All devices

Redmi Note 8 (2021)

M1908C3JGG · 2 variants · 52 samples

4000 mAh4 GB RAMAndroid 13 Tiramisu60 Hz

Specifications

Android

13 Tiramisu

Battery

4000 mAh

Technology

Li-Po

Chipset

biloba

Memory

4GB · 64GB

Display

1080x2130 (60Hz)

Model

M1908C3JGG

Android

13 Tiramisu

Battery

4000 mAh

Technology

Li-Po

Chipset

biloba

Memory

4GB · 128GB

Display

1080x2115 (60Hz)

Model

M1908C3JGG

Battery performance

Estimated charging time

2h 30min

to charge 0 → 100%

Max charging temperature

38.0°C

average peak while charging

Screen-on time

6h 0min

estimated on a full charge

Estimated battery life

22h 0min

estimated on a full charge

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Redmi Note 8 (2021) battery life

The Redmi Note 8 (2021) packs a 4000 mAh Li-Po battery and lasts about 22h 0min on a full charge with around 6h 0min of screen-on time. It charges from 0 to 100% in roughly 2h 30min, peaking near 38.0°C while charging. Every figure is aggregated anonymously from real Note 8 (2021) owners using Battery Guru (40 samples), so it reflects everyday usage rather than lab claims.

Based on 40 anonymized samples from Battery Guru.

Frequently asked questions

How long does the Note 8 (2021) battery last?

Aggregated Battery Guru data shows the Redmi Note 8 (2021) lasts about 22h 0min on a full charge, with roughly 6h 0min of screen-on time.

How long does the Note 8 (2021) take to charge?

The Note 8 (2021) charges from 0 to 100% in approximately 2h 30min, with charging temperatures peaking around 38.0°C.

What is the Note 8 (2021) battery capacity?

The Note 8 (2021) has a 4000 mAh Li-Po battery.

Where does this Note 8 (2021) battery data come from?

It is aggregated anonymously from real Note 8 (2021) owners using the Battery Guru app (40 samples), reflecting real-world usage rather than manufacturer specifications.

Redmi Note 8 (2021): battery life & specs | Battery Mentor