Samsung Galaxy Tab S12 Ultra

Released Aug 2026 · 3 model codes · firmware for 52 CSC regions

Display size: 14.6"
RAM: 12 GB
Battery: 11600 mAh
Rear camera: 13 MP + 8 MP
Storage: 256 GB · 512 GB · 1 TB

Download firmware Update history Specifications

Software support

Security updates untilSep 30, 2033As published by Samsung

Latest firmwareAndroid 17X940XXU1AZH3 · built Aug 10, 2026

Choose your model

Firmware is specific to the model code. Find yours on the box or in Settings › About phone, then pick it below.

ModelSold inFirmwareLatest build

SM-X946B · Galaxy Tab S12 Ultra 5GSold in32 countriesFirmware38 CSCs · 38 buildsLatest buildX946BXXU1AZH3 · Aug 10, 2026→

Software updates

One UI and Android versions of the Galaxy Tab S12 Ultra, with the first release of each.

Aug 2026
Android 17
First firmware build: X940XXU1AZH3 (SM-X940)

Specifications

As published by Samsung for the SM-X946B; other model codes can differ (chipset, network bands).

Display

Display size: 369.9mm (14.6" full rectangle) / 367.2mm (14.5" rounded corners)
Resolution: 2960 x 1848 (WQXGA+)
Display type: Dynamic AMOLED 2X

Platform

CPU speed: 4.21GHz, 3.5GHz, 2.7GHz
CPU cores: Octa-Core

Memory

RAM: 12 GB
Storage: 256 GB
Card slot: MicroSD (Up to 2TB)

Camera

Rear camera: 13.0 MP + 8.0 MP
Front camera: 12.0 MP
Video recording: UHD 4K (3840 x 2160)@60fps

Battery

Battery: 11600 mAh
Charging: 20 | 45 W

Body

Dimensions: 208.5 x 326.3 x 5.1 mm

Where it's sold

Sold in 73 countries.

Europe35

Albania
Austria
Azerbaijan
Belgium
Bosnia & Herzegovina
Bulgaria
Croatia
Czechia
Denmark
Estonia
Finland
France
Germany