Redmi K40 Pro

Description

Usage scenarios 5G mobile phone>, 4G mobile phone>, 3G mobile phone>, smart phone>, tablet phone>, camera phone>
Body material Glass back cover>
Body color Moyu, Qingxue, Fantasy
Fingerprint recognition Side fingerprint recognition>
Face recognition Support
Appearance
Length 163.7mm
Width 76.4mm
Thickness 7.8mm
Weight 196g
Hardware
CPU model Qualcomm Snapdragon 888 More Qualcomm Snapdragon 888 mobile phones>, mobile phone performance ranking>
CPU frequency 2.84GHz X1*1+2.4GHz A78*3+1.8GHz A55*4
CPU core number Octa-core>
GPU model Qualcomm Adreno660
RAM capacity 8GB>Game runs smoothly
RAM storage type LPDDR5>
ROM capacity 128GB>26,000 photos 11,000 songs
ROM storage type UFS 3.1>
Memory card does not support capacity expansion>
Factory system kernel Android 11>
Operating system MIUI 12
Vibration motor Linear motor
Speaker Stereo dual speakers
Screen
Screen size 6.67 inches
Screen type Full screen (center hole screen), flat screen>
Screen ratio 20:9
Resolution 2400x1080px
Screen material AMOLED (E4)>
Screen refresh rate 120Hz>
Touch screen type Capacitive screen, multi-touch
Touch sampling rate 360Hz
Screen color 8bit primary color screen, True Tone ambient color temperature
Other screen parameters Sunlight screen 3.0
HDR technology HDR 10+>
Contrast ratio 5000000:1
Screen brightness 1300nits peak brightness 900nits global brightness
Screen technology Corning fifth-generation Gorilla Glass, MEMC motion compensation technology, SGS eye protection certification>
Camera
Total number of cameras 4
Camera name Rear main camera: main camera
Rear ultra-wide-angle lens: ultra-wide-angle lens
Rear telephoto macro lens: telephoto macro lens
Front main camera: main camera
Pixels Rear main camera: 64 million pixels
Rear ultra-wide-angle lens: 8 million pixels
Rear telephoto macro lens: 5 million pixels
Front main camera: 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
Wide angle Rear ultra-wide-angle lens: 119°
Front main camera: rear: 119°
Rear photo function AI magic clone, front and back dual view, AI magic kaleidoscope, AI camera, super night scene, document mode, movie lens, ID card copy mode, cute shot, 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 AI camera, front and back dual view, voice subtitles, voice-activated photo, cute shot, movie filter, portrait mode, 3D beauty and beauty, front panorama, front night scene, dynamic photo, timed continuous shooting, full-screen photo, gesture photo
Rear video shooting 8K (7680×4320, 30 fps) video recording 4K (3840×2160, 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 fps, 120 fps) video recording
Camera features Six-piece lens
Front camera function Screen fill light, countdown photo, AI smart beauty, movie light effect, AI scene separation
Front video shooting 1080p (1920×1080, 30 fps) video recording 720p (1280×720, 30 fps) video recording Slow motion 720p (1280×720, 120 fps) video recording
Flash LED fill light>
Other camera parameters Rear main camera: 1/1.7″ photosensitive element, supports 4in1 1.6μm pixel output
Network and connection
Network type 5G>, 4G>, 3G>
5G network Mobile 5G (NR TDD), China Unicom 5G (NR TDD), China Telecom 5G (NR TDD) More 5G mobile phones>
4G network Mobile TD-LTE, China Unicom TD-LTE, China Unicom FDD-LTE, China Telecom TD-LTE, China Telecom FDD-LTE, Mobile TD-LTE, China Unicom TD-LTE, China Unicom FDD-LTE, China Telecom TD-LTE, China Telecom FDD-LTE
3G network Mobile 3G (TD-SCDMA), Unicom 3G (WCDMA), Unicom 2G/Mobile 2G (GSM)
Network frequency band 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
SIM card type Dual SIM (Nano SIM card) >
WLAN function Dual-band WiFi, WiFi6 Enhanced Edition (IEEE 802.11 a/b/g/n/ac/ax), 2×2 MIMO, 8×8 Sounding for MU-MIMO
Positioning and navigation 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, support AAC/LDAC/LHDC
NFC Support NFC (after opening the Tianxing Financial Wallet App, double-click the power button to use Xiaomi Bus, Mi Pay, door card, eID, electronic car key and other functions for public transportation, mobile payment, mobile phone door opening and other scenarios)
Infrared function Support
Connection and sharing WLAN hotspot, VoLTE
Body interface USB Type-C interface
Other network parameters Dual-mode 5G, full network access 7.0
Battery and battery life
Battery type Non-removable battery
Battery capacity 4520mAh large battery
Wired charging 33w (supports QC3+/PD3.0 fast charging protocol)
Functions and services
Triple-proof function IP53 level>
Sensors Distance sensor, ambient light sensor, acceleration sensor, gyroscope, electronic compass, color temperature sensor, infrared remote control, barometer, fingerprint recognition
Audio support Support MP3/FLAC/APE/AAC/OGG/WAV/WMA/AMR-NB/AMR-WB format
Video support MP4/MKV/AVI/WMV/WEBM/3GP/ASF and other formats
Image support Support JPEG/PNG/GIF/BMP and other formats
Mobile phone accessories
Packing list Mobile phone x1 Power adapter x1 Mobile phone protective case x1 Mobile phone protective film (attached) x1 USB Type-C data cable x1 SIM card pin x1 Three-guarantee certificate x1 Instruction manual x1
Warranty information
Warranty policy National warranty, enjoy three guarantees service
Warranty period 1 year
Warranty notes 1 year for host, 1 year for battery, 1 year for charger

Details From the date of purchase (based on the purchase invoice), if there is a quality problem or failure, you can enjoy return within 7 days, exchange within 15 days, and enjoy free warranty and other three guarantees within the warranty period with the quality inspection certificate of the manufacturer’s repair center or special repair point! Note: For users who purchase mobile phone accessories separately, please keep the outer packaging of the accessories and the original invoice intact. If you cannot provide the above certificates, you will not be able to carry out normal accessory warranty or replacement.