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Samsung Galaxy Tab S12 Ultra Battery Leak: Why the Flagship Tablet Might Not See a Power Boost

Tech enthusiasts and tablet users have been eagerly awaiting news regarding Samsung's next-generation flagship tablet. Following recent leaks that suggested a slight increase in battery capacity for the Galaxy Tab S12+, many hoped that the top-tier Ultra model would follow suit with its own upgrade. Unfortunately, the latest reports indicate that those expecting a larger battery in the Galaxy Tab S12 Ultra may be left disappointed, as the company appears to be sticking with its existing hardware configuration.

  • ✨ The upcoming flagship will feature the exact same battery capacity as its predecessor.
  • ✨ Technical ratings remain at 11,374 mAh with a marketed typical capacity of 11,600 mAh.
  • ✨ Charging speeds are expected to stay at the current 45W wired standard.
  • ✨ The device is rumored to be powered by the MediaTek Dimensity 9500 chipset.
A side-by-side view of Samsung flagship tablets showing high-resolution displays

Stagnant Battery Specs for the Galaxy Tab S12 Ultra

According to a report from GalaxyClub, Samsung is literally changing nothing when it comes to the power cell of the Samsung Galaxy tablets flagship. The Galaxy Tab S12 Ultra is slated to use the identical battery found in the Galaxy Tab S11 Ultra. This means the rated capacity will hold steady at 11,374 mAh, which translates to a typical marketed capacity of 11,600 mAh. Surprisingly, Samsung isn't even updating the battery's model number, signaling a direct carryover of the previous year's components.

In addition to the battery size remaining unchanged, the charging speed is also expected to stagnate. While there are rumors that the upcoming Galaxy S26 Ultra might finally jump to 60W charging, the Galaxy Tab S12 Ultra will likely remain at 45W. Samsung's reasoning may be that tablet users are generally less concerned with rapid top-ups compared to smartphone users, given the longer intervals between charges for larger devices.

Expected Specifications and Performance

Despite the lack of a battery upgrade, the Galaxy Tab S12 Ultra still promises to be a powerhouse in the Android market. The device is expected to boast a massive 14.6-inch QHD+ Dynamic AMOLED 2X display, providing an immersive experience for both productivity and entertainment. Under the hood, the shift to the MediaTek Dimensity 9500 processor marks a significant change in Samsung's silicon strategy for its high-end tablets.

Feature Leaked Specification
Display 14.6-inch QHD+ Dynamic AMOLED 2X
Processor MediaTek Dimensity 9500
RAM / Storage 12GB/256GB (Up to 16GB/1TB)
Camera Setup Rear: 13MP + 8MP | Front: 12MP
Audio Quad-speaker system

The tablet will likely come with 12GB of RAM and 256GB of storage as the base configuration, with a premium variant offering 16GB of RAM and a whopping 1TB of internal storage. As always, the S Pen will be bundled in the box, maintaining Samsung's commitment to the stylus-driven workflow that Ultra users have come to love.


Will the Galaxy Tab S12 Ultra have a longer battery life despite the same capacity?

While the physical capacity remains the same, battery life could potentially improve through the efficiency of the new MediaTek Dimensity 9500 processor and software optimizations in One UI. Newer chipsets often manage power more effectively than their predecessors.

Is 45W charging enough for a battery this large?

A 45W charger can take a significant amount of time to fill an 11,600 mAh battery compared to a smartphone. However, since tablets are often charged overnight or used while plugged in for productivity, Samsung seems to believe this speed is sufficient for the target audience.

Why did Samsung choose MediaTek over Snapdragon this time?

Reports suggest that the MediaTek Dimensity 9500 offers competitive performance at a potentially lower cost or better availability for Samsung's tablet division. This allows them to maintain high performance without necessarily raising the retail price of the device.

Will the S Pen features change with the new model?

While the hardware of the S Pen remains bundled, Samsung usually introduces new software features and lower latency with each flagship release, leveraging the improved AI capabilities of the new processor.

🔎 While it may be discouraging to see a lack of physical hardware growth in the battery department, the Galaxy Tab S12 Ultra remains a formidable contender in the high-end tablet space. The combination of a world-class AMOLED display, a powerful new MediaTek chipset, and the versatility of the S Pen ensures it will be a tool of choice for professionals and creators alike. Efficiency and software refinement will ultimately determine if this "unchanged" battery can still deliver a superior user experience.