The Redmi K40 is a line of Android-based

smartphone A smartphone is a portable computer device that combines mobile telephone and computing functions into one unit. They are distinguished from feature phones by their stronger hardware capabilities and extensive mobile operating systems, whic ...

s manufactured by

Xiaomi Corporation (; ), commonly known as Xiaomi and registered as Xiaomi Inc., is a Chinese designer and manufacturer of consumer electronics and related software, home appliances, and household items. Behind Samsung, it is the second largest ma ...

and marketed under its

Redmi Redmi is a subsidiary company owned by the Chinese electronics company Xiaomi. It was first announced in July 2013 as a budget smartphone line, and became a separate sub-brand of Xiaomi in 2019 with entry-level and mid-range devices, while Xia ...

sub-brand. There are several models, the K40, K40 Pro, K40 Pro+, K40 Gaming and K40S. In the global market the Redmi K40 was launched as POCO F3 and the Redmi K40 Pro+ was launched as Xiaomi Mi 11i. In April 2021 the Redmi K40 and K40 Pro+ were released in India as Xiaomi Mi 11X and Mi 11X Pro. In July 2021 the Redmi K40 Gaming was released globally as POCO F3 GT. The Redmi K40S was released globally as POCO F4 but with improved specs.

Design

The front and back panels are made of

Gorilla Glass Gorilla Glass is a brand of chemically strengthened glass developed and manufactured by Corning, now in its seventh generation. Designed to be thin, light and damage-resistant, the glass gains its surface strength, ability to contain flaws, and c ...

5, except in the Redmi K40S and Poco F4 where the back panel is made of

plastic Plastics are a wide range of synthetic or semi-synthetic materials that use polymers as a main ingredient. Their plasticity makes it possible for plastics to be moulded, extruded or pressed into solid objects of various shapes. This adaptab ...

. The frame is made of aluminium and covered by

polycarbonate Polycarbonates (PC) are a group of thermoplastic polymers containing carbonate groups in their chemical structures. Polycarbonates used in engineering are strong, tough materials, and some grades are optically transparent. They are easily work ...

. The design of the Redmi K40, K40 Pro and K40 Pro+ is similar to the Mi 11. The design of the Redmi K40S is similar to the Redmi K50 and K50 Pro but with flat edges. On the bottom side are a

USB-C USB-C (properly known as USB Type-C) is a 24-pin USB connector system with a rotationally symmetrical connector. The designation C refers only to the connector's physical configuration or form factor and should not be confused with the conne ...

port, speaker, microphone and

dual SIM Some mobile phones support use of two SIM cards, described as dual SIM operation. When a second SIM card is installed, the phone either allows users to switch between two separate mobile network services manually, has hardware support for keeping ...

tray. On the top side there are two additional microphones, IR blaster and second speaker. On the right side there are a volume rocker and a power button with an integrated fingerprint scanner.

Colours

* The Redmi K40 is available in 3 colours: Bright

Black Black is a color which results from the absence or complete absorption of visible light. It is an achromatic color, without hue, like white and grey. It is often used symbolically or figuratively to represent darkness. Black and white have o ...

, Dreamland (

silver Silver is a chemical element with the Symbol (chemistry), symbol Ag (from the Latin ', derived from the Proto-Indo-European wikt:Reconstruction:Proto-Indo-European/h₂erǵ-, ''h₂erǵ'': "shiny" or "white") and atomic number 47. A soft, whi ...

) and Sunny Snow (

white White is the lightest color and is achromatic (having no hue). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully reflect and scatter all the visible wavelengths of light. White on ...

). * The Redmi K40 Pro and K40 Pro+ are available in 3 colors: Ink Feather (black feather pattern), Dreamland (silver) and Sunny Snow (white). * The POCO F3 is available in 3 colours: Night Black, Arctic White and Deep Ocean

Blue Blue is one of the three primary colours in the RYB colour model (traditional colour theory), as well as in the RGB (additive) colour model. It lies between violet and cyan on the spectrum of visible light. The eye perceives blue when obs ...

. Also later was added Moonlight Silver variant which has the same design as Deep Ocean Blue but in silver colour. * Xiaomi Mi 11 is available in 3 colours: Cosmic Black, Celestial Silver and Frosty White. * Xiaomi Mi 11X and Mi 11X Pro are available in 3 colours: Cosmic Black, Celestial Silver and Lunar White. * Redmi K40S is available in 4 colours: Bright Black, Silent Flower (

green Green is the color between cyan and yellow on the visible spectrum. It is evoked by light which has a dominant wavelength of roughly 495570 Nanometre, nm. In subtractive color systems, used in painting and color printing, it is created by ...

), Silver Traces and Magic Mirror (blue-

purple Purple is any of a variety of colors with hue between red and blue. In the RGB color model used in computer and television screens, purples are produced by mixing red and blue light. In the RYB color model historically used by painters, pu ...

gradient).

References

External links

* * * * * * * * * Mobile phones introduced in 2021 Android (operating system) devices Xiaomi Phablets Mobile phones with multiple rear cameras Mobile phones with 4K video recording Mobile phones with 8K video recording Mobile phones with infrared transmitter {{Mobile-phone-stub