All devices

Samsung Galaxy Z Fold8 Ultra

SM-F976B · 2 versions · 37 samples

4936 mAh12 GB RAMAndroid 17 Cinnamon Bun120 Hz

Specifications

Android

17 Cinnamon Bun

Battery

4936 mAh

Technology

Li-ion

Chipset

canoe

Memory

12/256 GB

Display

1080x2520 (120Hz)

Model

SM-F976B

Android

17 Cinnamon Bun

Battery

4854 mAh

Technology

Li-ion

Chipset

canoe

Memory options

12/256 GB · 12/512 GB

Display

1080x2520 (120Hz)

Model

SM-F976B

Battery performance

Estimated charging time

1h 30min

to charge 0 → 100%

Max charging temperature

36.7°C

average peak while charging

Screen-on time

11h 0min

estimated on a full charge

Estimated battery life

33h 0min

estimated on a full charge

Track your Galaxy Z Fold8 Ultra

See your own charging speed, screen-on time and battery health in real time with Battery Guru.

Get Battery Guru

Spotted a mistake?

Specs or numbers look off for the Samsung Galaxy Z Fold8 Ultra? Let us know and we'll fix it.

Samsung Galaxy Z Fold8 Ultra battery life

The Samsung Galaxy Z Fold8 Ultra packs a 4936 mAh Li-ion battery and lasts about 33h 0min on a full charge with around 11h 0min of screen-on time. It charges from 0 to 100% in roughly 1h 30min, peaking near 36.7°C while charging. Every figure is aggregated anonymously from real Galaxy Z Fold8 Ultra owners using Battery Guru (25 samples), so it reflects everyday usage rather than lab claims.

Based on 25 anonymized samples from Battery Guru.

Frequently asked questions

How long does the Galaxy Z Fold8 Ultra battery last?

Aggregated Battery Guru data shows the Samsung Galaxy Z Fold8 Ultra lasts about 33h 0min on a full charge, with roughly 11h 0min of screen-on time.

How long does the Galaxy Z Fold8 Ultra take to charge?

The Galaxy Z Fold8 Ultra charges from 0 to 100% in approximately 1h 30min, with charging temperatures peaking around 36.7°C.

What is the Galaxy Z Fold8 Ultra battery capacity?

The Galaxy Z Fold8 Ultra has a 4936 mAh Li-ion battery.

Where does this Galaxy Z Fold8 Ultra battery data come from?

It is aggregated anonymously from real Galaxy Z Fold8 Ultra owners using the Battery Guru app (25 samples), reflecting real-world usage rather than manufacturer specifications.