All devices

samsung

Galaxy S26 Ultra

SM-S948W · 3 variants · 5 samples

4855 mAh12 GB RAMAndroid 17 Unknown120 Hz

Specifications

Android

17 Unknown

Battery

4855 mAh

Technology

Li-ion

Chipset

canoe

Memory

12GB · 256GB

Display

1440x3120 (120Hz)

Model

SM-S948W

Android

17 Unknown

Battery

4855 mAh

Technology

Li-ion

Chipset

canoe

Memory

12GB · 512GB

Display

1440x3120 (120Hz)

Model

SM-S948W

Android

16 Unknown

Battery

4855 mAh

Technology

Li-ion

Chipset

canoe

Memory

12GB · 512GB

Display

1440x3120 (60Hz)

Model

SM-S948W

Battery performance

Estimated charging time

4h 30min

to charge 0 → 100%

Max charging temperature

30.8°C

average peak while charging

Screen-on time

14h 0min

estimated on a full charge

Estimated battery life

24h 0min

estimated on a full charge

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

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samsung Galaxy S26 Ultra battery life

The samsung Galaxy S26 Ultra packs a 4855 mAh Li-ion battery and lasts about 24h 0min on a full charge with around 14h 0min of screen-on time. It charges from 0 to 100% in roughly 4h 30min, peaking near 30.8°C while charging. Every figure is aggregated anonymously from real Galaxy S26 Ultra owners using Battery Guru (2 samples), so it reflects everyday usage rather than lab claims.

Based on 2 anonymized samples from Battery Guru.

Frequently asked questions

How long does the Galaxy S26 Ultra battery last?

Aggregated Battery Guru data shows the samsung Galaxy S26 Ultra lasts about 24h 0min on a full charge, with roughly 14h 0min of screen-on time.

How long does the Galaxy S26 Ultra take to charge?

The Galaxy S26 Ultra charges from 0 to 100% in approximately 4h 30min, with charging temperatures peaking around 30.8°C.

What is the Galaxy S26 Ultra battery capacity?

The Galaxy S26 Ultra has a 4855 mAh Li-ion battery.

Where does this Galaxy S26 Ultra battery data come from?

It is aggregated anonymously from real Galaxy S26 Ultra owners using the Battery Guru app (2 samples), reflecting real-world usage rather than manufacturer specifications.