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Xiaomi Redmi K90

Xiaomi Redmi K90
R10,000
SKU: 6742
Brand: Xiaomi
Category: Mobiles
Available
  • CPU:
  • RAM:
  • Storage:
  • Display:
  • Camera:
  • OS:

Our Rating

The overall rating is based on review by our experts

8.5
  • Display 9 / 10
  • Camera 8 / 10
  • Performance 8 / 10
  • Battery 9 / 10

PROS

  1. Best build quality.
  2. 7100mAh Li-polymer battery.
  3. Large & premium display.
  4. 5G supportable network

CONS

  1. FM radio is not supported.

The Xiaomi Redmi K90 has arrived on South African shores, bringing mid-range performance and premium features at a competitive starting price of ZAR 10,000.

Depending on your specific province, local shipping fees, and individual retailer promotions, the final shelf price may vary slightly. Additionally, pricing will look different if you choose to buy the handset outright versus bundling it into a monthly network contract.

Where to Buy the Xiaomi Redmi K90

Xiaomi’s extensive distribution network ensures you can find the Redmi K90 across major online platforms, physical tech hubs, cellular providers, and retail stores nationwide.

1. Digital Platforms & Electronics Giants

For cash purchases, tech-first shopping, or finding competitive price cuts, these outlets are your go-to options:

  • Takealot: Ideal for quick doorstep delivery or collecting from a local pickup point, with the added benefit of easily comparing seller ratings.

  • HiFi Corp & Hi Online: Specialized electronics destinations where you can often test out the device’s display and camera performance in-store before committing.

  • Makro & Game: Massive retail warehouses that frequently bundle mid-range smartphones with value-add extras like power banks, protective covers, or store gift cards.

2. Cellular Specialists & Network Operators

If you want to finance the device over a 24 or 36-month period, or if you require a tailored talk-and-data plan, consider these channels:

  • MTN: Available on individual post-paid and top-up contract tiers, which often include promotional data allocations.

  • Cellucity, 4U, and Chatz: Expert cellular retailers that can quickly guide you through contract upgrades or new line registrations across local networks.

3. Lifestyle & Value Department Stores

For added convenience, the Redmi K90 is available through widespread lifestyle retailers, offering flexible purchasing options through existing store accounts:

  • Foschini: Accessible through the extensive TFG network, giving you the flexibility to purchase using a TFG store card.

  • Mr Price: Available via Mr Price Cellular counters, matching competitive device pricing with casual lifestyle shopping.

  • PEP & Ackermans: Offering an unmatched geographic footprint, making the phone highly accessible even if you are located far outside major metropolitan hubs like Gauteng or the Western Cape.

A Note on the Redmi K Series: The “Redmi K” lineup is traditionally known for offering near-flagship internal performance at a fraction of the cost. When buying, ensure you verify the box contents, as mid-range devices increasingly vary on whether they include the maximum-wattage fast charger in the retail packaging.

Full Specifications

General

Brand Xiaomi
Model Xiaomi Redmi K90
Announced 23 October, 2025
Released 23 October, 2025
Status Available
Price ZAR 10,000

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 157.5 x 75.3 x 8 mm (6.20 x 2.96 x 0.31 in)
Weight 206 g (7.27 oz)
Protection IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Colors Black, White, Blue, Purple

Network

2G Network
3G Network
4G Network
5G Network
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 + Nano-SIM

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) LTPO AMOLED, 68B colors, 2560Hz PWM, 120Hz, Dolby Vision, HDR Vivid, HDR10+, 3500 nits (peak)
Size 6.59 inches, 106.5 cm2 (~89.8% screen-to-body ratio)
Resolution 1156 x 2510 pixels, 19.5:9 ratio (~419 ppi density)

Media

Audio Playback
Video Playback
FM Radio No
Ring Tones
Loudspeaker

Camera

Main Camera 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. 50 MP, f/1.9, 24mm (wide), 1/1.55", 1.0µm, PDAF, OIS
50 MP, f/2.2, 60mm (telephoto), PDAF, 2.5x optical zoom
8 MP, f/2.2, 15mm, 120˚ (ultrawide)
Video 1080p@30/60fps
Selfie Camera 20 MP, (wide), 1/2.0", 0.8µm
Video 1080p@30/60fps

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 16
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. HyperOS 3

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. Qualcomm SM8750-AB Snapdragon 8 Elite (3 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 (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
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. Adreno 830
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. 12GB/16GB
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. 256GB/512GB/1TB
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. No
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 (under display, optical), accelerometer, proximity, gyro, compass

Connectivity

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. 5.4, A2DP, LE, LHDC 5.0, ASHA
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/6/7, dual-band, Wi-Fi Direct
Wi-fi Hotspot
USB USB Type-C, OTG
Positioning GPS The Global Positioning System is a satellite-based radio navigation system, GPS permits users to determine their position, velocity and the time 24 hours a day, in all weather, anywhere in the world, In order to locate your position, your device or GPS receiver must have a clear view of the sky. GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC, GLONASS
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.

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. Si/C Li-Po 7100 mAh
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. 100W wired, PD3.0, QC3+, 100W PPS
22.5W reverse wireless

Reviews

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  • Rate this Product

  • Screen size, image quality (brightness, colors, contrast, etc), visibility in sun light, angles of view and touchscreen.
    6
  • Usability of Camera interface, image and video quality in different light conditions and environment.
    5
  • Is this device perform good while watching videos, playing games, taking snapshots, browsing internet and navigate through other applications?
    5
  • What about battery life, while calling, listening music, watching videos, playing games and doing other tasks.
    6
  • 6 / 10 based on your selection

Disclaimer Note

The information contained in this post is for general information purposes only.