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Battery Brand
India’s Biggest Mobile
Battery Brand

MI BM3C Battery for Xiaomi Mi 7 – 3100mAh

Brand: MT Star, Quality Beyond Comparison

3100mAh replacement battery for the Xiaomi Mi 7 (battery model BM3C). BIS certified, original-size fit, made by MT Star.

About this Product

The MT Star BM3C is a 3100mAh replacement battery for the Xiaomi Mi 7. It brings back the all-day battery life the phone was bought for.

MI BM3C battery specifications

Battery model BM3C
Compatible devices Xiaomi Mi 7
Capacity 3100mAh
Nominal voltage 3.85V
Battery type Rechargeable lithium-ion polymer
Certification BIS IS 16046 (Part 2): 2018 and IEC 62133-2: 2017
Series MT Star Premium Series

Signs your Xiaomi Mi 7 needs a new battery

  • The battery percentage jumps or drops unexpectedly
  • The back panel or screen is lifting (a sign of a swollen battery)
  • The phone only works while plugged into the charger
  • Charging takes far longer than it did when the device was new

Why choose MT Star

Every MT Star Premium Series battery is made to the original size and connector, so it fits like the original. Each cell is BIS certified and tested for safe, stable output, and manufacturing defects are covered by easy returns.

  • BIS certified
  • Original size & connector
  • Easy returns

Frequently asked questions

Which battery does the Xiaomi Mi 7 use?

The Xiaomi Mi 7 uses the BM3C battery. The MT Star BM3C is a direct replacement for it.

What is the capacity of this Xiaomi Mi 7 battery?

This MT Star replacement battery has a capacity of 3100mAh.

Is the MT Star BM3C battery safe?

Yes. It's certified under BIS IS 16046 (Part 2): 2018 and IEC 62133-2: 2017 and is made to the original size and connector.

How do I know my Xiaomi Mi 7 battery needs replacing?

Common signs are fast draining, sudden shutdowns at 10-30%, heating while charging, or a swollen battery lifting the back panel.

Should a technician install this battery?

Yes. For phones with glued backs we recommend fitting by a trained mobile repair technician.