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15 NaviX Ultra
LAUNCH DATE
Announced November 26, 2025 2026, September 16
Released 2025-12-01 2026-09-16
Status Available. Released 2025, December 1 Available
NETWORK
2G Bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Bands HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 WCDMA 850 / 900 / 1900 / 2100
4G LTE 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66, 71 TD-LTE, FDD-LTE (China carriers)
5G 1, 2, 3, 5, 7, 8, 18, 20, 26, 28, 38, 40, 41, 48, 66, 71, 77, 78 SA/NSA Yes, 5G NR (China carriers)
Speed HSPA, LTE, 5G —
Technology GSM / HSPA / LTE / 5G GSM / HSPA / LTE / 5G
BODY
Build Glass front, aluminum frame, glass back (Legend) or glass-fiber reinforced plastic back Glass front, aluminum frame
Colors — Dreamscape, Blue Realm, Black, White
Dimensions 163.7 x 76.8 x 8.2 mm 162.11 x 75.69 x 7.62 mm
IP Rating IP68/IP69 dust/water resistant IP68/IP69
SIM Nano-SIM + Nano-SIM + eSIM (max 2 at a time) Dual Nano-SIM
Weight 220 g 208 g
DISPLAY
Brightness 1000 nits (typ), 2600 nits (HBM), 6000 nits (peak) 4500 nits (peak)
Protection Tempered glass —
Refresh Rate 144Hz 1-144Hz adaptive
Resolution 1440 x 3168 pixels (~508 ppi density) 1260 x 2800 pixels (1.5K, ~453 ppi)
Screen-to-body ~90.7% —
Size 6.85 inches, 114.0 cm2 (~90.7% screen-to-body ratio) 6.78 inches
Type LTPO AMOLED, 1B colors, 144Hz, PWM, HDR10+, Dolby Vision, HDR Vivid LTPO 2.0 AMOLED (Q10+ material), 100% DCI-P3, DC dimming + 2160Hz PWM
PLATFORM
CPU Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M) Octa-core (2x 4.6 GHz + 6x 3.62 GHz Oryon V3)
Chipset Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm) Qualcomm Snapdragon 8 Elite Gen 5 (3 nm)
GPU Adreno 840 Adreno 840
OS Android 16, up to 5 major Android upgrades, OriginOS 6 Android 16, Nebula AIOS (Doubao Mobile Assistant)
MEMORY
Card slot No No
Internal 256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM 512GB / 1TB
RAM 12GB / 16GB 12GB / 16GB LPDDR5X (10667 Mbps)
Storage Type — UFS 4.1
Storage/RAM variants 12GB + 256GB, 16GB + 512GB, 16GB + 1TB 12GB+512GB, 16GB+512GB, 16GB+1TB
MAIN CAMERA
Features LED flash, HDR, panorama AI imaging suite, voice-guided photography
MAIN CAMERA 50 MP, f/1.9, 24mm (wide), 1/1.56", 1.0µm, PDAF, OIS; 50 MP, f/2.6, 85mm (periscope telephoto), 1/1.95", 0.8µm, PDAF, OIS, 3x optical zoom; 50 MP, f/2.1, 15mm (ultrawide), 1/2.76", 0.64µm, AF 200 MP, f/1.6 (wide), OIS 64 MP periscope telephoto, 3x optical zoom 50 MP, f/2.0, 115° (ultrawide)
Video 8K@30fps, 4K@24/30/60fps, 1080p@30/60/120/240fps, gyro-EIS, OIS 4K
SELFIE CAMERA
Features HDR —
Selfie camera 32 MP, f/2.2, 21mm (wide), 1/3.1", 0.7µm 32 MP, f/2.2
Video 4K@30/60fps, 1080p@30/60fps —
SOUND
3.5mm jack No No (USB Type-C audio)
Loudspeaker Yes, with stereo speakers Yes, stereo speakers
COMMUNICATION
Bluetooth 6.0, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless, LHDC 5 6.0
Infrared port — Yes
NFC Yes Yes
Positioning GPS (L1+L5), GLONASS, BDS, GALILEO, QZSS, NavIC GPS (L1+L5), GLONASS, Galileo, BDS
Radio No —
USB USB Type-C 3.2, OTG USB Type-C 3.2 Gen 1, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
FEATURES
Sensors Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass Fingerprint (on AI button), accelerometer, gyro, proximity, compass
BATTERY
Capacity 7000 mAh 7100 mAh
Charging Type 100W wired, PPS, PD; 40W wireless; bypass charging 90W wired, 50W wireless, reverse wired and wireless
Type Si/C Li-Ion Si/C (silicon-carbon)
ADDITIONAL INFORMATION
Colors Legend, Zen Dreamscape, Blue Realm, Black, White
Compatibility — China-market model, China ROM
Cooling — Vapor chamber, 7100 mm² heat-dissipation area
Launch Price — CNY 5,999 (12GB+512GB) — China; CNY 6,499 (16GB+512GB) — China; CNY 7,499 (16GB+1TB) — China
Launch Price (USD) $902.00 (reference only — see Price in Nigeria above for the actual retail price) —
Models I2501 NX888J
Models and regions — China
Other — Dedicated physical AI button (Doubao assistant)
Price in Nigeria ₦1,262,800 ₦1,253,800 – ₦1,567,300 (estimate, converted from China launch price)
SECURITY
Security Fingerprint (under display, ultrasonic), face unlock Fingerprint (AI button)