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Xiaomi 18 Fold

Device A

18 Fold

Xiaomi · Phones

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Samsung Galaxy S26 Ultra

Device B

Galaxy S26 Ultra

Samsung · Phones

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Complete comparison

Full specifications

Every available group and stored value, aligned by field.

LAUNCH DATE3 fields
Specification18 FoldGalaxy S26 Ultra
Announced2026, September 0725 February 2026
Released2026, September 072026-03-06
StatusAvailableAvailable; released 11 March 2026
NETWORK6 fields
Specification18 FoldGalaxy S26 Ultra
2G BandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G BandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G LTE1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 48, 661, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International; 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 48, 66, 71 - USA unlocked
5GSA/NSA/Sub6SA/NSA/Sub6
SpeedHSPA, LTE, 5GLTE, 5G
TechnologyGSM / HSPA / LTE / 5GLTE / 5G
BODY5 fields
Specification18 FoldGalaxy S26 Ultra
BuildGlass front (Xiaomi Dragon Crystal Glass 3) Folded, Plastic front (unfolded), Glass back, Aluminum frameGlass front (Corning Gorilla Armor 2), Glass back (Gorilla Glass Victus 2), Aluminum frame
DimensionsUnfolded: 163.8 x 117.8 x 5.0 mm | Folded: 83.6 x 117.8 x 10.7 mm163.6 x 78.1 x 7.9 mm (6.44 x 3.07 x 0.31 in)
IP RatingIP58/IP59 dust protected and Water resistant (high pressure water jets; immersible up to 1m for 30 min)IP68
SIMDual Nano-SIMNano-SIM + eSIM
Weight219 g214 g
DISPLAY7 fields
Specification18 FoldGalaxy S26 Ultra
Brightness4000 nits (peak)2600 nits (peak)
ProtectionXiaomi Dragon Crystal Glass 3.0 (cover screen), Ultra Thin Glass (main screen)Corning Gorilla Armor 2
Refresh RateMain and cover: 120Hz1–120Hz
ResolutionMain: 2364 x 1672 pixels; cover: 1712 x 1168 pixels1440 x 3120 pixels, 19.5:9 ratio (~500 ppi density)
Screen-to-body~90.6%~90.7%
SizeMain: 7.58 inches; cover: 5.38 inches6.9 inches
TypeFoldable AMOLED; AMOLED cover displayDynamic AMOLED 2X
PLATFORM4 fields
Specification18 FoldGalaxy S26 Ultra
CPU10-core 4.35 GHzOcta-core (2x4.74 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
ChipsetXiaomi XRing O3 (3nm)Snapdragon 8 Elite Gen 5 for Galaxy
GPUArm G2-Ultra NX MC16Adreno 840
OSAndroid; 17; HyperOS 4Android 16, One UI 8.5
MEMORY5 fields
Specification18 FoldGalaxy S26 Ultra
Card slotNoNo
Internal256 / 512 GB / 1 TB256 GB / 512 GB / 1 TB
RAM12 / 16 GB12 GB; 16 GB with 1 TB
Storage TypeUFS 4.1UFS 4.X
Storage/RAM variants256 / 512 GB / 1 TB; 12 / 16 GB RAM256 GB / 512 GB / 1 TB; 12 GB; 16 GB with 1 TB RAM
MAIN CAMERA3 fields
Specification18 FoldGalaxy S26 Ultra
FeaturesLaser AF, Color spectrum sensor, Leica lenses, LED Flash, Panorama, HDRLaser AF, Best Face, LED Flash, Panorama, Auto-HDR
MAIN CAMERA200 MP main with OIS; 50 MP telephoto with OIS; 50 MP ultrawide200 MP f/1.4 OIS + 50 MP ultrawide f/1.9 + 50 MP telephoto f/2.9 OIS (5×) + 10 MP telephoto f/2.4 OIS (3×)
Video8K@24fps, 4K@30/60fps (Dolby Vision), 1080p@30/60/120/960fps, gyro-EIS, OIS8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
SELFIE CAMERA3 fields
Specification18 FoldGalaxy S26 Ultra
FeaturesHDRHDR
Selfie camera16 MP, f/2.212 MP f/2.2
Video4K@30/60fps, 1080p@30fps4K@30/60fps, 1080p@30fps
SOUND2 fields
Specification18 FoldGalaxy S26 Ultra
3.5mm jackNoNo
LoudspeakerYes, with Stereo Speakers, Dolby AtmosYes, with Stereo Speakers
COMMUNICATION6 fields
Specification18 FoldGalaxy S26 Ultra
Bluetooth6.0, A2DP, LE, LHDC 56.0
NFCYesYes
PositioningYesYes, with A-GPS
RadioNoNo
USBUSB Type-C 3.2 Gen2USB Type-C 3.2, DisplayPort 1.2
WLANWi-Fi 7Wi-Fi 7
FEATURES1 field
Specification18 FoldGalaxy S26 Ultra
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometerFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
BATTERY3 fields
Specification18 FoldGalaxy S26 Ultra
Capacity6000mAh5000 mAh (typical)
Charging Type67W wiredWired fast charging; wireless and reverse wireless charging
TypeNon-removable Si/C Li-Ion BatteryLithium-ion, non-removable
ADDITIONAL INFORMATION4 fields
Specification18 FoldGalaxy S26 Ultra
ColorsGray, Silver, Red, Rose GoldCobalt Violet, White, Black, Sky Blue, Pink Gold, Silver Shadow
CompatibilityChinaSingapore specification set; chipset and configurations vary by market
ModelsXiaomi 18 FoldGalaxy S26 Ultra 5G, SM-S948B, SM-S948B/DS, SM-S948U, SM-S948U1, SM-S948W, SM-S948N, SM-S9480, SM-S948E, SM-S948E/DS
Price in Nigeria₦3,200,000₦2,600,000
SECURITY1 field
Specification18 FoldGalaxy S26 Ultra
SecuritySide-mounted fingerprint sensorSamsung Knox, Knox Vault

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