Galaxy S27 Ultra and Pro Battery Specs Leak Promising Upgrades

WHO:

9to5Google - Samsung is the manufacturer of the Galaxy S27 Ultra and S27 Pro.

Android Authority - The regulatory filings involve China’s 3C regulatory body.

WHAT:

9to5Google - The Galaxy S27 Ultra has a rated battery capacity of 5,534 mAh and an advertised capacity likely around 5,700 mAh.

9to5Google - The Galaxy S27 Pro has a rated battery capacity of 5,087 mAh and an advertised capacity likely around 5,200 mAh.

Android Authority - Both the Galaxy S27 Pro and S27 Ultra will feature 60W wired charging.

Android Authority - The Galaxy S26 Ultra has an advertised battery capacity of 5,000 mAh.

WHERE:

Android Authority - The regulatory filings were conducted by China’s 3C regulatory body.

WHEN:

Android Authority - The Galaxy S27 series is expected to launch in early 2027.

WHY:

9to5Google - The upgrades in battery capacity are seen as long overdue improvements for Samsung's flagship devices.

HOW:

9to5Google - The battery specifications were revealed through a regulatory leak via GSMArena.

Android Authority - The battery capacities were corroborated through filings that listed model numbers associated with the Galaxy S27 Pro and Ultra.

(UPDATED September 19, 2026 02:08 UTC)

Samsung is set to launch the Galaxy S27 Ultra and S27 Pro in early 2027, with both models featuring significant upgrades in battery capacity. The S27 Ultra is expected to have a rated capacity of 5,534 mAh, while the S27 Pro will come in at 5,087 mAh, both supporting 60W wired charging. These specifications were revealed through regulatory filings with China's 3C regulatory body, highlighting the improvements that many consider long overdue for Samsung's flagship devices.