Device comparison

Two devices. One clear decision.

Choose the exact models, then compare every available specification in one aligned view.

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Device A

NaviX Ultra

nubia / RedMagic · Phones

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Device B

Xiaomi · Phones

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Complete comparison

Every available group and stored value, aligned by field.

Differences only

LAUNCH DATE3 fields

NETWORK5 fields

Specification	NaviX Ultra	18 Pro
2G Bands	GSM 850 / 900 / 1800 / 1900	GSM B2 / B3 / B5 / B8
3G Bands	WCDMA 850 / 900 / 1900 / 2100	WCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19
4G LTE	TD-LTE, FDD-LTE (China carriers)	FDD-LTE B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B25/B26/B28/B66; TD-LTE B34/B38/B39/B40/B41/B42/B43/B48
5G	Yes, 5G NR (China carriers)	n1, n2, n3, n5, n7, n8, n12, n18, n20, n25, n26, n28, n38, n40, n41, n48, n66, n77, n78, n79, n80, n81, n83, n84, n89
Technology	GSM / HSPA / LTE / 5G	5G / 4G LTE / 3G / 2G

BODY6 fields

Specification	NaviX Ultra	18 Pro
Build	Glass front, 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	Dreamscape, Blue Realm, Black, White	Black, White, Ice Peach Pink, Star River Blue, Transparent Special Edition
Dimensions	162.11 x 75.69 x 7.62 mm	151.8 x 72 x 8.46 mm (Black / White / Ice Peach Pink); 8.56 mm thick (Star River Blue / Transparent)
IP Rating	IP68/IP69	IP66 / IP68 / IP69
SIM	Dual Nano-SIM	Dual Nano-SIM
Weight	208 g	203 g (Black / White / Ice Peach Pink); 208 g (Star River Blue / Transparent)

DISPLAY6 fields

Specification	NaviX Ultra	18 Pro
Brightness	4500 nits (peak)	4000 nits (peak), main and rear displays
Protection	—	Xiaomi Dragon Crystal Glass 3.0
Refresh Rate	1-144Hz adaptive	1-120Hz adaptive (LTPO), up to 300Hz touch sampling; rear display 120Hz
Resolution	1260 x 2800 pixels (1.5K, ~453 ppi)	2436 x 1120 pixels (main); 912 x 596 pixels (rear display)
Size	6.78 inches	6.4 inches (main); 2.7 inches (rear display)
Type	LTPO 2.0 AMOLED (Q10+ material), 100% DCI-P3, DC dimming + 2160Hz PWM	LTPO OLED (Super Pixel Screen 2.0, M11 light-emitting materials), HDR10+, DC dimming, hardware-level privacy display; secondary 2.7-inch OLED rear display

PLATFORM4 fields

Specification	NaviX Ultra	18 Pro
CPU	Octa-core (2x 4.6 GHz + 6x 3.62 GHz Oryon V3)	Octa-core, Qualcomm 4th-gen Oryon, up to 5 GHz
Chipset	Qualcomm Snapdragon 8 Elite Gen 5 (3 nm)	Qualcomm Snapdragon 8 Elite Gen 6 (2 nm)
GPU	Adreno 840	Qualcomm Adreno
OS	Android 16, Nebula AIOS (Doubao Mobile Assistant)	Android 17, Xiaomi HyperOS 4

MEMORY5 fields

MAIN CAMERA3 fields

Specification	NaviX Ultra	18 Pro
Features	AI imaging suite, voice-guided photography	Leica optics, Legendary Moment imaging (on-device + cloud processing), up to 12.8x lossless zoom, 12cm telephoto macro, LED flash
MAIN CAMERA	200 MP, f/1.6 (wide), OIS 64 MP periscope telephoto, 3x optical zoom 50 MP, f/2.0, 115° (ultrawide)	200 MP, f/1.67, 23mm (wide), 1/1.28-inch Light Hunter 960, 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
Video	4K	8K@30fps, 4K@30/60fps, 1080p

SELFIE CAMERA3 fields

Specification	NaviX Ultra	18 Pro
Features	—	Portrait blur, AI beauty, face fill light, dynamic photos, time-lapse, slow motion
Selfie camera	32 MP, f/2.2	50 MP, f/2.2, 1/2.88-inch
Video	—	4K@30/60fps, 1080p

SOUND2 fields

Specification	NaviX Ultra	18 Pro
3.5mm jack	No (USB Type-C audio)	No
Loudspeaker	Yes, stereo speakers	Yes, stereo speakers, Dolby Atmos

COMMUNICATION7 fields

Specification	NaviX Ultra	18 Pro
Bluetooth	6.0	6.0
Infrared port	Yes	—
NFC	Yes	Yes (plus UWB and IR blaster)
Positioning	GPS (L1+L5), GLONASS, Galileo, BDS	Dual-frequency GPS, tri-frequency BeiDou, GLONASS
Radio	—	No
USB	USB Type-C 3.2 Gen 1, OTG	USB Type-C 3.2 Gen 1 (5Gbps)
WLAN	Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)	Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)

FEATURES1 field

Specification	NaviX Ultra	18 Pro
Sensors	Fingerprint (on AI button), accelerometer, gyro, proximity, compass	Ultrasonic under-display fingerprint, accelerometer, gyroscope, compass, proximity, ambient light, barometer, Hall sensor, IR blaster

BATTERY3 fields

Specification	NaviX Ultra	18 Pro
Capacity	7100 mAh	7000 mAh
Charging Type	90W wired, 50W wireless, reverse wired and wireless	100W wired, 50W wireless, 27W reverse wired
Type	Si/C (silicon-carbon)	Silicon-carbon (Jinsha River battery, 32% silicon content), single cell

ADDITIONAL INFORMATION8 fields

Specification	NaviX Ultra	18 Pro
Colors	Dreamscape, Blue Realm, Black, White	Black, White, Ice Peach Pink, Star River Blue, Transparent Special Edition
Compatibility	China-market model, China ROM	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 will have a smaller battery (6,000 mAh vs 7,000 mAh in China) with similar charging speed (90/100W).
Cooling	Vapor chamber, 7100 mm² heat-dissipation area	Circular cold-pump cooling system with a 4,355 mm² heat-dissipation area
Launch Price	CNY 5,999 (12GB+512GB) — China; CNY 6,499 (16GB+512GB) — China; CNY 7,499 (16GB+1TB) — China	CNY 5,999 (12GB+256GB), CNY 6,999 (12GB+512GB), CNY 7,999 (16GB+512GB), CNY 8,999 (16GB+1TB), CNY 9,999 (Transparent Edition 16GB+1TB) — China launch, 2026-09-23
Models	NX888J	—
Models and regions	China	—
Other	Dedicated physical AI button (Doubao assistant)	—
Price in Nigeria	Nigeria price not recorded. Worldwide quote: CNY 5,999	₦1,254,000 (Stored estimate)

TESTS1 field

Specification	NaviX Ultra	18 Pro
Battery Endurance	—	15-hour endurance test: 45% battery left (iPhone 18 Pro: 10%) (Xiaomi launch figure); battery keeps at least 80% capacity after 2,000 charge cycles (Xiaomi)

SECURITY1 field

Specification	NaviX Ultra	18 Pro
Security	Fingerprint (AI button)	3D ultrasonic under-display fingerprint, face unlock