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Redmi 9

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Brand: Xiaomi
Category: Smartphones
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Camera: 13 + 8 + 5 + 2 MP
Processor: Octa-core
RAM: 3/4 GB
Storage: 32/64 GB
Display: 6.53 inches
Battery: 5020 mAh

Our Rating

Overall rating is based on a singular usage by an expert at Techyangu.

7.7

Display 7 / 10
Design 8 / 10
Camera 7 / 10
Performance 7 / 10
Battery 9 / 10
Usability 8 / 10
Connectivity 8 / 10

Redmi 9 Price in Kenya

Xiaomi Redmi 9 smartphone price in Kenya is 15,000 shillings. It was launched in 2020, June 10 with three color options. These are Carbon Gray, Sunset Purple and Ocean Green colors. You can now buy it in Kenya.

Phone overview

Xiaomi Redmi 9 is a budget smartphone that runs on Android v10 (Q) operating system with MIUI 12. The phone is powered by Octa-core (2×2.0 GHz Cortex-A75 & 6×1.8 GHz Cortex-A55) processor and runs on the Mediatek Helio G80 (12 nm) Chipset. It has 3/4 GB RAM and 32/64 GB internal storage.

The phone has an IPS LCD display with 1080 x 2340 pixels resolution and 395 ppi pixel density. It measures 163.3 x 77 x 9.1 mm and weighs 198 grams. On camera front, you get to see an 8 MP, f/2.0, 27mm (wide) selfie Camera while on the rear, there’s an 13 + 8 + 5+ 2 MP quad camera. It has features like LED flash, HDR, and panorama. Redmi 9 is powered by a 5020 mAh battery with fast charging 18W. Its connectivity features include WiFi, Bluetooth, GPS, and more.

Redmi 9 features

Price in Kenya: 15,000 shillings
Dimensions: 163.3 x 77 x 9.1 mm
SIM: Dual SIM (Nano-SIM, dual stand-by)
Network: GSM / HSPA / LTE
DISPLAY: 6.53 inches, IPS LCD capacitive touchscreen
1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
16M colors
Android 10, MIUI 12
Chipset: Mediatek Helio G80 (12 nm)
CPU: Octa-core (2×2.0 GHz Cortex-A75 & 6×1.8 GHz Cortex-A55)
GPU: Mali-G52 MC2
Internal: 32GB 3GB RAM, 64GB 4GB RAM
micro SDXC (dedicated slot)
Main camera: 13 MP, f/2.2, 28mm (wide), 1/3.1″, 1.12µm, PDAF
8 MP, f/2.2, 118˚ (ultrawide), 1/4.0″, 1.12µm
5 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
LED flash, HDR, panorama
1080p@30fps
Selfie: 8 MP, f/2.0, 27mm (wide)
Comms: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth 5.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS
USB 2.0, Type-C 1.0 reversible connector
NFC: Yes (market dependent)
Infrared port: Yes
Sensors: Fingerprint (rear-mounted), accelerometer, gyro, proximity
Battery: Removable Li-Ion 5020 mAh battery
Fast charging 18W
Carbon Gray, Sunset Purple, Ocean Green

“Redmi 9 smartphone has a big 5,020 mAh battery that supports 18W fast charging, but you only get a 10W charger in the box. At least the port is USB-C, and right next to it there is a 3.5mm audio jack. Other connectivity specs include Bluetooth 5.0, FM radio, Wi-Fi 802.11 b/g/n at 2.4GHz. There is also NFC, but the availability might vary between markets.” Source

More Xiaomi phone in Kenya here

Redmi 9 - Specs

Summary

Display	6.53 inches
Chipset Chipset is a group of integrated circuits designed to perform one or a more dedicated functions, often with real time computing constraints, Popular smartphones are equipped with more advanced embedded chipsets that can do many different tasks depending on their programming.	Mediatek Helio G80 (12 nm)
Internal Storage Internal Storage is a data storage space (flash memory) mostly used in smartphones, tablets and other electronic devices where operating system, apps, music, photos, videos, files and other user data Is stored.	32/64 GB
RAM (Memory) RAM (Random Access Memory) is a type of computer memory that can be accessed randomly, any byte of memory can be accessed without touching the preceding bytes that allows information to be stored and accessed quickly from random locations. RAM is the most common type of memory found in computer systems, smartphones, tablets and other electronic devices.	3/4 GB
Battery	5020 mAh
Front Camera	8 MP
Rear Camera	13 + 8 + 5 + 2 MP

General

Device Type	Xiaomi
Model	Redmi 9
Announced	2020, June 10
Released	10 June, 2021
Status	Available
Price	15,000 Kenya shillings

Design

Type Design Type called form factor refers to a mobile phone's size, shape, and style as well as the layout and position of major components of phone. There are three major form factors seen in mobile phones => bar phones, folding phones and sliding phones.	Bar
Dimensions	163.3 x 77 x 9.1 mm
Weight	198 g
Protection	Glass front (Gorilla Glass 3), plastic back, plastic frame
Colors	Carbon Gray, Sunset Purple, Ocean Green

Display

Display Type Display Technology => A number of display technologies and types used in mobile phones => TFT (Thin Film Transistor), IPS (In-Place Switching), OLED (Organic Light Emitting Diode), AMOLED (Active-Matrix Organic Light-Emitting Diode), Super AMOLED (an even advanced version of AMOLED), Resistive Touchscreen (Resistive touchscreens contain two layer of conductive material with a very small gap between them which acts as a resistance), Capacitive Touchsceen (Capacitive touchscreen technology consists of a layer of glass coated with a transparent conductor)	IPS LCD
Size	6.53 inches, 104.7 cm2
Resolution	1080 x 2340 pixels
Display Colors Display Colors is refers to the number of different shades of colors that the screen is capable of displaying => 64K colors, 256K colors and 16 million colors, Obviously 16M is highest available range of colors and better than others.	16M
Pixel Density Pixel Density (PPI) is refers to the concentration of pixels on a particular display, measured in pixels per inch (ppi). Pixel density is calculated by dividing the diagonal pixel resolution of a display by its diagonal size, higher pixel density better display quality.	~395 ppi density
Touch Screen	Yes
Display Protection Display Protection => Gorilla Glass is a special alkali-aluminosilicate glass shield with exceptional damage resistance that helps protect mobile displays from scratches, drops, and bumps of everyday use, It is always better to go for a smartphone with Gorilla Glass for that added protection and peace of mind.	Corning Gorilla Glass 3
Features	400 nits typ. brightness (advertised)

Camera

Primary Camera is able to capture photographs and usually videos, The most important characteristics of a camera are the resolution (measured in megapixels), lens focus type (fixed or automatic), higher megapixel cameras are known to capture higher quality photos, but not always a good measurement of the photos quality.	13 + 8 + 5 + 2 MP
Video	1080p@30fps
Camera Features	LED flash, HDR, panorama
Flash Flash Light => There is commonly two types of flash lights are used in camera mobile phones, LED Flash (LED flash offers lower power consumption with drive circuitry that takes up very little room, LEDs can be strobed faster than any other light source), Xenon Flash (xenon flash produces an extremely intense full-spectrum white light for a very short duration)	Yes
Secondary	8 MP

Hardware

Chipset Chipset is a group of integrated circuits designed to perform one or a more dedicated functions, often with real time computing constraints, Popular smartphones are equipped with more advanced embedded chipsets that can do many different tasks depending on their programming.	Mediatek Helio G80 (12 nm)
CPU CPU (Central Processing Unit) mostly known as processors, CPU processes instructions in order to carry out certain functions that make your device operate properly. Processors are often described as the brain of computers, smartphones and tablets, Smartphones and tablets rely on processors to carry out their every task, Processors are an incredibly important factor in selecting any type of computing device, including your smartphone.	Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU GPU (Graphics Processing Unit) is a single-chip processor designed to rapidly manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display, This includes things such as lighting effects, object transformations, and 3D motion.	Mali-G52 MC2
RAM (Memory) RAM (Random Access Memory) is a type of computer memory that can be accessed randomly, any byte of memory can be accessed without touching the preceding bytes that allows information to be stored and accessed quickly from random locations. RAM is the most common type of memory found in computer systems, smartphones, tablets and other electronic devices.	3/4GB
Internal Storage Internal Storage is a data storage space (flash memory) mostly used in smartphones, tablets and other electronic devices where operating system, apps, music, photos, videos, files and other user data Is stored.	32/64 GB
Card Slot Memory Card Slot is a special slot for inserting a memory card. Memory cards allow you to expand the phone's built-in memory, A memory card (sometimes called a flash memory card or a storage card) is a small storage medium used to store data such as text, pictures, audio, and video, for use on small, portable or remote computing devices such as mobile phones, mp3 players, digital cameras.	microSDXC (dedicated slot)
Sensors Sensors are electronic components that detects and responds to some type of input from the physical environment. The specific input could be light, heat, motion, moisture, pressure and location, The output is generally a signal that is converted to use in computing systems, a location sensor, such as a GPS receiver is able to detect current location of your electronic device.	Fingerprint (rear-mounted), accelerometer, gyro, proximity

Software

Operating System OS => Every computer system run on a base software called Operating System (OS). Operating System controls all basic operations of the computer (such as smartphone, PDAs, tablet computers and other handheld devices). The Operating System allows the user to install and run third party applications (apps), apps are used to add new functionality to the device.	Android 10
User Interface UI or user interface of a device is the look and feel of the on-screen menu system. How it works, its color scheme, how it responds to button presses, all of these things are part of the user interface.	MIUI 12
Java Support Java for Mobile Devices is a set of technologies that let developers deliver applications and services to all types of mobile handsets, ranging from price efficient feature-phones to the latest smartphones. Java is currently running on over 3 billion phones worldwide, and growing. It offers unrivaled potential for the distribution and monetization of mobile applications.	Yes
Facebook Facebook is a popular free social networking website that allows registered users to create profiles, upload photos and video, send messages and keep in touch with friends, family and colleagues. The site is available in 37 different languages.
Youtube Youtube is a popular free video-sharing website, Youtube is the largest video sharing site in the world, Millions of users around the world have created accounts on the site that allow them to upload videos that anyone can watch.

Battery

Battery Type Battery Type => Cell phones run on various kinds of batteries depending on the manufacturer, phone size or shape and features. There are basically four types of cell phone batteries => Lithium Polymer, Lithium Ion, Nickel Metal Hydride and Nickel Cadmium.	Li-Ion (Lithium Ion)
Capacity Battery Capacity is a measure (typically in Amp-hr) of the charge stored by the battery, and is determined by the mass of active material contained in the battery. The battery capacity represents the maximum amount of energy that can be extracted from the battery under certain conditions.	5,020 mAh
Placement	Non-removable
Wireless Charging Wireless Charging (Inductive Charging) uses an electromagnetic field to transfer energy between two objects. This is usually done with a charging station. Energy is sent through an inductive coupling to an electrical device, which can then use that energy to charge batteries or run the device.	No - Fast charging 18W
Standby Standby Time is the total amount of time that you can leave your is fully charged, turned on and ready to send and receive calls or data transmissions before completely discharging the battery.	-
Talk Time Talk Time is the longest time that a single battery charge will last when you are constantly talking on the phone under perfect conditions, Ambient temperature and highly dependent on the cellular network environment such as the distance to the closest cell network tower.	-
Music Play	-

Network & Connectivity

Cellular standard	GSM / HSPA / LTE
Bluetooth Bluetooth is a wireless communications technology for exchanging data between mobile phones, headsets, computers and other network devices over short distances without wires, Bluetooth technology was primarily designed to support simple wireless networking of personal consumer devices.	5.0, A2DP, LE
Wi-fi Wi-Fi is a popular wireless networking technology using radio waves to provide high-speed network connections that allows devices to communicate without cords or cables, Wi-Fi is increasingly becoming the preferred mode of internet connectivity all over the world.	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
NFC NFC (Near field communication) is a set of standards for smartphones and similar devices to establish peer-to-peer radio communications with each other by touching them together or bringing them into proximity, usually no more than a few inches.
SIM SIM (Subscriber Identity Module) is a small card that contains mobile network subscriber's account information. This allows the phone using the card to attach to a mobile network. The SIM card is most commonly associated with GSM and UMTS mobile networks. Moving a SIM card from one phone to another allows a subscriber to switch mobile phones without having to contact their mobile network carrier. SIM cards can also be used by a phone to store limited amounts of data, such as phone numbers and text messages.	Nano SIM
No of SIM slots	Dual SIM (Nano-SIM, dual stand-by)
USB	2.0, Type-C 1.0 reversible connector, USB On-The-Go