Device comparison

Two devices. One clear decision.

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Device A

Find X9

OPPO · 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

NETWORK6 fields

Specification	Find X9	18 Pro Max
2G Bands	GSM 850 / 900 / 1800 / 1900	GSM B2 / B3 / B5 / B8
3G Bands	HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100	WCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19
4G LTE	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 42, 48, 66	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, 26, 28, 38, 40, 41, 48, 66, 75, 77, 78 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

BODY6 fields

Specification	Find X9	18 Pro Max
Build	Glass front (Gorilla Glass 7i), glass 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	157.0 x 73.9 x 8.0 mm	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/water resistant	IP66 / IP68 / IP69
SIM	Nano-SIM + Nano-SIM / Nano-SIM + eSIM	Dual Nano-SIM
Weight	203 g	235 g (Black / White / Ice Peach Pink); 240 g (Star River Blue / Transparent)

DISPLAY7 fields

Specification	Find X9	18 Pro Max
Brightness	800 nits (typ), 1800 nits (HBM), 3600 nits (peak)	4000 nits (peak), main and rear displays
Protection	Corning Gorilla Glass 7i	Xiaomi Dragon Crystal Glass 3.0
Refresh Rate	120Hz	1-120Hz adaptive (LTPO), 300Hz touch sampling; rear display 120Hz
Resolution	1256 x 2760 pixels (~460 ppi density)	2624 x 1208 pixels (main); 976 x 596 pixels (rear display)
Screen-to-body	~91.0%	—
Size	6.59 inches, 105.6 cm2 (~91.0% screen-to-body ratio)	6.9 inches (main); 2.9 inches (rear display)
Type	AMOLED, 1B colors, 120Hz, HDR10+, Dolby Vision	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

PLATFORM4 fields

Specification	Find X9	18 Pro Max
CPU	Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)	Octa-core, Qualcomm 4th-gen Oryon, up to 5 GHz
Chipset	Mediatek Dimensity 9500 (3 nm)	Qualcomm Snapdragon 8 Elite Extreme Gen 6 (2 nm)
GPU	Mali-G1-Ultra MC12	Qualcomm Adreno
OS	Android 16, up to 5 major Android upgrades, ColorOS 16	Android 17, Xiaomi HyperOS 4

MEMORY5 fields

MAIN CAMERA3 fields

Specification	Find X9	18 Pro Max
Features	Hasselblad Color Calibration, Laser AF, color spectrum sensor, LED flash, 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, f/1.6, 23mm (wide), 1/1.4", PDAF, OIS; 50 MP, f/2.6, 73mm (periscope telephoto), 1/1.95", 3x optical zoom, PDAF, OIS; 50 MP, f/2.0, 15mm, 120˚ (ultrawide), 1/2.76", PDAF	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	4K@30/60/120fps, 1080p@30/60/240fps, gyro-EIS, OIS, HDR, 10-bit video, Dolby Vision, LOG	8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240/960fps

SELFIE CAMERA3 fields

Specification	Find X9	18 Pro Max
Features	Panorama	Portrait blur, AI beauty, face fill light, dynamic photos, time-lapse, slow motion
Selfie camera	32 MP, f/2.4, 21mm (wide), 1/2.74"	50 MP, f/2.2, 1/2.88-inch
Video	4K@30/60fps, 1080p@30/60fps, gyro-EIS	4K@30/60fps, 1080p@30/60fps

SOUND2 fields

Specification	Find X9	18 Pro Max
3.5mm jack	No	No
Loudspeaker	Yes, with stereo speakers	Yes, triple-speaker stereo setup

COMMUNICATION6 fields

Specification	Find X9	18 Pro Max
Bluetooth	6.0, A2DP, LE, aptX HD, LDAC, LHDC 5	6.0
NFC	Yes	Yes (plus UWB and IR blaster)
Positioning	GPS (L1+L5), GLONASS, BDS, GALILEO, QZSS, NavIC	Dual-frequency GPS, tri-frequency BeiDou, GLONASS
Radio	No	No
USB	USB Type-C, OTG	USB Type-C 3.2 Gen 1 (5Gbps)
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), 2x2 MIMO

FEATURES1 field

Specification	Find X9	18 Pro Max
Sensors	Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, color spectrum	Ultrasonic under-display fingerprint, accelerometer, gyroscope, compass, proximity, ambient light, barometer, Hall sensor, IR blaster

BATTERY3 fields

Specification	Find X9	18 Pro Max
Capacity	7025 mAh	8500 mAh
Charging Type	80W wired, 80W UFCS, 55W PPS, 11.7W PD; 50W wireless; 10W reverse wireless	100W wired, 50W wireless, 27W reverse wired
Type	Si/C Li-Ion	Silicon-carbon (Jinsha River battery), single cell

ADDITIONAL INFORMATION7 fields

Specification	Find X9	18 Pro Max
Colors	Space Black, Titanium Grey, Velvet Red	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	—	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)	$1,099.00 (reference only — see Price in Nigeria above for the actual retail price)	—
Models	CPH2797	—
Price in Nigeria	₦1,538,600 (Stored estimate)	Nigeria price not recorded. Worldwide quote: USD 1,199

TESTS3 fields

Specification	Find X9	18 Pro Max
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)

SECURITY1 field

Specification	Find X9	18 Pro Max
Security	Fingerprint (under display, ultrasonic), face unlock	3D ultrasonic under-display fingerprint, face unlock