Xiaomi

Xiaomi Redmi Note 9: Pros and Cons

Android OS v10.0
MediaTek Helio G80
Mali-G52 MC2
4 GB / 64 GB
6.53 inch (1080 x 2340 px)
48 + 8 + 2 + 5 MP, 8000 x 6000 px, autofocus

Xiaomi announced the launch of the Redmi Note 9 smartphone in 2020. The manufacturer is offering this smartphone with 6.53 inch IPS display, MediaTek Helio G80 SoC, and 4 GB of RAM. The Redmi Note 9 series was launched with Android OS v10.0 pre-installed, but it is upgradable. This phone features a high resolution 1080 x 2340 px IPS display. The size of screen is 6.53 inch. The Redmi Note 9 has a multi-camera setup. The lens offers versatility. It lets you capture a wide range of subjects and scenes from different perspectives. Let's dive into what makes this device unique.

Table of Contents

This article shares our personal experiences and thoughts about using the Xiaomi Redmi Note 9 smartphone. We hope to offer helpful insights to others interested in this device. The specifications below are from the official manufacturer data, but we also consider user reviews. If you've seen any mistakes or things missing in these specifications, please let us know.

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Xiaomi Redmi Note 9 specifications

BrandXiaomi
NameRedmi Note 9
ModelM2003J15SC
Release date2020

Weight, dimensions, colors

Weight6.98 oz
Dimensions6.39 x 3.04 x 0.35 inch
Colorsblack, blue, green, pink, red, white
SIM typeNano SIM

The weight of Xiaomi Redmi Note 9 is about 6.98 oz with battery. This is average for smartphones of the same size. Smartphones use a Nano SIM as a small chipcard for a subscriber identity module (SIM).

System, chipset, performance

OS versionAndroid OS v10.0
SoCMediaTek Helio G80
CPUOcta-core, Dual-core 2 GHz Cortex-A75, Hexa-core 2 GHz Cortex-A55
GPUMali-G52 MC2

The Xiaomi Redmi Note 9 comes with Android OS v10.0 out of the box. The Android operating system uses the Linux kernel as its foundation. It includes a user interface, middleware, and many pre-installed applications. An advanced scheduler manages this octa-core CPU. It assigns tasks to the CPU for real-time speed and power efficiency. Many mobile devices use ARM Mali GPUs. They are well known for their good performance and power efficiency.

Display type, size, resolution

Display typeIPS
Screen size6.53 inch
Resolution1080 x 2340 px
Multitouch supportyes

The 6.53 inch IPS display has better features. These include optimal viewing angles, color accuracy, and unchanging color reproduction. The 6.53 inch display should be big enough for your needs. It will make viewing comfortable. This is true whether you're reading, browsing, or watching. The size of the screen is measured diagonally, from corner to corner.

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Memory, storage

RAM4 GB
Internal storage64 GB
Memory card slotmicroSD

The Xiaomi Redmi Note 9 comes with 4 GB of RAM, which is considered to be sufficient for most users' needs. The needed RAM amount for good performance depends on factors. These include the OS, the apps, and the services you use. 64 GB of storage is usually seen as good for a smartphone. It should be enough for most users. You can expand the internal storage (64 GB) with a compatible microSD card.

Cameras, flash

Main camera48 + 8 + 2 + 5 MP, 8000 x 6000 px, autofocus
FlashLED
Selfie camera13 MP

The Redmi Note 9 has a multi-camera setup. It lets you adapt to different photography situations. You can achieve various perspectives and compositions. The Redmi Note 9 comes with a basic camera setup and lacks any advanced features.

Connectivity, network, wireless

GSM 2G bands850 / 900 / 1800 / 1900
Network coverage2G / 3G / 4G
Wi-FiWi-Fi 802.11 a/b/g/n/ac
Bluetoothv5.0, A2DP
GPSA-GPS, GLONASS, Beidou
NFCyes
FM radioyes
USBUSB Type-C
Headphone3.5 mm jack

Worldwide, people use 4G networks. They have become the standard for mobile networks in many countries. The phone is capable of connecting to Wi-Fi networks. The Redmi Note 9 smartphone is capable of connecting to Bluetooth devices. The GPS allows this smartphone to find their exact location. It provides accurate navigation and mapping. The Redmi Note 9 has a built-in NFC chip, which allows it to support various NFC applications and services. The 3.5 mm headphone jack allows you to connect wired headphones or earphones to the device.

Battery type, capacity, charger

TypeLi-Ion 5020 mAh, non-removable

The Li-Ion 5020 mAh, non-removable battery gives the smartphone a good battery backup. The Li-ion is a low maintenance battery. It does not need periodic full discharge. The battery of Redmi Note 9 isn't removable without voiding the warranty.

Features, sensors, specials

Sensorsaccelerometer, compass, fingerprint, gyroscope, light, proximity
SpecialsCorning Gorilla Glass 5, Dual SIM, Fast charging, MIUI

Today, smartphones come with many sensors. They help make the user experience better. The Redmi Note 9 smartphone has an accelerometer. The Redmi Note 9 phone has a fingerprint scanner. The light sensor detects the level of light in the environment. Dual SIM is great for businesses. They want to give staff a device with separate numbers and bills for personal and business use. The fast charging technology comes in handy when you need quick juice on your device. Corning Gorilla Glass is a type of chemically strengthened super-glass.

Verdict, pros and cons

Every phone has its strengths and weaknesses, and this Xiaomi phone is no exception. As with any device, there are aspects that shine and others that fall short. By examining both sides, we can paint a complete picture of what this phone has to offer. Let's explore its standout features and areas for improvement. Remember, this is just my opinion, and yours might be different.

Pros

  • appropriate screen size
  • adequate memory
  • microSD slot
  • multicamera setup
  • good battery
  • Dual SIM support
  • Corning Gorilla Glass shield

Cons

  • no OIS function
  • no 5G support
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Lucas Bradley I'm Lucas Bradley, the founder of the Phone42.com site. I love technology, especially smartphones, and I've been working with tech stuff for more than 20 years. This means I've seen a lot of changes and have learned a bunch about what makes a good phone. On Phone42.com, I look at all kinds of phones. They can be from big, well-known companies or new ones trying to make their mark. I want to help people understand what's new and cool in the world of smartphones, in a way that's easy to get.
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