Xiaomi Redmi 9 Prime

Xiaomi Redmi 9 Prime
6.53″
1080 x 2340
(19.5:9 ratio)

4GB RAM

64GB to 128GB

Quad
13MP+8MP+5MP+2MP
 Chipset
Mediatek Helio G80

5020 mAh
18.57 Wh

 ~106 h
 ~23 h

Xiaomi Redmi 9 Prime was released in 2020 and is powered by the Mediatek Helio G80 chipset manufactured on a 12 nm process technology. It comes with 4GB of RAM and 64GB to 128GB of storage. The battery capacity is 5020 mAh and the phone is 9.1 mm thick.

Xiaomi Redmi 9 Prime Battery life

Xiaomi Redmi 9 Prime battery life can vary significantly, ranging from 10 hours and 43 minutes to 106 hours, depending on how the phone is used.The following usage profiles are relevant:

1.  Active Standby: ~106 hours

4 days and 10 hours? Really? This profile prioritizes a phone that's always reliable, perfect for emergencies or extended trips. Keep in mind, standby time will take a significant hit when you actually use the phone.

2.  Light Usage Profile: ~48 hours

If you primarily use your phone for communication but have all the apps you need and use them whenever you need them, you can expect the Xiaomi Redmi 9 Prime to last for approximately 48 hours. That means 2 days.

3.  Moderate Usage Profile: ~38 hours

If you're a fan of YouTube and social media but don't have all day for it, this profile is for you. In this scenario, you can expect the phone to last for approximately 38 hours. That means 1 day and 14 hours.

4.  Heavy Usage Profile: ~24 hours

If you have high communication needs and staying informed is crucial for you, you will likely use your phone heavily. In this scenario, you can expect a battery life of approximately 24 hours.

Within this category, there are three extreme subprofiles:

  • Continuous voice calls: ~23 hours.
  • Continuous video playback: ~14 hours and 37 minutes.
  • Continuous intense web activity: ~10 hours and 43 minutes.

It is important to note that these are just estimates, and actual battery life may vary depending on individual usage patterns and specific conditions.

Factors such as battery ages, screen brightness, network signal strength, and background app activity can also impact battery life of Xiaomi Redmi 9 Prime phone.

Basic specifications

General specifications
Release year 2020
Networks technology GSM / HSPA / LTE (2G+3G+4G)
Size (mm) 163.3 x 77 x 9.1 mm
Size (in) 6.43 x 3.03 x 0.36 in
Weight 198 g
Software Android 10, MIUI 11
Screen
Screen size 6.53 inches
Screen resolution 1080 x 2340 pixels (19.5:9 ratio)
Screen Type IPS LCD
Performance
Chipset Mediatek Helio G80
Architecture Octa-core (2×2.0 GHz Cortex-A75 + 6×1.8 GHz Cortex-A55)
GPU Mali-G52 MC2
Technology 12 nm process
Memory
Storage 64GB to 128GB
RAM 4GB
Memory versions
  • 64GB storage, 4GB RAM
  • 128GB storage, 4GB RAM
Card microSDXC – Dedicated slot
Multimedia & Connectivity
Main Camera Quad (13MP+8MP+5MP+2MP)
Front Camera Single (8 MP)
Radio Wireless FM radio (version dependent)
NFC No
Positioning GPS, GLONASS, BDS
USB USB Type-C 2.0, OTG
Jack 3.5mm Yes
Battery
Battery Type Non-removable Li-Po
Battery Capacity 5020 mAh
Battery Energy 18.57 Wh
Phone Power density 25.35 mAh/g (by weight)
551.65 mAh/mm (by thickness)
Charging 18W wired
Battery Life Stand-by time: ~106 h
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