Device Comparison
| 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 |