Device comparison

Two devices. One clear decision.

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Device A

8

ASUS ROG Phone · 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	8	17 Ultra
2G Bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Bands	WCDMA 800 / 850 / 900 / 1700 / 1900 / 2100	HSDPA 850 / 900 / 2100
4G LTE	FDD: 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 66; TDD: 34, 38, 39, 40, 41, 42, 43, 48 (WW version)	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
5G	SA/NSA n1, n2, n3, n5, n7, n8, n12, n18, n20, n25, n26, n28, n38, n40, n41, n48, n66, n77, n78, n79 (WW version)	1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 48, 66, 71, 75, 77, 78, 79 SA/NSA
Speed	HSPA, LTE, 5G	HSPA, LTE, 5G
Technology	GSM / HSPA / LTE / 5G	GSM / HSPA / LTE / 5G

BODY5 fields

Specification	8	17 Ultra
Build	Glass front (Gorilla Glass Victus 2)	Glass front, glass or ceramic back, aluminum frame
Dimensions	163.8 x 76.8 x 8.9 mm	162.9 x 77.6 x 8.5 mm (6.41 x 3.06 x 0.33 in)
IP Rating	IP68	IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 6m for 30 min)
SIM	Nano-SIM + Nano-SIM (dual standby)	Dual Nano‑SIM
Weight	225 g	218.4 g or 223.4 g (7.69 oz)

DISPLAY8 fields

Specification	8	17 Ultra
Brightness	2500 nits (peak); 1600 nits (HBM)	3500 nits (peak)
Features	HDR10; 107.37% DCI-P3 / 145.65% sRGB; 720Hz touch sampling rate	Dolby Vision, HDR10+, adaptive color and brightness
Protection	Corning Gorilla Glass Victus 2	Premium reinforced glass
Refresh Rate	LTPO 1-120Hz; up to 165Hz	120Hz
Resolution	1080 x 2400 pixels (FHD+) (~388 ppi density)	1200 x 2608 pixels, 19.5:9 ratio (~416 ppi density)
Screen-to-body	—	90% (very slim bezels)
Size	6.78 inches	6.9 inches, 116.6 cm2 (~92.3% screen-to-body ratio)
Type	Samsung Flexible AMOLED, LTPO, 165Hz, HDR10	LTPO AMOLED, 1B colors, adaptive refresh rate

PLATFORM4 fields

Specification	8	17 Ultra
CPU	Octa-core (1x3.3 GHz Cortex-X4 + 3x3.2 GHz Cortex-A720 + 2x3.0 GHz Cortex-A720 + 2x2.3 GHz Cortex-A520)	Octa-core (2x4.6 GHz Prime & 6x3.62 GHz Performance, Qualcomm Oryon)
Chipset	Qualcomm Snapdragon 8 Gen 3 (SM8650) (4 nm)	Qualcomm Snapdragon 8 Elite Gen 5 (3 nm)
GPU	Adreno 750	Adreno 840
OS	Android 14, ROG UI	Android 16

MEMORY5 fields

MAIN CAMERA3 fields

Specification	8	17 Ultra
Features	LED flash, gimbal OIS, AI Object Sense	Leica optics, laser autofocus, HDR, panorama
MAIN CAMERA	50 MP, f/1.9, 23.8mm (wide), 1/1.56", Sony IMX890, gimbal OIS \| 32 MP (telephoto), 3x optical zoom, OIS \| 13 MP, 12.7mm, 120° (ultrawide) [MY/PH spec pages list a 5 MP macro as third camera]	50 MP wide, large sensor, OIS, 50 MP ultra‑wide, 50 MP periscope telephoto, optical zoom
Video	8K@24fps, 4K@30/60fps, 1080p@30/60fps, HDR10+ (4K); slow motion 4K@120fps, 1080p@120/240fps, 720p@120/240/480fps	8K video recording, advanced stabilization

SELFIE CAMERA3 fields

SOUND3 fields

Specification	8	17 Ultra
3.5mm jack	Yes; Hi-Res Audio up to 384 kHz / 32-bit; dual mics with noise reduction	No
Dolby Atmos	—	Supported
Loudspeaker	Yes, with stereo speakers (multi-magnet dual)	Stereo speakers

COMMUNICATION6 fields

Specification	8	17 Ultra
Bluetooth	5.4	5.4 stable low‑energy connection
NFC	Yes	Yes
Positioning	GPS (L1+L5), GLONASS (L1), Galileo (E1+E5a), BeiDou (B1i/B1c/B2a), QZSS (L1+L5), NavIC	GPS, GLONASS, GALILEO, BDS
Radio	—	No
USB	2x USB Type-C (bottom USB 3.2 Gen 2 + side port), per ROG Phone 8 Pro review (same chassis)	USB Type‑C
WLAN	Wi-Fi 802.11 a/b/g/n/ac/ax/be (Wi-Fi 7)	Wi‑Fi 7

FEATURES4 fields

Specification	8	17 Ultra
Ai	X Sense 2.0, X Capture, AI Object Sense, AI Grabber	Advanced camera AI, real‑time translation, smart system optimizations
Other features	AirTriggers; optional AeroActive Cooler X	—
Satellite	—	Two-way satellite communication
Sensors	In-display fingerprint, face recognition, accelerometer, e-compass, gyroscope, proximity, ambient light, AirTrigger	Under‑display fingerprint, accelerometer, gyro, proximity, compass

BATTERY3 fields

Specification	8	17 Ultra
Capacity	5500 mAh	6000 mAh (Global), 6800 mAh (China)
Charging Type	65W wired (QC 5.0 / PD 3.0 / PPS), 0-100% in 39 min; 15W wireless (Qi 1.3); 10W reverse wired	Fast wired charging, fast wireless charging, reverse wireless charging
Type	Li-Po 5500 mAh (typical)	Li‑Po, non‑removable

ADDITIONAL INFORMATION8 fields

Specification	8	17 Ultra
Colors	Phantom Black; Rebel Grey	Black, White, Starry Green, Purple
Compatibility	Band lists differ between WW/US/CN versions; dual Nano-SIM, no eSIM listed; regional spec pages (MY/PH) list 12GB/256GB with 5MP macro camera	—
Cooling	ROG GameCool 8: 360° SoC Cooling System Gen 2, rapid-cooling conductor, vapor chamber, graphite sheet, boron nitride; optional AeroActive Cooler X	Advanced vapor‑chamber cooling system
Launch Price	EUR 1,099.99 (Europe)	—
Launch Price (USD)	$1,099.99 (12GB/256GB)	$1,005.00 (reference only — see Price in Nigeria above for the actual retail price)
Models	—	25128PNA1C
Models and regions	WW, US and CN versions with different band lists	—
Price in Nigeria	₦1,540,000 (Stored estimate)	₦1,500,000 (Seller price)

TESTS1 field

Specification	8	17 Ultra
Battery Endurance	At least 3.4 h heavy gaming, 23 h video streaming (ASUS manufacturer figures)	—

SECURITY1 field

Specification	8	17 Ultra
Security	In-display fingerprint, face recognition	Ultrasonic under‑display fingerprint sensor, secure hardware encryption