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Redmi K40 Pro（8GB/128GB）

Detailed parameters

Basic parameters
Released March 07, 2021
Product model
Announced February 25, 2021
Usage scenario 5G , 4G , 3G , Smart , Phablet , Camera
Fuselage color Mo Yu, Qing Xue, Fantasy Land
Fingerprint recognition Side fingerprint recognition
Face Recognition Support
Shape
Length 163.7mm
Width 76.4mm
Depth 7.8mm
Weight 196g
Hardware
CPU Qualcomm Snapdragon 888
RAM 8GB games run smoothly
Internal storage 128GB26,000 photos 11,000 songs
Memory card Capacity expansion is not supported
Expansion capacity
UI OS MIUI 12
loudspeaker Stereo dual speakers
Screen
Screen dimensions 6.67 inches
Screen type Full screen (middle hole screen), face screen
Display resolution 2400x1080px
Screen material AMOLED(E4)
Refresh rate 120Hz
Touch sampling rate 360Hz
Screen Color 8bit primary color screen, True Tone ambient color temperature
Camera
Total camera count 4
Camera name Rear main shot: Main shot Rear ultra-wide Angle lens: super wide Angle lens Rear telephoto macro lens: telephoto macro lens Front main shot: main shot
Pixel Rear main shot: 64 million pixels rear ultra-wide Angle lens: 8 million pixels rear telephoto macro lens: 5 million pixels front main shot: 20 million pixels
Aperture Rear main camera: f/1.89 Rear ultra-wide-angle lens: f/2.2 Front main camera: Rear f/1.89+f/2.2
Focus
Focus Distance
Anti-shake
Rear camera function AI magic clone, front and rear dual scenes, AI magic kaleidoscope, AI camera, super night scene, document mode, movie lens, ID card copy mode, cute photo, rear beauty-shaping, movie filter, voice subtitles, portrait mode background Blur, professional mode, dynamic photo, timed continuous shooting, voice-activated photo, countdown photo, level, reference line front-facing AI camera, front and rear dual scenes, voice subtitles, voice-activated photo, cute photo, movie filter, portrait mode, 3D beauty Makeup, front panorama, front night scene, dynamic photos, timed continuous shooting, full screen photo, gesture photo
Rear video shooting 8K (7680x4320, 30 fps, 30 fps) video recording 4K (3840x2160, 60 fps, 30 fps) video recording 1080p (1920×1080, 60 fps, 30 fps) video recording 720p (1280×720 , 60 fps, 30 fps) Video recording slow motion 1080p (1920×1080, 960 fps, 240 fps, 120 fps) Video recording slow motion 720p (1280×720, 960 fps , 240 frames/second, 120 frames/second) video recording
Front camera function Screen fill light, countdown photo taking, AI smart beauty, movie light effects, AI human and scene separation
Flash LED fill light
Zoom ratio
Network and Connectivity
WiFi Dual-band WiFi, WiFi6 enhanced version (IEEE 802.11 a/b/g/n/ac/ax), 2x2 MIMO, 8x8 Sounding for MU-MIMO
Network frequency 2G：GSM 850/900/1800/1900MHz 2G：CDMA 1X BC0 3G：WCDMA B1/B2/B4/B5/B6/B8/B19 3G：CDMA EVDO BC0 4G：FDD-LTE B1/B2/B3/B4/B5/B7/B8/B18/B19/B26/B28A 4G：TDD-LTE B34/B38/B39/B40/B41/B42 5G：n1/n3/n28A/n77/n78
Network technology 5G，4G，3G
SIM card Dual SIM card (Nano SIM card)>
GPS Dual-frequency positioning, Beidou navigation (B1+B1c+B2a), GPS navigation (L1+L5), Galileo navigation (E1+E5a), GLONASS navigation (G1), QZSS navigation (L1+L5), NavIC, AGPS assisted positioning, A-GLONASS, A-BDS, data network positioning, Wi-Fi network positioning, sensor-assisted positioning
Bluetooth Bluetooth 5.2, supports AAC/LDAC/LHDC
NFC Supports NFC (after opening the Tianxing Financial Wallet App, you can use Xiaomi Bus, Mi Pay, door cards, eID, electronic car keys and other functions by double-clicking the power button for public transportation, mobile payment, mobile phone door opening, etc.)
Infrared port support
USB USB Type-C interface
Battery
Battery type Non-removable battery
Battery capacity 4520mAh
Wired charging 33w (supports QC3+/PD3.0 fast charging protocol)
Wireless charging
Wireless reverse charging
Features and Services
Three prevention functions IP53 rating>
Inductor Proximity sensor, ambient light sensor, acceleration sensor, gyroscope, electronic compass, color temperature sensor, infrared remote control, barometer, fingerprint recognition
Other functions
Other information
CPU cores Octa core
GPU graphical controller Qualcomm Adreno660
RAM memory LPDDR5
ROM storage type UFS 3.1
Other hardware parameters
Pixel density
HDR technology HDR 10+
Contrast 5000000:1
Screen brightness 1300nits peak brightness 900nits global brightness
Screen technology Corning Gorilla Glass 5, MEMC motion compensation technology, SGS eye protection certification>
Number of shots
Wide Angle Rear ultra-wide-angle lens: 119° Front main camera: Rear: 119°
Camera feature Six-element lens
Front video 1080p (1920×1080, 30 frames/second) video recording 720p (1280×720, 30 frames/second) video recording Slow motion 720p (1280×720, 120 frames/second) video recording
5G network Mobile 5G (NR TDD), China Unicom 5G (NR TDD), China Telecom 5G (NR TDD)
4G network Mobile TD-LTE, China Unicom TD-LTE, China Unicom FDD-LTE, China Telecom TD-LTE, China Telecom FDD-LTE, China Mobile TD-LTE, China Unicom TD-LTE, China Unicom FDD-LTE, China Telecom TD-LTE, China Telecom FDD-LTE
3G network China Mobile 3G (TD-SCDMA), China Unicom 3G (WCDMA), China Unicom 2G/China Mobile 2G (GSM)
Other network parameters Dual-mode 5G, full Netcom 7.0
Battery life
Audio formats Support MP3/FLAC/APE/AAC/OGG/WAV/WMA/AMR-NB/AMR-WB formats
Video support MP4/MKV/AVI/WMV/WEBM/3GP/ASF and other formats
Build, materials Glass back shell
CPU frequency 2.84GHz X1*1+2.4GHz A78*3+1.8GHz A55*4
System version Android 11
*For reference only, please refer to the actual local sales product information; If any information is found to be incorrect, please send us an email:Support@seemyphone.com

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