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Samsung Galaxy S25 Ultra (USA unlocked) official device image

Samsung Galaxy S25 Ultra (USA unlocked)

Brand samsung
Codename sm-s938u1
Region LRA,XAR,CCT,ACG,PCT,TFN,ATC,XAG,XAA,FKR,ATT,AIO,DS
Official Firmware

Download Samsung Galaxy S25 Ultra (USA unlocked) Firmware

Samsung Galaxy S25 Ultra (USA unlocked) • Region: LRA,XAR,CCT,ACG,PCT,TFN,ATC,XAG,XAA,FKR,ATT,AIO,DS

Samsung Galaxy S25 Ultra (USA unlocked) is a samsung device (codename: sm-s938u1). FirmwareMirror hosts 17 verified firmware builds, covering: ACG, LRA, PCT. Available as official firmware. Last updated: April 2026. All files MD5-verified. Free, no registration.

ACG LRA PCT

Firmware Downloads

Find and download official Stock ROM for Samsung Galaxy S25 Ultra (USA unlocked) (sm-s938u1). All firmware files include MD5 hash verification and are available for direct download.

Samsung Galaxy S25 Ultra (USA unlocked)

Version Method Size Release Date MD5 Hash Download
S938U1UEU9CZDP/S938U1OYM9CZDP/S938U1UEU9CZDP Odin 634.26 MB 2026-04-01 N/A Download
S938U1UES9BZBH/S938U1OWA9BZBH/S938U1UES9BZBH Odin 523.01 MB 2026-02-01 N/A Download
S938U1UES8BZBB/S938U1OYM8BZBB/S938U1UES8BZBB Odin 501.59 MB 2026-02-01 N/A Download
S938U1UES8BYLX/S938U1OYM8BYLX/S938U1UES8BYLX Odin 194.03 MB 2025-12-01 N/A Download
S938U1UES7BYJ8/S938U1OYM7BYJ8/S938U1UES7BYJ8 Odin 528.96 MB 2025-10-01 N/A Download
S938U1UES7BYJ5/S938U1OYM7BYJ5/S938U1UES7BYJ5 Odin 554.21 MB 2025-10-01 N/A Download
S938U1UES7BYLR/S938U1OYM7BYLR/S938U1UES7BYLR Odin 521.3 MB 2025-12-01 N/A Download
S938U1UES6BYIF/S938U1OYM6BYIF/S938U1UES6BYIF Odin 514.58 MB 2025-09-01 N/A Download
S938U1UES5AYE7/S938U1OYM5AYE7/S938U1UES5AYE7 Odin 523.01 MB 2025-05-01 N/A Download
S938U1UEU5BYI3/S938U1OYM5BYI3/S938U1UEU5BYI3 Odin 508.11 MB 2025-09-01 N/A Download
S938U1UES5AYH2/S938U1OYM5AYH2/S938U1UES5AYH2 Odin 3.59 GB 2025-08-01 N/A Download
S938U1UES4AYE3/S938U1OYM4AYE3/S938U1UES4AYE3 Odin 568.5 MB 2025-05-01 N/A Download
S938U1UES3AYDF/S938U1OYM3AYDF/S938U1UES3AYDF Odin 524.72 MB 2025-04-01 N/A Download
S938U1UEU2AYD9/S938U1OYM2AYD9/S938U1UEU2AYD9 Odin 634.26 MB 2025-04-01 N/A Download
S938U1UEU1AYB3/S938U1OYM1AYB3/S938U1UEU1AYB3 Odin 804.62 MB 2025-02-01 N/A Download
S938U1UEU1AYA1/S938U1OYM1AYA1/S938U1UEU1AYA1 Odin 819.07 MB 2025-01-01 N/A Download
S938U1UES1AYBC/S938U1OYM1AYBC/S938U1UES1AYBC Odin 800.95 MB 2025-02-01 N/A Download

Device Specifications

NetworkTechnologyGSM / CDMA / HSPA / EVDO / LTE / 5G
2G bandsGSM 850 / 900 / 1800 / 1900
 CDMA 800 / 1900 & TD-SCDMA
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
 CDMA2000 1xEV-DO
4G bands1, 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
5G bands1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International
 1, 2, 5, 7, 25, 28, 41, 66, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave - USA unlocked
SpeedHSPA, LTE (CA), 5G
LaunchAnnounced2025, January 22
StatusAvailable. Released 2025, February 03
BodyDimensions162.8 x 77.6 x 8.2 mm (6.41 x 3.06 x 0.32 in)
Weight218 g (7.69 oz)
BuildGlass front (Corning Gorilla Armor 2), glass back (Gorilla Glass Victus 2), titanium frame (grade 5)
SIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) - INT
· Nano-SIM + eSIM + eSIM (max 2 at a time) - USA
· Nano-SIM + Nano-SIM - CN
 IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Stylus
DisplayTypeDynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
Size6.9 inches, 116.9 cm2 (~92.5% screen-to-body ratio)
Resolution1440 x 3120 pixels, 19.5:9 ratio (~498 ppi density)
ProtectionCorning Gorilla Armor 2, Mohs level 6
 DX anti-reflective coating
PlatformOSAndroid 15, up to 7 major Android upgrades, One UI 8
ChipsetQualcomm SM8750-AC Snapdragon 8 Elite (3 nm)
CPUOcta-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPUAdreno 830 (1200 MHz)
MemoryCard slotNo
Internal256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM, 1TB 16GB RAM
 UFS 4.0
Main CameraQuad200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS
10 MP, f/2.4, 67mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom
50 MP, f/3.4, 111mm (periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom
50 MP, f/1.9, 120˚ (ultrawide), 1/2.5", 0.7µm, dual pixel PDAF, Super Steady video
FeaturesLaser AF, Best Face, LED flash, auto-HDR, panorama
Video8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
Selfie cameraSingle12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
FeaturesHDR, HDR10+
Video4K@30/60fps, 1080p@30fps
SoundLoudspeaker Yes, with stereo speakers
3.5mm jack No
 High-bitrate audio support
CommsWLANWi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth5.4, A2DP, LE
PositioningGPS, GLONASS, BDS, GALILEO, QZSS
NFCYes
RadioNo
USBUSB Type-C 3.2, DisplayPort 1.2, OTG
FeaturesSensorsFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
 Samsung DeX, Samsung Wireless DeX (desktop experience support)
Ultra Wideband (UWB) support
BatteryTypeLi-Ion 5000 mAh
Charging45W wired, PD3.0, 65% in 30 min
15W wireless (Qi2 Ready)
4.5W reverse wireless
MiscColorsTitanium Silver Blue, Titanium Black, Titanium White Silver, Titanium Gray, Titanium Jade Green, Titanium Jet Black, Titanium Pink Gold
ModelsSM-S938B, SM-S938B/DS, SM-S938U, SM-S938U1, SM-S938W, SM-S938N, SM-S9380, SM-S938E, SM-S938E/DS
SAR1.26 W/kg (head)     0.64 W/kg (body)    
SAR EU1.25 W/kg (head)     1.42 W/kg (body)    
Price$ 752.94 / € 899.00 / £ 759.99 / ₹ 104,990
Our TestsPerformance AnTuTu: 2207809 (v10)
GeekBench: 9846 (v6)
3DMark: 6687 (Wild Life Extreme)
Display 1417 nits max brightness (measured)
Loudspeaker -24.6 LUFS (Very good)
Battery
Active use score 14:49h
EU LABELEnergyClass B
Battery44:54h endurance, 2000 cycles
Free fallClass A (270 falls)
RepairabilityClass C
Data source: GSMArena

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Frequently Asked Questions

Q: Is it safe to flash official samsung firmware?

A: Yes — official firmware from the manufacturer is generally safe when you match your device's exact model number and region. Flashing the wrong region or modified firmware can cause issues.

Q: What tool do I need to flash Samsung Galaxy S25 Ultra (USA unlocked) firmware?

A: Samsung Galaxy S25 Ultra (USA unlocked) firmware is flashed using Odin. See the step-by-step guide above for the full procedure.

Q: Can I downgrade to an older firmware version?

A: Some devices allow downgrading, others have anti-rollback protection that blocks it. Check the version-specific notes on each ROM page, or your model's community forum, before attempting a downgrade.

Q: What if flashing fails?

A: First, verify the firmware matches your exact model code (e.g. SM-S938B for Samsung, or the CPH-number for OPPO). Reinstall the manufacturer's USB drivers, use a rear USB 2.0 port directly on your PC, and retry. The troubleshooting box above the FAQ covers the most common failure modes.

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