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Redmi K40 Pro

Redmi K40 Pro

Brand: Redmi
Category: Smartphone
  • CPU: Snapdragon 888
  • RAM: 6/8/12 GB
  • Storage: 128/256 GB
  • Display: 6.67" Full HD+ 120 Hz
  • Camera: 64 + 8 + 5 MP



Data di lancio 25 Febbraio 2021


Dimensioni 163,7 x 76,4 x 7,8 mm
Peso Peso 196 g
Colori Icy White, Glossy Black, Aurora


Tipo 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) AMOLED
Pannello Piatto
Diagonale 6,67"
Risoluzione 2400 x 1080 pixel (Full HD+)
Densità Pixel 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
Aspect ratio 20:9
Screen-to-body ratio 85.9%
Refresh rate 120 Hz
Campionamento del tocco 360 Hz
Protezione 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. Gorilla Glass 5

Sblocco biometrico

Lettore d'impronte Laterale
Riconoscimento facciale 2D


Produttore 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
SoC Snapdragon 888
Processo produttivo 5 nm
CPU Octa-core
Frequenza 1 x 2,84 GHz + 3 x 2,42 GHz + 4 x 1,8 GHz
Architettura Kryo 680
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 660
RAM 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. 6/8/12 GB LPDDR5
Memoria 128/256 GB UFS 3.1
Vibrazione Asse X


Sistema Operativo 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 11
Interfaccia Utente 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


Capacità 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. 4.520 mAh
Ricarica rapida 33W
Ricarica wireless inversa


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. 5.1
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 6 ax
GPS Doppia Frequenza
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.
USB Type-C
Uscita Video HDMI (High-Definition Multimedia Interface) is a compact audio/video interface for transferring uncompressed video data and compressed or uncompressed digital audio data from a HDMI-compliant source device to a compatible computer monitor, video projector, digital television, or digital audio device.
Radio FM
Infrarossi Infrared connectivity is an old wireless technology used to connect two electronic devices. It uses a beam of infrared light to transmit information and so requires direct line of sight and operates only at close range.
Bande 2G B3, B8
Bande 3G B1, B2, B4, B5, B6, B8, B19
Bande 4G FDD-LTE: B1 / B2 / B3 / B4 / B5 / B7 / B8 / B18 / B19 / B26 / B28A
TDD-LTE: B34 / B38 / B39 / B40 / B41 / B42
Bande 5G n1 / n3 / n28A / n41 / n77 / n78


Speaker Stereo (capsula e frame inferiore)


Primario 64 MP, f/1.89, 0.8 µm, 1/1.7
Sensore Sony IMX686 Exmor RS, Sony IMX355, Samsung S5K5E9
Stabilizzazione EIS
Grandangolare 8 MP, f/2.2, 1.14 µm, 1/2.8
FoV 119°
Macro 5 MP, f/2.4, 1.12 µm, 1/5
Autofocus PDAF
Video 8K 30 fps, 4K 30/60 fps, 1080p 30/60 fps, 720p 30 fps
Selfie camera 20 MP
Sensore frontale Samsung S5K3T2, 0.8 µm, 1/3.4
Tipologia Punch-hole

La nostra valutazione

La valutazione del prodotto si basa, nella quasi totalità dei casi, sulla prova eseguita in sede di recensione.


Redmi K40 Pro è uno dei due top di gamma 5G di inizio 2021 del produttore, con una scheda tecnica basata sul SoC Qualcomm Snapdragon 888. Misura 163,7 x 76,4 x 7,8 mm, pesa 196 g ed è disponibile nelle colorazioni Glossy Black, Icy White e Aurora. Inoltre, integra un display AMOLED E4 da 6,67″ Full HD+, refresh rate a 120 Hz. Lo sblocco biometrico avviene tramite sensore d’impronte laterale, oltre al riconoscimento facciale 2D.

Il chipset Qualcomm contiene una CPU octa-core Kryo 680 (1 x 2.84 GHz + 3 x 2.42 GHz + 4 x 1.8 GHz) ed una GPU Adreno 660. Lato memorie abbiamo tagli da 6/128 GB8/128 GB, 12/256 GB e c’è una batteria da 4.520 mAh con ricarica rapida 33W. Il sistema operativo è Android 11 con interfaccia proprietaria MIUI 12.

Il comparto fotografico comprende una tripla fotocamera posteriore da 64+8+5 MP f/1.89-2.2-2.4, con sensore grandangolare da 119° ed un macro 50 mm. Sul davanti c’è una selfie camera punch-hole con sensore da 20 MP. La scheda tecnica di Redmi K40 Pro comprende uno speaker stereo stereo certificato Dolby Atmos.

Redmi K40 Pro – Foto

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