Cubot J20 vs Xiaomi Black Shark 4

Cubot J20
Cubot J20
Xiaomi Black Shark 4
Xiaomi Black Shark 4
Cubot J20
Xiaomi Black Shark 4
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
  • 3G network
    HSDPA 900, 2100
    HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
  • 4G network
    LTE frequency band 1, 3, 5, 7, 8, 19, 20, 40
    LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41
  • 5G network
    -
    5G band 1, 3, 8, 28, 41, 77, 78, 79 SA/NSA
  • HSDPA speed
    21.1 Mbps
    42.2 Mbps
  • HSUPA speed
    5.76 Mbps
    5.76 Mbps
  • EV-DO speed
    -
    EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
  • LTE speed
    -
    LTE-A
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2023-03
    2021-03
  • Status
    2023-03
    2021-03
  • Design
  • Build
    Plastic
    Aluminium alloy, glass
  • SIM
    Dual SIM (Nano-SIM, dual stand-by)
    Dual SIM (Nano-SIM, dual stand-by)
  • Height
    138 mm
    163.8 mm
  • Width
    65 mm
    76.4 mm
  • Thickness
    10.8 mm
    9.9 mm
  • Weight
    143 g
    210 g
  • Build features
    -
    Physical pop-up gaming triggers
  • Colors
    Black, Green
    Black, Blue, Magic Black, Silver
  • Display
  • Display type
    IPS TFT
    Super AMOLED
  • Physical size
    4 inches
    6.67 inches
  • Resolution
    480 x 584 pixels
    1080 x 2400 pixels
  • Pixel density
    245 ppi
    395 ppi
  • Display colors
    16777216
    16777216
  • Protection
    -
    Scratch resistant
  • Display features
    -
    Always-on display, 144Hz, HDR10+, 1300 nits (peak)
  • Hardware
  • CPU
    -
    Octa-core
  • CPU
    Quad-core 1.3 GHz Cortex-A53
    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
    Mediatek MT6739WA
    Qualcomm SM8250-AC Snapdragon 870 5G
  • GPU
    PowerVR GE8100
    Adreno 650
  • Memory RAM
    2 GB
    6, 8, 12 GB
  • Internal storage
    16 GB
    128, 256 GB
  • Memory card
    microSD, microSDHC, microSDXC
    No
  • Memory card max
    128 GB
    -
  • Storage
    -
    UFS 3.1
  • OS
  • OS
    Android 12 Go Edition
    Android 11, Joy UI 12.5
  • Main camera
  • Camera type
    Single
    Triple
  • Main camera
    5 MP
    48 MP, (wide) , f/1.8 , 1/2.0" , 0.8 µm
  • (ultrawide) , 8 MP, f/2.2 , 120˚ , 1/4.0" , 1.12 µm
  • (macro) , 5 MP, f/2.4
  • Primary camera resolution
    2560 x 1920 pixels
    8000 x 6000 pixels
  • Primary camera video
    720p@30fps
    4K@30/60fps, 1080p@30/60/240fps, 1080p@960fps
  • Primary camera flash
    LED flash
    LED flash
  • Camera features
    Autofocus, geotagging, HDR, touch focus, face detection, self-timer
    Autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus
  • Selfie camera
  • Selfie camera type
    Single
    Single
  • Selfie camera
    2 MP
    20 MP, (wide) , f/2.0 , 0.8 µm
  • Selfie camera resolution
    1920 x 1080 pixels
    5184 x 3880 pixels
  • Selfie camera features
    Face unlock
    HDR
  • Selfie camera video
    480p@30fps
    1080p@30fps
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes, with stereo speakers
  • Earpiece
    Yes
    Yes
  • Multimedia
  • Radio
    FM Radio
    No
  • Connectivity
  • WLAN
    Wi-Fi 802.11b, 802.11g, 802.11n
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
  • WLAN WiFi Hotspot
    Yes
    Yes
  • WLAN WiFi Direct
    -
    Yes
  • WLAN WiFi Dual Band
    -
    Yes
  • USB
    microUSB 2.0
    Type-C 2.0
  • Bluetooth
    v4.2
    v5.2
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    -
    Yes
  • Bluetooth AptX
    -
    aptX HD, aptX Adaptive
  • NFC
    Yes
    Yes
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    -
    Yes
  • GALILEO
    -
    Yes
  • BDS
    -
    Yes
  • QZSS
    -
    Yes
  • Features
  • Sensors
    Accelerometer, light
    Accelerometer, barometer, compass, fingerprint, gyroscope, proximity
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Po
    Li-Po
  • Battery capacity
    2350 mAh
    4500 mAh
  • Battery removable
    Removable
    Non-removable
  • Fast battery charging
    -
    Quick Charge (100% in 17 min)
  • Tests and performance
  • Antutu
    46844 (v8)
    640000 (v8)
  • Geekbench(single-core)
    157 (v5.2)
    1009 (v5.2)
  • Geekbench(multi-core)
    380 (v5.2)
    3329 (v5.2)
  • Cost
  • Price
    65 USD
    380 USD

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