CPU Octa-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510) 1 x Cortex-X925, up to 3.73GHz; 3 x Cortex-X4, up to 3.3GHz; 4 x Cortex-A720, up to 2.4GHz
Chipset Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) MediaTek Dimensity 9500s
GPU Adreno 740 Immortalis-G925 MC11
OS Android 13, up to 4 major Android upgrades, One UI 6.1.1 Powered by Xiaomi HyperOS 3
MEMORY
Card slot No No
Internal 256GB, 512GB, 1TB 256GB / 512GB
RAM 8GB RAM, 12GB RAM 12 GB
Storage Type — UFS 4.1
Storage/RAM variants 256GB, 512GB, 1TB; 8GB RAM, 12GB RAM 256GB / 512GB; 12 GB RAM
MAIN CAMERA
Features Laser AF, LED flash, auto-HDR, panorama LED flash, HDR, panorama
MAIN CAMERA 200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP, f/2.4, 70mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom 10 MP, f/4.9, 230mm (periscope telephoto), 1/3.52", 1.12µm, PDAF, OIS, 10x optical zoom 12 MP, f/2.2, 1 50MP main camera, f/1.5; 8MP ultra-wide camera, f/2.2
Video 8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS 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
SELFIE CAMERA
Features HDR, HDR10+ HDR
Selfie camera 12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF 20MP front camera
Video 4K@30/60fps, 1080p@30fps 1080p (1920x1080) HD video recording at 30 fps, or 60 fps; 720p (1280x720) HD video recording at 30 fps; 720p (1280x720) at 120fps
SOUND
3.5mm jack No No
Dolby Atmos — Yes
Loudspeaker Yes, with stereo speakers Symmetrical stereo speakers|2-Mic array
COMMUNICATION
Bluetooth 5.3, A2DP, LE 6.0
NFC Yes Yes
Positioning GPS, GALILEO, GLONASS, BDS, QZSS GPS, GLONASS, Galileo, Beidou, QZSS, NavIC
Radio No No
USB USB Type-C 3.2, OTG USB-C
WLAN Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct Wi-Fi Protocol: Wi-Fi 7/ Wi-Fi 6/ Wi-Fi 5/ Wi-Fi 4 and 802.11a/b/g
FEATURES
Ai — Google Gemini, Circle to Search with Google; AI Writing, AI Speech Recognition, AI Interpreter, AI Creativity Assistant, AI Search, AI Dynamic Wallpapers
Sensors Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer Proximity sensor; Ambient light sensor; Accelerometer; Electronic compass; Gyroscope; IR blaster; Flicker sensor; X-axis linear vibration motor
BATTERY
Capacity 5000 mAh 8500mAh (typ)
Charging Type 45W wired, PD3.0, 65% in 30 min 15W wireless (Qi) 4.5W reverse wireless 100W HyperCharge; Up to 27W reverse charging
Type Li-Ion 5000 mAh 8500 mAh, non-removable
ADDITIONAL INFORMATION
Colors Phantom Black, Green, Cream, Lavender, Graphite, Sky Blue, Lime, Red, BMW M Edition Orange; Blue; White; Black
Compatibility — Global specification set
Launch Price (USD) $571.00 (reference only — see Price in Nigeria above for the actual retail price) —
Models SM-S918B, SM-S918B/DS, SM-S918U, SM-S918U1, SM-S918W, SM-S918N, SM-S9180, SM-S918E, SM-S918E/DS Region-specific variants
Price in Nigeria ₦873,630 ₦780,000
SECURITY
Security Biometric security: Fingerprint (under display, ultrasonic). Ultrasonic in-display fingerprint sensor; AI Face Unlock