Xiaomi Redmi K40



Network
TechnologyGSM / HSPA / LTE / 5G
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands LTE
5G bands NSA
SpeedHSPA 42.2/5.76 Mbps, LTE-A, 5G
Launch
AnnouncedExp. announcement 2021, February 25
StatusRumored. Exp. release 2021, March
Body
Dimensions163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in)
Weight-
BuildGlass front (Gorilla Glass), glass back (Gorilla Glass), aluminum frame
SIMDual SIM (Nano-SIM, dual stand-by)
Display
TypeIPS LCD, 144Hz, HDR10
Size6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio)
Resolution1440 x 3200 pixels, 20:9 ratio (~526 ppi density)
ProtectionCorning Gorilla Glass
Platform
OSAndroid 11, MIUI 12.2
ChipsetQualcomm SM8250-AC Snapdragon 870 5G (7 nm)
CPUOcta-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
GPUAdreno 650
Memory
Card slotNo
Internal128GB 6GB RAM
 UFS 3.1
Main Camera
Quad108 MP, f/1.7, 26mm (wide), 1/1.33", 0.8µm, PDAF
8 MP, f/2.4, (ultrawide)
5 MP, f/2.4, (macro), 1/5.0", 1.12µm, AF
2 MP, f/2.4, (depth)
FeaturesLED flash, HDR, panorama
Video[email protected], [email protected]/60fps, [email protected]/60/120fps; gyro-EIS
Selfie Camera
Single30 MP
FeaturesHDR
Video[email protected], [email protected]
Sound
Loudspeaker Yes, with stereo speakers
3.5mm jack No
 24-bit/192kHz audio
Comms
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
Bluetooth5.1, A2DP, LE, aptX HD
GPSYes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS
NFCYes
Infrared portYes
RadioNo
USBUSB Type-C 2.0, USB On-The-Go
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
TypeLi-Po 4420 mAh, non-removable
ChargingFast charging 33W
Misc
ColorsBlack; other colors
ModelsM2012K11AC, M2011K2C


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