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Your first look at the Galaxy S27 Ultra and Pro batteries is here, sort of

Source: Android AuthorityHillary KeverengeOctober 22, 2026
Read the full story at Android Authority

Pre-production batteries bearing model numbers EB-BS958DBY and EB-BS957CBY surfaced in Safety Korea's certification database. The batteries are manufactured by China-based Zhuhai CosMX Power Jinwan Subsidiary. Samsung has not officially confirmed final specifications for the upcoming phones.

Key points

  • Alleged S27 Ultra battery: 5,700mAh
  • Alleged S27 Pro battery: 5,200mAh
  • Batteries found in Korean certification database
  • Pre-production units; specs not official

Summary and key points written by AI from the headline and a short excerpt, so they can be incomplete or wrong. Android Authority did the reporting; read the original for the full story.

Read the full story at Android Authority

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