MI 9 · 6 versions · 5,101 samples
Android
11 R
Battery
6600 mAh
Technology
Li-poly
Chipset
cepheus
Memory
8/128 GB
Display
1080x2221 (60Hz)
Model
MI 9
Android
11 R
Battery
4000 mAh
Technology
Li-poly
Chipset
cepheus
Memory
8/128 GB
Display
1080x2221 (60Hz)
Model
MI 9
Android
11 R
Battery
3900 mAh
Technology
Li-poly
Chipset
cepheus
Memory
8/128 GB
Display
1080x2221 (60Hz)
Model
MI 9
Android
11 R
Battery
3637 mAh
Technology
Li-poly
Chipset
cepheus
Memory
8/128 GB
Display
1080x2135 (60Hz)
Model
MI 9
Android versions
16 Baklava · 15 Vanilla Ice Cream · 14 Upside Down Cake · 11 R · 10 Q
Battery
3300 mAh
Technology
Li-poly
Chipset
cepheus
Memory options
8/256 GB · 4/64 GB · 8/128 GB · 4/128 GB · 4/57 GB
Display
1080x2135 (60Hz)
Model
MI 9
Android
10 Q
Battery
3000 mAh
Technology
Li-poly
Chipset
cepheus
Memory
8/128 GB
Display
1080x2340 (60Hz)
Model
MI 9
Estimated charging time
2h 0min
to charge 0 → 100%
Max charging temperature
37.2°C
average peak while charging
Screen-on time
7h 0min
estimated on a full charge
Estimated battery life
29h 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 Xiaomi Mi9 (cepheus) packs a 3000 mAh Li-poly battery and lasts about 29h 30min on a full charge with around 7h 0min of screen-on time. It charges from 0 to 100% in roughly 2h 0min, peaking near 37.2°C while charging. Every figure is aggregated anonymously from real Mi9 (cepheus) owners using Battery Guru (21 samples), so it reflects everyday usage rather than lab claims.
Based on 21 anonymized samples from Battery Guru.
Aggregated Battery Guru data shows the Xiaomi Mi9 (cepheus) lasts about 29h 30min on a full charge, with roughly 7h 0min of screen-on time.
The Mi9 (cepheus) charges from 0 to 100% in approximately 2h 0min, with charging temperatures peaking around 37.2°C.
The Mi9 (cepheus) has a 3000 mAh Li-poly battery.
It is aggregated anonymously from real Mi9 (cepheus) owners using the Battery Guru app (21 samples), reflecting real-world usage rather than manufacturer specifications.