Xiaomi Redmi K40

  • Network
  • 2G network
    GSM 850, 900, 1800, 1900; CDMA 800
  • 3G network
    HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
  • 4G network
    LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42
  • 5G network
    5G band 1, 3, 28, 41, 77, 78 SA/NSA/Sub6
  • HSDPA speed
    42.2 Mbps
  • HSUPA speed
    5.76 Mbps
  • LTE speed
    LTE-A, 1174 Mbps download, 210 Mbps upload
  • GPRS
    Yes
  • EDGE
    Class 8
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  • Availability
  • Oficially announced
    2021-02
  • Status
    2021-03
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  • Design
  • Build
    Glass, Metal
  • SIM
    Dual SIM (Nano-SIM, dual stand-by)
  • Height
    163.7 mm
  • Width
    76.4 mm
  • Thickness
    7.8 mm
  • Weight
    196 g
  • Colors
    Aurora, Black, White
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  • Display
  • Display type
    Super AMOLED
  • Physical size
    6.67 inches
  • Resolution
    1080 x 2400 pixels
  • Pixel density
    395 ppi
  • Display colors
    16777216
  • Protection
    Scratch resistant, 3D curved glass screen, Corning Gorilla Glass 5
  • Display features
    120Hz, HDR10+, 1300 nits (peak), sunscreen 3.0, night light screen
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  • Hardware
  • CPU
    Octa-core
  • CPU
    Single-core 3.2 GHz Kryo 585
  • CPU(second)
    Triple-core 2.42 GHz Kryo 585
  • CPU(third)
    Quad-core 1.80 GHz Kryo 585
  • Chipset
    Qualcomm SM8250-AC Snapdragon 870 5G
  • GPU
    Adreno 650
  • Memory RAM
    6, 8, 12 GB
  • Internal storage
    128, 256 GB
  • Memory card
    No
  • Storage
    UFS 3.1
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  • OS
  • OS
    Android 11, MIUI 12
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  • Main camera
  • Camera type
    Triple
  • Main camera
    (wide), 48 MP, f/1.8, 26 mm, 1/2", 0.8 µm
  • (ultrawide), 8 MP, f/2.2, 119˚
  • (macro), 5 MP, 50 mm, 1/5.0", 1.12 µm
  • Primary camera resolution
    8000 x 6000 pixels
  • Primary camera video
    4K@30fps, 1080p@30/60/120/240/960fps, gyro-EIS
  • Primary camera flash
    LED flash
  • Camera features
    Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
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  • Selfie camera
  • Selfie camera type
    Single
  • Selfie camera
    (wide), 20 MP, 1/3.4", 0.8 µm
  • Selfie camera resolution
    5184 x 3880 pixels
  • Secondary camera features
    Face unlock, HDR
  • Selfie camera video
    1080p@30fps, 720p@120fps
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  • Sound
  • 3.5mm jack
    No
  • Loudspeaker
    Yes, with stereo speakers
  • Earpiece
    Yes
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  • Multimedia
  • Radio
    No
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  • Connectivity
  • WLAN
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
  • WLAN WiFi Hotspot
    Yes
  • WLAN WiFi Direct
    Yes
  • WLAN WiFi Dual Band
    Yes
  • USB
    Type-C 2.0
  • USB On-The-Go
    Yes
  • Bluetooth
    v5.1
  • Bluetooth A2DP
    Yes
  • bluetooth LE
    Yes
  • Infrared
    Yes
  • NFC
    Yes
  • GPS
    Yes, with dual-band A-GPS
  • GLONASS
    Yes
  • GALILEO
    Yes
  • BDS
    Yes
  • QZSS
    Yes
  • NavIC
    Yes
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  • Features
  • Sensors
    Accelerometer, color spectrum, compass, fingerprint, gyroscope, proximity
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  • Browser
  • HTML
    HTML5
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  • Battery
  • Battery type
    Li-Po
  • Battery capacity
    4520 mAh
  • Battery removable
    Non-removable
  • Fast battery charging
    Quick Charge 3.0 (100% in 52 min)
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  • Tests and performance
  • Antutu
    673599 (v8)
  • Geekbench(single-core)
    928 (v5.2)
  • Geekbench(multi-core)
    3260 (v5.2)
  • Cost
  • Price
    470 USD
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