Xiaomi Redmi K40: A Closer Look at Specs and Cameras
Xiaomi announced the launch of the Redmi K40 smartphone in 2021. The manufacturer is offering the Xiaomi Redmi K40 phone with 6.67 inch display, Qualcomm Snapdragon 870 chipset, 6 GB of RAM and 128 GB of internal storage.
The Xiaomi Redmi K40 series was launched with Android OS v11.0 pre-installed, but it is upgradable to newer versions of OS as they become available. The 6.67 inch phone comes with a high resolution IPS display (1440 x 3200 px). This screen can reproduce accurate and vibrant colors. The multi-camera setup on the Redmi K40 offers versatility, allowing you to capture a wide range of subjects and scenes with different perspectives. With multiple cameras, you can capture the same scene from different angles or focal lengths simultaneously. The Redmi K40 also features a 30 MP front-facing camera.
Xiaomi Redmi K40 pictures
The specifications below are based on the official data published by the manufacturer, but we also take user reviews into consideration. If you found an error or something lacking in the specifications above for the Xiaomi Redmi K40, then don’t hesitate and signal the problem to us.
Xiaomi Redmi K40 specifications
|Dimensions||6.44 x 3.01 x 0.31 inch|
|SIM type||Nano SIM|
The weight of Xiaomi Redmi K40 is about 7.34 oz with battery, which is average compared to most of the smartphones with same size. The dimensions of this Xiaomi smartphone are average (6.44 x 3.01 x 0.31 inch). Smaller smartphones are more compact and easier to carry around, but they may have smaller displays that can be harder to read and interact with. A Nano SIM is a small (12.3 x 8.8 x 0.67 mm) chipcard that is used in smartphones as a subscriber identity module (SIM) for connecting to a cellular network.
|OS version||Android OS v11.0|
|SoC||Qualcomm Snapdragon 870|
|CPU||Octa-core, Single-core 3.2 GHz Kryo 585, Triple-core 2.4 GHz Kryo 585, Quad-core 1.8 GHz Kryo 385|
The Xiaomi Redmi K40 comes with Android OS v11.0 out of the box, but it is upgradable to the next OS. Android is a mobile operating system developed by Google based on a modified version of the Linux kernel and other open-source software. The Redmi K40 utilizes Qualcomm Snapdragon 870 chipset. This octa-core CPU is managed by an advanced scheduler that allocates tasks to the CPU for speed and power efficiency in real time.
The Redmi K40 utilizes Adreno 650 GPU. A GPU (Graphics Processing Unit) is a specialized chip that is primarily designed to handle and accelerate the processing of graphics and visual data. It is responsible for rendering images, videos, and animations on a smartphone screen. Adreno GPUs are designed to work in conjunction with Qualcomm's Snapdragon processors. The latest Adreno GPUs support advanced graphics features such as high dynamic range (HDR) rendering, virtual reality, and augmented reality applications.
|Screen size||6.67 inch|
|Resolution||1440 x 3200 px|
The 6.67 inch phone comes with IPS display. The IPS display provides enhanced features, such as optimal viewing angles, color accuracy, invariable color reproduction and better power consumption. The 6.67 inch display should be large enough to provide a comfortable viewing experience for your needs, whether it's reading text, browsing the web, or watching videos. The size of the screen is measured diagonally, from corner to corner. A larger screen typically requires more power to illuminate, which can impact battery life. The display of Xiaomi Redmi K40 is multitouch capable. Multitouch technology enables the device's touchscreen to detect and interpret multiple touch points on the screen simultaneously.
|Internal storage||128 GB|
|Memory card slot||microSD|
The Xiaomi Redmi K40 comes with 6 GB of RAM, which is considered to be sufficient for most users' needs. Having more RAM in a smartphone can provide benefits in terms of performance and multitasking. When you have more RAM, you can keep more apps and processes open in the background without slowing down the device. 128 GB of internal storage should be more than enough for their needs. The Redmi K40 has 128 GB of internal storage. The memory of Xiaomi Redmi K40 (6 GB) cannot be expanded, but the internal storage (128 GB) can be expanded with a compatible microSD card. A microSD card is a type of small, removable flash memory card used to store digital information.
|Main camera||108 + 8 + 5 + 2 MP, 12000 x 9000 px, autofocus, optical image stabilization|
|Selfie camera||30 MP|
The Redmi K40 offers multi-camera setup on its back. The advantages of a multiple camera setup provide more versatility and creative possibilities, allowing you to capture a wider range of subjects and scenes with improved image quality and specialized features. The main camera of the Redmi K40 is equipped with autofocus. An autofocus (or AF) optical system uses a sensor, a control system and a motor to focus on an automatically or manually selected point or area. Very few Android cameras come without autofocus. The main camera of Redmi K40 has optical image stabilization (OIS) to counteract camera shake. Optical image stabilization is a must for anyone shooting without a tripod with a long lens or in low light conditions.
|GSM 2G bands||850 / 900 / 1800 / 1900|
|Network coverage||2G / 3G / 4G / 5G|
|Wi-Fi||Wi-Fi 802.11 a/b/g/n/ac|
|Headphone||3.5 mm jack|
The Xiaomi Redmi K40 supports the latest 5G network technology. 5G is the fifth generation of cellular technology. It is designed to increase speed, reduce latency, and improve flexibility of wireless services. To connect to a Wi-Fi network on the Xiaomi Redmi K40, you simply need to go to the Wi-Fi settings on the device, select the network you want to connect to, and enter the password. The Redmi K40 smartphone is capable of connecting to Bluetooth devices. Bluetooth is a wireless communication technology that allows devices to connect and communicate with each other over short distances.
The Redmi K40 has a GPS receiver. GPS allows smartphones to determine their precise location and provide accurate navigation and mapping services. This includes turn-by-turn directions, real-time traffic updates, points of interest, and alternative routes. The Redmi K40 comes with NFC (Near Field Communication) functionality. Near Field Communication (NFC) is a short-range wireless connectivity technology that makes life easier and more convenient for consumers around the world by making it simpler to make transactions, exchange digital content, and connect electronic devices with a touch.
The Redmi K40 phone has built-in FM radio. The built-in FM Radio is great for listening to your favorite radio station. The Redmi K40 has an USB Type-C port. Type-C is a small, reversible connector that can be plugged in to a device in either orientation, making it more convenient to use than older USB connectors that only worked when plugged in a certain way. The Redmi K40 smartphone has a 3.5 mm headphone jack. A 3.5 mm headphone jack is a small round port, that allows you to connect wired headphones or earphones to the device.
|Type||Li-Po 4500 mAh, non-removable|
The Li-Po 4500 mAh, non-removable battery gives the smartphone a good battery backup. The lithium polymer (Li-Po) battery is a thin, light-weight, rechargeable battery. No periodic discharge is needed and charging can be done at random. The battery of Redmi K40 isn't removable without voiding the warranty.
|Sensors||accelerometer, compass, fingerprint, geomagnetic, gravity, gyroscope, light, pedometer, proximity|
|Specials||Corning Gorilla Glass, Dual SIM, Fast charging, Hi-Res Audio, MIUI|
Smartphones today come with a wealth of sensors to facilitate a better user experience. The accelerometer is a sensor that measures the tilting motion and orientation of the phone. The Redmi K40 phone has a fingerprint scanner. This sensor identifies and authenticates the fingerprints of an individual in order to grant or deny access to a smartphone. This Xiaomi phones come with proximity sensor. This proximity sensor detects how close the phone is to an outside object, such as your ear.
The Redmi K40 phone comes with a compass sensor. A compass sensor is a device that provides accurate directions in relation to the earth's North and South magnetic poles. The ambient light sensor detects the level of ambient light in the surrounding environment. The main purpose of a light sensor in a smartphone is to automatically adjust the brightness of the device's display. The Dual SIM capability of Xiaomi Redmi K40 phone is ideal for businesses wishing to provide staff with a mobile device that can offer separate numbers and bills for both personal and business use.
This smartphone supports fast charging technology, which comes in handy when you need quick juice on your device. Corning Gorilla Glass is designed to provide enhanced durability and resistance to scratches, impacts, and drops.
More Xiaomi smartphones
Check out the following collection of additional Xiaomi phones we have gathered for you. We have carefully curated this list to empower you with a convenient resource for exploring and comparing features, specifications, and capabilities of different Xiaomi phones, helping you make an informed decision when choosing your next device.
Xiaomi Redmi Note 5A
Xiaomi Mi 10 Pro
Xiaomi Black Shark 2
Xiaomi Poco C40
Xiaomi Black Shark 3 Pro
Xiaomi Poco M2
Xiaomi Redmi Note 11S 5G
Xiaomi Redmi 9 Power
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