Brand: MT Star, Quality Beyond Comparison
About 4500mAh (dual-cell, 2 x 2250mAh) replacement battery for the Vivo X80 (battery model B-U5). BIS certified, original-size fit, made by MT Star.
The Vivo X80 uses a dual-cell battery for faster, cooler charging. The MT Star B-U5 has the same two-cell design (2 x 2250mAh, 7.76V), which works out to about 4500mAh in the usual way phone batteries are measured.
| Battery model | B-U5 |
|---|---|
| Compatible phones | Vivo X80 |
| Capacity | 2 x 2250mAh dual-cell, 7.76V (about 4500mAh equivalent) / 2190mAh rated per cell |
| Nominal voltage | 7.76V |
| Charge voltage limit | 8.96V |
| Battery type | Rechargeable lithium-ion polymer |
| Certification | BIS IS 16046 (Part 2): 2018 and IEC 62133-2: 2017 (R-41280119) |
| Series | MT Star Premium Series |
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.
The Vivo X80 uses the B-U5 battery. The MT Star B-U5 is a direct replacement for it.
This replacement B-U5 battery has a capacity of about 4500mAh (dual-cell, 2 x 2250mAh), matching the Vivo X80’s original battery.
Yes. It’s certified under BIS IS 16046 (Part 2): 2018 and IEC 62133-2: 2017 (R-41280119) and is made to the original size and connector.
Yes. MT Star supplies distributors and repair shops across India. Contact us to become a distributor.
Common signs are fast draining, sudden shutdowns at 10-30%, heating while charging, or a swollen battery lifting the back panel or screen.















