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Device 1

Device 2

17 Ultra 18 Pro Max
LAUNCH DATE
Announced 25 December, 2025 2026, September 23
Released 27 December, 2025 2026-09-23
Status Available Available
NETWORK
2G Bands GSM 850 / 900 / 1800 / 1900 GSM B2 / B3 / B5 / B8
3G Bands HSDPA 850 / 900 / 2100 WCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19
4G LTE 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 48, 66, 71 FDD-LTE B1/B2/B3/B4/B5/B7/B8/B12/B13/B14/B17/B18/B19/B20/B25/B26/B28/B29/B66/B71; TD-LTE B34/B38/B39/B40/B41/B42/B43/B48
5G 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 48, 66, 71, 75, 77, 78, 79 SA/NSA n1, n2, n3, n5, n7, n8, n12, n13, n14, n18, n20, n25, n26, n28, n29, n38, n40, n41, n48, n66, n70, n71, n77, n78, n79, n80, n81, n83, n84, n89
Speed HSPA, LTE, 5G —
Technology GSM / HSPA / LTE / 5G 5G / 4G LTE / 3G / 2G
BODY
Build Glass front, glass or ceramic back, aluminum frame Glass back (Star River Blue / Transparent) or fibreglass back (Black / White / Ice Peach Pink), metal frame, Xiaomi Dragon Crystal Glass 3.0 front
Colors — Classic Black, Classic White, Ice Peach Pink, Star River Blue, Red Transparent Special Edition
Dimensions 162.9 x 77.6 x 8.5 mm (6.41 x 3.06 x 0.33 in) 163.39 x 77.6 x 8.39 mm (Black / White / Ice Peach Pink); 8.47 mm thick (Star River Blue / Transparent)
IP Rating IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 6m for 30 min) IP66 / IP68 / IP69
SIM Dual Nano‑SIM Dual Nano-SIM
Weight 218.4 g or 223.4 g (7.69 oz) 235 g (Black / White / Ice Peach Pink); 240 g (Star River Blue / Transparent)
DISPLAY
Brightness 3500 nits (peak) 4000 nits (peak), main and rear displays
Features Dolby Vision, HDR10+, adaptive color and brightness —
Protection Premium reinforced glass Xiaomi Dragon Crystal Glass 3.0
Refresh Rate 120Hz 1-120Hz adaptive (LTPO), 300Hz touch sampling; rear display 120Hz
Resolution 1200 x 2608 pixels, 19.5:9 ratio (~416 ppi density) 2624 x 1208 pixels (main); 976 x 596 pixels (rear display)
Screen-to-body 90% (very slim bezels) —
Size 6.9 inches, 116.6 cm2 (~92.3% screen-to-body ratio) 6.9 inches (main); 2.9 inches (rear display)
Type LTPO AMOLED, 1B colors, adaptive refresh rate LTPO OLED (Super Pixel Screen 2.0, M11 light-emitting materials), BT.2020 colour gamut, HDR10+, Dolby Vision, DC dimming, hardware-level privacy display; secondary 2.9-inch OLED rear display
PLATFORM
CPU Octa-core (2x4.6 GHz Prime & 6x3.62 GHz Performance, Qualcomm Oryon) Octa-core, Qualcomm 4th-gen Oryon, up to 5 GHz
Chipset Qualcomm Snapdragon 8 Elite Gen 5 (3 nm) Qualcomm Snapdragon 8 Elite Extreme Gen 6 (2 nm)
GPU Adreno 840 Qualcomm Adreno
OS Android 16 Android 17, Xiaomi HyperOS 4
MEMORY
Card slot No No
Internal 256 GB / 512 GB / 1 TB 256GB, 512GB, 1TB
RAM 12 GB / 16 GB 12GB, 16GB LPDDR5X
Storage Type UFS 4.0 UFS 4.1
Storage/RAM variants 256 GB / 512 GB / 1 TB; 12 GB / 16 GB RAM 12GB + 256GB, 12GB + 512GB, 16GB + 512GB, 16GB + 1TB
MAIN CAMERA
Features Leica optics, laser autofocus, HDR, panorama Leica optics, Legendary Moment imaging (on-device + cloud processing), up to 12.8x lossless zoom, 12cm telephoto macro, LED flash
MAIN CAMERA 50 MP wide, large sensor, OIS, 50 MP ultra‑wide, 50 MP periscope telephoto, optical zoom 200 MP, f/1.67, 23mm (wide), 1/1.28-inch Light Hunter 960L, LOFIC, OIS; 200 MP, f/2.4, 75mm (periscope telephoto), 1/1.56-inch Samsung HP5, 3.2x optical zoom; 50 MP, f/2.4, 17mm (ultrawide), 1/2.88-inch OmniVision OV51D40
Video 8K video recording, advanced stabilization 8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240/960fps
SELFIE CAMERA
Features HDR, portrait effects Portrait blur, AI beauty, face fill light, dynamic photos, time-lapse, slow motion
Selfie camera 50 MP, f/2.2, 21mm (wide), 1/2.7", 0.61µm, AF 50 MP, f/2.2, 1/2.88-inch
Video 4K video recording 4K@30/60fps, 1080p@30/60fps
SOUND
3.5mm jack No No
Dolby Atmos Supported —
Loudspeaker Stereo speakers Yes, triple-speaker stereo setup
COMMUNICATION
Bluetooth 5.4 stable low‑energy connection 6.0
NFC Yes Yes (plus UWB and IR blaster)
Positioning GPS, GLONASS, GALILEO, BDS Dual-frequency GPS, tri-frequency BeiDou, GLONASS
Radio No No
USB USB Type‑C USB Type-C 3.2 Gen 1 (5Gbps)
WLAN Wi‑Fi 7 Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be), 2x2 MIMO
FEATURES
Ai Advanced camera AI, real‑time translation, smart system optimizations —
Satellite Two-way satellite communication —
Sensors Under‑display fingerprint, accelerometer, gyro, proximity, compass Ultrasonic under-display fingerprint, accelerometer, gyroscope, compass, proximity, ambient light, barometer, Hall sensor, IR blaster
BATTERY
Capacity 6000 mAh (Global), 6800 mAh (China) 8500 mAh
Charging Type Fast wired charging, fast wireless charging, reverse wireless charging 100W wired, 50W wireless, 27W reverse wired
Type Li‑Po, non‑removable Silicon-carbon (Jinsha River battery), single cell
ADDITIONAL INFORMATION
Colors Black, White, Starry Green, Purple Classic Black, Classic White, Ice Peach Pink, Star River Blue, Red Transparent Special Edition
Compatibility — China launch model (sold in China from 23 Sep 2026, HyperOS 4). Xiaomi has confirmed a global launch but has not given dates or prices. Reports based on HyperOS code say the global 18 Pro Max will have a smaller battery (7,050 mAh vs 8,500 mAh in China) with similar charging speed (90/100W).
Cooling Advanced vapor‑chamber cooling system New-generation circular cold-pump cooling system with a 5,513 mm² heat-dissipation area; OFFSET PoP high-thermal-conductivity chip packaging
Launch Price — CNY 6,999 (12GB+256GB), CNY 7,999 (12GB+512GB), CNY 8,999 (16GB+512GB), CNY 9,999 (16GB+1TB), CNY 10,999 (Transparent Edition 16GB+1TB) — China launch, 2026-09-23
Launch Price (USD) $1,005.00 (reference only — see Price in Nigeria above for the actual retail price) —
Models 25128PNA1C —
Price in Nigeria ₦1,200,000 – ₦1,500,000 ₦1,463,000 – ₦2,299,200 (estimate, converted from China launch price)
TESTS
Battery Endurance — 15-hour endurance test: 48% battery left (iPhone 18 Pro Max: 31%) (Xiaomi launch figure); keeps at least 80% capacity after 2,000 cycles (Xiaomi). AnTuTu review: 3 h of continuous gaming used 36% (64% left); 6 h of mixed use used 48% (52% left)
Graphics — AnTuTu v12.0.1 GPU: 1,629,180; Honor of Kings (max settings, 30 min): avg 120.14 fps; Genshin Impact (max settings): avg 59.96 fps (AnTuTu review)
Performance — AnTuTu v12.0.1: 4,443,544 (CPU 1,159,810; memory 684,064; UX 970,490) (AnTuTu review)
SECURITY
Security Ultrasonic under‑display fingerprint sensor, secure hardware encryption 3D ultrasonic under-display fingerprint, face unlock