Are you interested in OFFERS? Save with our coupons on WHATSAPP o TELEGRAM!

Redmi K40

Il Redmi K40 is a smartphone Android home redmi, independent brand but under the control of Xiaomi. It came out in early 2021 and is part of the mid-range category (for the price) even if we can call it a TRUE flagship Redmi: to justify this the AnTuTu score, the hardware equipment and the photographic sector . Thanks to the processor Snapdragon 870 has always been Adreno GPU 650, can excellently satisfy any function without danger of jamming. It is equipped with a touchscreen display 6.67 '' AMOLED (bright colors and deep blacks) with a resolution of 1080 2400 pixels x and camera integrated in the display (central hole). The photographic sector consists of a triple rear cam from 48 + 8 + 5 megapixel which allows you to take better pictures than those taken by other mid-ranges with and record excellent 4K 30fps video. At the network level, it is obviously equipped with a module LTE Dual 4G, Wi-Fi and Dual GPS. The available memory cuts are 6/8/12 GB RAM and 128/256 GB ROM (Chinese version).

Latest news

Arriving a new variant of Redmi K40 Gaming Edition. Soon also up POCO F3GT?

The new gaming phone has just been announced POCO F3 GT, of which we told you about specifications and launch price in this article, …

He is the gaming Redmi: it will be a K40 but to the nth degree!

The gaming Redmi will arrive at the end of the month, it is now official. Today the official channel of the company has published the first teaser …

Redmi K40 (POCO F3) will not count on DC Dimming in stable version

Redmi K40 will most likely not be updated with DC Dimming (we'll see what it is soon) in the stable version of MIUI 12. What …

Redmi K40 (POCO F3) is a paradox: impossible to sell because it costs too little

Lu Weibing pronounces on Redmi K40: the smartphone has such a low cost that it is finished sooner. Production accelerates

Revealed the nature of POCO F3: it will be the rebrand of a Redmi already seen

Redmi loyal users are undoubtedly waiting for the Redmi K40. This device will be released today in China, now very few hours. …

Show next

Technical Sheet

DESIGN

Dimensions:163.7 x 76.4 x 7.8 mm
Weight:196 g
Materials:Glass and aluminum alloy
Color:Blue – White – Black

DISPLAY

Technology:AMOLED up to 120Hz
Size:6.67 "
Resolution:Full HD + (2400 x 1080)
Form factor:20:9
Pixel density:483 ppi
Brightness:1300 maximum nits
Protection:Corning Gorilla Glass 5
2.5D processingSI

HARDWARE

Processor:Qualcomm Snapdragon 870
Freq. clock and structure:Octa-Core 64-bit (1 x Cortex A77 at 3,2 GHz + 3 x Cortex A77 at 2,40 GHz + 4 x Cortex A55 at 1,80 GHz)
GPU:Adreno 650
RAM:6 / 8 / 12 GB LPDDR5
Internal Mem.:128 / 256 GB UFS 3.1
Esp. MemorySI
Fingerprint readerSI
Pos. Fingerprint reader:Integrated on the side
Sensors:Brightness, accelerometer, gyroscope, fingerprints, IR facial recognition, compass

SOFTWARE

Operating system:Android 11
MIUI user interface / version:MIUI 12

BATTERY

Capacity:4520 mAh
Type:Li-Poly
Charge speed support:Quick Charge 4+ 33W

VULNERABILITY ASSESSMENT

SIM 1:Nano
SIM 2:Nano-Micro SD
CDMA:BC0
2G-rule:B2 / B3 / B5 / B8
3G-rule:B1/B2/B5/B8/B34/B39
4G LTE FDD:B1/B3/B5/B7/B8/B20
4G LTE TDD:B34/B38/B39/B40/B41/B20
Dual 4G supportSI
5G-rule:N1/N3/N41/N78/N79

CONNECTIVITY

Bluetooth:5.1 with A2DP and LE (Low Energy)
Wifi:802.11 a, b, g, WiFi 6
USB:Type-C 2.0 with OTG support
GPS:Dual GPS, A-GPS, Glonass, Beidou, Galileo
NFCSI
FM radioSI
IR transmitterSI
Video outputSI

CAMERA

No. Sensors:Triple back room
Triple back roomSI
Primary sensor:Sony IMX582
Resolution:48 megapixel
Aperture / Pixel Size:f 1.79 / 1.6 μm
Autofocus:Dual focus
StabilizerSI
ICESI
AI technologySI
Flash:Dual Flash LED
Second Sensor:Wide
Resolution:8 megapixel
Third Sensor:Macro
Resolution:5 megapixel
Video: Up to 4K 30 fps
Time LapseSI
Slow MotionSI
Front sensor:Single
Resolution:20 megapixel

AUDIO

Speaker:stereo

VARIOUS

XIAOMI Redmi Note 11 Pro 5G Graphite Gray 6GB RAM 128GB ROM
XIAOMI Redmi Note 11 Pro 5G Graphite Gray 6GB RAM 128GB ROM
200,37€
Amazon.it
Xiaomi Redmi Note 11 Pro Plus 5g 8gb/256gb 6.67´´ Dual Sim One Size
Xiaomi Redmi Note 11 Pro Plus 5g 8gb/256gb 6.67´´ Dual Sim One Size
244,26€
Amazon.it
Xiaomi Redmi Note 11 Pro+ 5G Smartphone 8GB/256GB 6,67" Display 4500mAh 120W Fast Charging (Graphite Gray)
Xiaomi Redmi Note 11 Pro+ 5G Smartphone 8GB/256GB 6,67" Display 4500mAh 120W Fast Charging (Graphite Gray)
277,34€
Amazon.it
XIAOMI Redmi Note 11 Pro 5G Atlantic Blue 6GB RAM 128GB ROM
XIAOMI Redmi Note 11 Pro 5G Atlantic Blue 6GB RAM 128GB ROM
230,90€
Amazon.it
Xiaomi Redmi Note 11 Pro+ 5G 8+256 Graphite Grey
Xiaomi Redmi Note 11 Pro+ 5G 8+256 Graphite Grey
371,60€
Amazon.it
Amazon price updated: 14 December 2025 1:36
Simone Rodriguez
Simone Rodriguez

Blogger, but above all passionate about technology. I am part of a generation that has passed from the cathode ray tube to smartphones, making me witness to an unprecedented technological evolution. From 2012 I assiduously follow the Xiaomi brand that with the conveyance of various projects led me to realize XiaomiToday.it, the home of all the Italian Xiaomisti. Write me: ppgad@pucrs.br

Subscribe
Notify
guest

0 Editorials
most voted
more new older
Inline feedback
View all comments
XiaomiToday.it
Logo