Samsung Galaxy S26 Ultra (SM-S948U1) — XAR
Samsung Galaxy S26 Ultra Released 2026, March 06 | 214g, 7.9mm thickness | Android 16, up to 7 major OS updates | 256GB/512GB/1TB storage, no card slot | Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak) | 200 MP, f/1.4, 23mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 50 MP, f/2.9, 111
Samsung Galaxy S26 Ultra Network Specifications
| Speed | HSPA, LTE (CA), 5G |
| 5G | 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International |
| 4G | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International |
| 3G | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 2G | GSM 850 / 900 / 1800 / 1900 |
| Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G |
Samsung Galaxy S26 Ultra body Specifications
| 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 |
| Build | Glass front (Corning Gorilla Armor 2), glass back (Gorilla Glass Victus 2), aluminum frame |
| Weight | 214 g (7.55 oz) |
| Dimensions | 163.6 x 78.1 x 7.9 mm (6.44 x 3.07 x 0.31 in) |
Samsung Galaxy S26 Ultra MISC Specifications
| SAR EU | 1.28 W/kg (head) 1.35 W/kg (body) |
| SAR US | 1.09 W/kg (head) 1.19 W/kg (body) |
| Colors | Cobalt Violet, Sky Blue, Black, White, Silver Shadow, Pink Gold |
Samsung Galaxy S26 Ultra display Specifications
| Protection | Corning Gorilla Armor 2, Mohs level 6 |
| Resolution | 1440 x 3120 pixels, 19.5:9 ratio (~500 ppi density) |
| Size | 6.9 inches, 115.9 cm 2 (~90.7% screen-to-body ratio) |
| Type | Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak) |
Samsung Galaxy S26 Ultra Sound Specifications
| 3.5mm jack | No |
| Loudspeaker | Yes, with stereo speakers |
Samsung Galaxy S26 Ultra Platform Specifications
| GPU | Adreno 840 (1.3GHz) |
| CPU | Octa-core (2x4.74 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M) |
| Chipset | Qualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5 (3 nm) |
| OS | Android 16, up to 7 major OS updates, One UI 8.5 |
Samsung Galaxy S26 Ultra Battery Specifications
| Charging | 60W wired, PD3.0, 75% in 30 min 25W wireless (Qi2.2) 4.5W reverse wireless |
| Battery | Li-Ion 5000 mAh |
Samsung Galaxy S26 Ultra memory Specifications
| Internal | 256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM |
| Card slot | No |
Samsung Galaxy S26 Ultra Main Camera Specifications
| Video | 8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS |
| Features | Laser AF, Best Face, Horizon Lock, LED flash, auto-HDR, panorama |
| Camera | 200 MP, f/1.4, 23mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 50 MP, f/2.9, 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 |
XAR Region Firmware Info
XAR - United StatesA CSC (Consumer Software Customization) code ties a Samsung firmware build to the country and carrier it was released for, controlling branding, available languages and which OTA updates a device receives. The XAR code is used in United States by Cellular South, with 2 distinct Samsung Galaxy S26 Ultra firmware versions found so far.
XAR Firmware Version History
| Version | Build Date | Security Patch |
|---|---|---|
| S948U1UES4AZG3 | 2026-07-03 | — |
| S948U1UES4AZHL | 2026-08-26 | — |
2 Samsung Galaxy S26 Ultra firmware versions found for the XAR region, newest first.
Samsung Galaxy S26 Ultra XAR Firmware ArchiveOfficial Samsung Galaxy S26 Ultra firmware for the United States XAR region, including BL, AP, CP, CSC and HOME_CSC packages for Odin flashing.
Samsung Galaxy S26 Ultra Combination & Special FilesCombination and service files for the Samsung Galaxy S26 Ultra (SM-S948U1) — authorized repair, FRP reset after service, and diagnostics.
| Device Mobile | Version | Bit - SW REV | FA | Change list | Updated | Status |
|---|---|---|---|---|---|---|
XAR Firmware FAQ
Which carriers use the XAR CSC on the Samsung Galaxy S26 Ultra?+
The XAR CSC is used by Cellular South in United States. Flash the XAR firmware only if your device was sold through one of these carriers.
How many Samsung Galaxy S26 Ultra firmware versions are available for the XAR region?+
2 distinct Samsung Galaxy S26 Ultra firmware versions have been found for the XAR (United States) region so far, from oldest to the latest build.
How is the XAR CSC different from other region codes?+
Samsung ties every firmware build to one of roughly 599 CSC (Consumer Software Customization) codes, each tied to a specific country and carrier. XAR is the code for United States (Cellular South) — flashing a different CSC can change your carrier branding, available languages and which OTA updates you receive.