All devices

Redmi Note 9

M2003J15SC · 1 version · 1,202 samples

5020 mAh4 GB RAMAndroid 12 S60 Hz

Specifications

Android versions

12 S · 12 S · 11 R

Battery

5020 mAh

Technology

Li-Po

Chipset

merlin

Memory options

4/128 GB · 8/256 GB · 4/64 GB · 8/245 GB · 8/128 GB

Display

1080x2340 (60Hz)

Model

M2003J15SC

Battery performance

Estimated charging time

3h 30min

to charge 0 → 100%

Max charging temperature

39.2°C

average peak while charging

Screen-on time

7h 30min

estimated on a full charge

Estimated battery life

26h 30min

estimated on a full charge

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Redmi Note 9 battery life

The Redmi Note 9 packs a 5020 mAh Li-Po battery and lasts about 26h 30min on a full charge with around 7h 30min of screen-on time. It charges from 0 to 100% in roughly 3h 30min, peaking near 39.2°C while charging. Every figure is aggregated anonymously from real Note 9 owners using Battery Guru (658 samples), so it reflects everyday usage rather than lab claims.

Based on 658 anonymized samples from Battery Guru.

Frequently asked questions

How long does the Note 9 battery last?

Aggregated Battery Guru data shows the Redmi Note 9 lasts about 26h 30min on a full charge, with roughly 7h 30min of screen-on time.

How long does the Note 9 take to charge?

The Note 9 charges from 0 to 100% in approximately 3h 30min, with charging temperatures peaking around 39.2°C.

What is the Note 9 battery capacity?

The Note 9 has a 5020 mAh Li-Po battery.

Where does this Note 9 battery data come from?

It is aggregated anonymously from real Note 9 owners using the Battery Guru app (658 samples), reflecting real-world usage rather than manufacturer specifications.