Device comparison

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Device A

Galaxy Z Fold8 Ultra

Samsung · 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

BODY5 fields

Specification	Galaxy Z Fold8 Ultra	18 Fold
Build	Glass front (Gorilla Glass Victus Ceramic 2) Folded, Plastic front (unfolded), Glass back (Gorilla Glass Victus 2), Aluminum frame	Glass front (Xiaomi Dragon Crystal Glass 3) Folded, Plastic front (unfolded), Glass back, Aluminum frame
Dimensions	Unfolded: 158.4 x 143.2 x 4.1 mm (6.24 x 5.64 x 0.16 in); Folded: 158.4 x 72.8 x 8.9 mm (6.24 x 2.87 x 0.35 in)	Unfolded: 163.8 x 117.8 x 5.0 mm \| Folded: 83.6 x 117.8 x 10.7 mm
IP Rating	IP48	IP58/IP59 dust protected and Water resistant (high pressure water jets; immersible up to 1m for 30 min)
SIM	Nano-SIM + eSIM	Dual Nano-SIM
Weight	215 g	219 g

DISPLAY7 fields

Specification	Galaxy Z Fold8 Ultra	18 Fold
Brightness	3000 nits (peak); cover display: 3000 nits (peak)	4000 nits (peak)
Protection	Corning Gorilla Glass Ceramic 2 (cover); ultra-thin glass (main)	Xiaomi Dragon Crystal Glass 3.0 (cover screen), Ultra Thin Glass (main screen)
Refresh Rate	1–120Hz (main and cover)	Main and cover: 120Hz
Resolution	2256 x 2504 pixels (~422 ppi density)	Main: 2364 x 1672 pixels; cover: 1712 x 1168 pixels
Screen-to-body	~90.1%	~90.6%
Size	8.0; cover 6.5 inches	Main: 7.58 inches; cover: 5.38 inches
Type	Dynamic AMOLED 2X (main and cover)	Foldable AMOLED; AMOLED cover display

PLATFORM4 fields

Specification	Galaxy Z Fold8 Ultra	18 Fold
CPU	Octa-core (2x4.74 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)	10-core 4.35 GHz
Chipset	Snapdragon 8 Elite Gen 5 for Galaxy	Xiaomi XRing O3 (3nm)
GPU	Adreno 840 (1.3GHz)	Arm G2-Ultra NX MC16
OS	Android 17, One UI 9	Android; 17; HyperOS 4

MEMORY5 fields

MAIN CAMERA3 fields

Specification	Galaxy Z Fold8 Ultra	18 Fold
Features	LED Flash, Panorama, HDR	Laser AF, Color spectrum sensor, Leica lenses, LED Flash, Panorama, HDR
MAIN CAMERA	200 MP f/1.7 OIS + 50 MP ultrawide f/1.9 + 10 MP telephoto f/2.4 OIS, 3×	200 MP main with OIS; 50 MP telephoto with OIS; 50 MP ultrawide
Video	8K@30fps, 4K@60fps, 1080p@60/120/240fps (gyro-EIS), 10-bit HDR, HDR10+	8K@24fps, 4K@30/60fps (Dolby Vision), 1080p@30/60/120/960fps, gyro-EIS, OIS

SELFIE CAMERA3 fields

SOUND2 fields

Specification	Galaxy Z Fold8 Ultra	18 Fold
3.5mm jack	No	No
Loudspeaker	Yes, with Stereo Speakers	Yes, with Stereo Speakers, Dolby Atmos

COMMUNICATION6 fields

FEATURES1 field

Specification	Galaxy Z Fold8 Ultra	18 Fold
Sensors	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer

BATTERY3 fields

Specification	Galaxy Z Fold8 Ultra	18 Fold
Capacity	5000 mAh (typical)	6000mAh
Charging Type	45W wired; 20W wireless; reverse wireless	67W wired
Type	Silicon-carbon, non-removable	Non-removable Si/C Li-Ion Battery

ADDITIONAL INFORMATION4 fields

Specification	Galaxy Z Fold8 Ultra	18 Fold
Colors	Graphite, Cream, Violet Shadow, Green Shadow	Gray, Silver, Red, Rose Gold
Compatibility	—	China
Models	Galaxy Z Fold8 Ultra, SM-F976B, SM-F976B/DS, SM-F976U, SM-F976U1	Xiaomi 18 Fold
Price in Nigeria	₦2,669,500 (Seller price)	₦2,800,000 (Seller price)

SECURITY1 field

Specification	Galaxy Z Fold8 Ultra	18 Fold
Security	Biometric security: Fingerprint (side-mounted).	Side-mounted fingerprint sensor