SM-G991U · 2 versions · 1,918 samples
Android
13 Tiramisu
Battery
4000 mAh
Technology
Li-Ion
Chipset
lahaina
Memory
8/128 GB
Display
1080x2278 (120Hz)
Model
SM-G991U
Android
15 Vanilla Ice Cream
Battery
4000 mAh
Technology
Li-Ion
Chipset
lahaina
Memory options
8/256 GB · 8/128 GB
Display
1080x2400 (120Hz)
Model
SM-G991U
Estimated charging time
3h 30min
to charge 0 → 100%
Max charging temperature
37.6°C
average peak while charging
Screen-on time
5h 30min
estimated on a full charge
Estimated battery life
19h 30min
estimated on a full charge
See your own charging speed, screen-on time and battery health in real time with Battery Guru.
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The Samsung SM-G991U packs a 4000 mAh Li-Ion battery and lasts about 19h 30min on a full charge with around 5h 30min of screen-on time. It charges from 0 to 100% in roughly 3h 30min, peaking near 37.6°C while charging. Every figure is aggregated anonymously from real SM-G991U owners using Battery Guru (133 samples), so it reflects everyday usage rather than lab claims.
Based on 133 anonymized samples from Battery Guru.
Aggregated Battery Guru data shows the Samsung SM-G991U lasts about 19h 30min on a full charge, with roughly 5h 30min of screen-on time.
The SM-G991U charges from 0 to 100% in approximately 3h 30min, with charging temperatures peaking around 37.6°C.
The SM-G991U has a 4000 mAh Li-Ion battery.
It is aggregated anonymously from real SM-G991U owners using the Battery Guru app (133 samples), reflecting real-world usage rather than manufacturer specifications.