SM-A215U · 1 variant · 11 samples
Android
12 S
Battery
4000 mAh
Technology
Li-Po
Chipset
a21
Memory
2GB · 32GB
Display
720x1437 (60Hz)
Model
SM-A215U
Max charging temperature
34.1°C
average peak while charging
Screen-on time
6h 0min
estimated on a full charge
Estimated battery life
36h 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 Galaxy A21 packs a 4000 mAh Li-Po battery and lasts about 36h 30min on a full charge with around 6h 0min of screen-on time. It charges from 0 to 100% in roughly 12h 0min, peaking near 34.1°C while charging. Every figure is aggregated anonymously from real Galaxy A21 owners using Battery Guru (11 samples), so it reflects everyday usage rather than lab claims.
Based on 11 anonymized samples from Battery Guru.
Aggregated Battery Guru data shows the Samsung Galaxy A21 lasts about 36h 30min on a full charge, with roughly 6h 0min of screen-on time.
The Galaxy A21 charges from 0 to 100% in approximately 12h 0min, with charging temperatures peaking around 34.1°C.
The Galaxy A21 has a 4000 mAh Li-Po battery.
It is aggregated anonymously from real Galaxy A21 owners using the Battery Guru app (11 samples), reflecting real-world usage rather than manufacturer specifications.