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Xiaomi Redmi K90 Pro Max

Device A

Redmi K90 Pro Max

Xiaomi · Phones

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nubia / RedMagic NaviX Ultra

Device B

NaviX Ultra

nubia / RedMagic · Phones

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Complete comparison

Full specifications

Every available group and stored value, aligned by field.

LAUNCH DATE3 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
AnnouncedOctober, 20252026, September 16
ReleasedOctober, 20252026-09-16
StatusAvailableAvailable
NETWORK6 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
2G BandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G BandsHSDPA 850 / 900 / 2100WCDMA 850 / 900 / 1900 / 2100
4G LTE1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66TD-LTE, FDD-LTE (China carriers)
5GSub‑6 GHz SA / NSAYes, 5G NR (China carriers)
SpeedHSPA, LTE, 5G—
TechnologyGSM / HSPA / LTE / 5GGSM / HSPA / LTE / 5G
BODY6 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
BuildGlass front, glass back, aluminum frameGlass front, aluminum frame
Colors—Dreamscape, Blue Realm, Black, White
Dimensions163.3 x 77.8 x 7.9 mm (6.43 x 3.06 x 0.31 in)162.11 x 75.69 x 7.62 mm
IP RatingIP68 dust tight and water resistant (immersible up to 1.5m for 30 min)IP68/IP69
SIMDual Nano‑SIMDual Nano-SIM
Weight218 g (7.69 oz)208 g
DISPLAY8 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
Brightness3500 nits (peak)4500 nits (peak)
FeaturesHDR10+, Dolby Vision support—
ProtectionCorning Gorilla Glass Victus 2—
Refresh Rate120Hz1-144Hz adaptive
Resolution1200 x 2608 pixels, 19.5:9 ratio (~416 ppi density)1260 x 2800 pixels (1.5K, ~453 ppi)
Screen-to-body92% (ultra‑slim bezels)—
Size6.9 inches, 116.6 cm2 (~91.8% screen-to-body ratio)6.78 inches
TypeAMOLEDLTPO 2.0 AMOLED (Q10+ material), 100% DCI-P3, DC dimming + 2160Hz PWM
PLATFORM4 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
CPUOcta-core (2x Prime & 6x Performance, Qualcomm Oryon)Octa-core (2x 4.6 GHz + 6x 3.62 GHz Oryon V3)
ChipsetQualcomm Snapdragon 8 Elite Gen 5 (3 nm)Qualcomm Snapdragon 8 Elite Gen 5 (3 nm)
GPUAdreno 840Adreno 840
OSAndroid 16Android 16, Nebula AIOS (Doubao Mobile Assistant)
MEMORY5 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
Card slotNoNo
Internal512 GB / 1 TB512GB / 1TB
RAM16 GB / 24 GB12GB / 16GB LPDDR5X (10667 Mbps)
Storage TypeUFS 4.1UFS 4.1
Storage/RAM variants512 GB / 1 TB; 16 GB / 24 GB RAM12GB+512GB, 16GB+512GB, 16GB+1TB
MAIN CAMERA3 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
FeaturesLaser autofocus, LED flash, HDR, panoramaAI imaging suite, voice-guided photography
MAIN CAMERA50 MP wide, 1‑inch sensor, OIS, 50 MP ultrawide, 64 MP periscope telephoto, 5× optical zoom, OIS200 MP, f/1.6 (wide), OIS 64 MP periscope telephoto, 3x optical zoom 50 MP, f/2.0, 115° (ultrawide)
Video8K at 30 fps, 4K at 120 fps4K
SELFIE CAMERA3 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
FeaturesHDR, portrait effects—
Selfie camera32 MP wide32 MP, f/2.2
Video4K video recording—
SOUND3 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
3.5mm jackNoNo (USB Type-C audio)
Dolby AtmosSupported—
LoudspeakerStereo speakers with Dolby Atmos tuningYes, stereo speakers
COMMUNICATION7 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
Bluetooth5.4 stable low‑energy connection6.0
Infrared port—Yes
NFCYesYes
PositioningGPS, GLONASS, GALILEO, BDSGPS (L1+L5), GLONASS, Galileo, BDS
RadioNo—
USBUSB Type‑CUSB Type-C 3.2 Gen 1, OTG
WLANWi‑Fi 7Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
FEATURES2 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
SatelliteNot supported—
SensorsUltrasonic under‑display fingerprint, accelerometer, gyro, proximity, compassFingerprint (on AI button), accelerometer, gyro, proximity, compass
BATTERY3 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
Capacity7560 mAh7100 mAh
Charging Type100W wired, PD3.0, QC3+, 100W PPS; 50W wireless; 22.5W reverse wireless90W wired, 50W wireless, reverse wired and wireless
TypeLi‑Po, non‑removableSi/C (silicon-carbon)
ADDITIONAL INFORMATION9 fields
SpecificationRedmi K90 Pro MaxNaviX Ultra
ColorsBlack, White, Denim Blue, Lamborgini WhiteDreamscape, Blue Realm, Black, White
Compatibility—China-market model, China ROM
CoolingAdvanced multi‑layer vapor‑chamber cooling systemVapor 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)$550.00 (reference only — see Price in Nigeria above for the actual retail price)—
ModelsRegion‑specific variantsNX888J
Models and regions—China
Other—Dedicated physical AI button (Doubao assistant)
Price in Nigeria₦1,250,000 – ₦1,600,000₦1,253,800 – ₦1,567,300 (estimate, converted from China launch price)
SECURITY1 field
SpecificationRedmi K90 Pro MaxNaviX Ultra
SecurityUltrasonic under‑display fingerprint sensor, face unlockFingerprint (AI button)

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