India’s Biggest Mobile
Battery Brand
India’s Biggest Mobile
Battery Brand

Vivo B-D9 Battery for Vivo V9, V9 Youth, Y85 – 3260mAh

Brand: MT Star, Quality Beyond Comparison

3260mAh replacement battery for the Vivo V9, Vivo V9 Youth and Vivo Y85 (battery model B-D9). BIS certified, original-size fit, made by MT Star.

About this Product

When the Vivo V9 starts draining fast or switching off early, the battery is usually the cause. The MT Star B-D9 restores 3260mAh of capacity with the original size and connector.

Compatible models

  • Vivo V9
  • Vivo V9 Youth
  • Vivo Y85

Vivo B-D9 battery specifications

Battery model B-D9
Compatible devices Vivo V9, Vivo V9 Youth, Vivo Y85
Capacity 3260mAh typical / 3180mAh rated
Nominal voltage 3.85V
Charge voltage limit 4.4V
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 Vivo V9 needs a new battery

  • The phone shuts down suddenly at 10-30% charge
  • The device gets hot while charging or during normal use
  • The battery percentage jumps or drops unexpectedly
  • The back panel or screen is lifting (a sign of a swollen battery)

Why choose MT Star

Safety comes first with MT Star. Our batteries are certified to IS 16046 and IEC 62133-2, built to the original dimensions, and backed by our support team and easy returns for manufacturing defects.

  • BIS certified
  • Original size & connector
  • Easy returns

Frequently asked questions

Which phones does the B-D9 battery fit?

The MT Star B-D9 battery fits the Vivo V9, Vivo V9 Youth and Vivo Y85.

What is the capacity of this Vivo V9 battery?

This MT Star replacement battery has a capacity of 3260mAh.

Is the MT Star B-D9 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.

Should a technician install this battery?

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

How should I charge a new replacement battery?

Use a good-quality charger suited to your phone. After fitting, charge it fully and use it normally for the first few cycles so the battery indicator calibrates.