A reviewer attempted to use Samsung's Galaxy Tab S12 Ultra as a complete laptop substitute, pairing it with a keyboard and its DeX desktop software. Despite the device's large display and productivity features, the reviewer concluded the experience fell short of what a traditional laptop offers for daily work.
androidauthority.com
· 2026-10-23
Samsung's Galaxy Tab S12 Ultra keeps the same 45W charging speed and 11,600mAh battery as its predecessor, the Tab S11 Ultra. The two tablets share identical IP68 ratings, thickness of 5.1mm, and weight of 692 grams, with the main difference being the S12 Ultra shipping with One UI 9.0 out of the box, an update the S11 Ultra will also receive soon.
engadget.com
· 2026-10-01
A review of Samsung's Galaxy Tab S12 Ultra highlights its 14.6-inch OLED screen, 1,600-nit peak brightness, 120Hz refresh rate, and an under-display fingerprint sensor, all housed in a 5.1mm-thick, 692-gram aluminum body. The reviewer notes the tablet has only a single USB-C port, calling it a limitation for a device positioned as a laptop replacement.
engadget.com
· 2026-09-30
New render images from leaker Evan Blass show the Galaxy Tab S12 Ultra retains last year's design, including its small notch and dual separate rear cameras. Separately, leaker Roland Quandt shared purported Samsung EU Energy Labels for the Tab S12 Plus and Ultra, listing model numbers SM-X840 and SM-X846B and rating the Ultra for nearly 89 hours of battery life versus just over 80 hours for the Plus, with both tablets carrying IP68 protection. Leaks point to an October 7 debut for the lineup.
androidauthority.com
· 2026-09-23
A detailed leak from Winfuture has disclosed complete specifications for Samsung's upcoming Galaxy Tab S12 Plus and Ultra tablets, both powered by the MediaTek Dimensity 9500 chip. The Plus reportedly gets a 12.6-inch display and up to 12GB RAM with a 10,600mAh battery, while the Ultra features a larger 14.6-inch screen, up to 16GB RAM, and an 11,600mAh battery. Both tablets are said to launch on October 7 in silver and gray color options.
androidauthority.com
· 2026-09-18
A Geekbench 7 listing for the Galaxy Tab S12 Ultra (SM-X940) reveals it running MediaTek's Dimensity 9500 chip with 12GB of RAM and Android 17 preinstalled. The device scored 2,760 in single-core and 9,291 in multi-core, notably higher than a comparable Galaxy Tab S11 Ultra result.
androidauthority.com
· 2026-09-01