Yezz C21 vs vivo NEX Dual Display

Yezz C21
Yezz C21
vivo NEX Dual Display
vivo NEX Dual Display
Yezz C21
vivo NEX Dual Display
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900; CDMA 800
  • 3G network
    -
    HSDPA 850, 900, 1900, 2100
  • 4G network
    -
    LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 19(800), 28(700), 38(2600), 39(1900), 40(2300), 41(2500)
  • EV-DO speed
    -
    3.1 Mbps download, 1.8 Mbps upload
  • LTE speed
    -
    LTE-A (4CA), Cat16, 1024 Mbps download, 150 Mbps upload
  • GPRS
    Up to 48 kbps
    Yes
  • EDGE
    No
    Yes
  • Availability
  • Oficially announced
    2016-7
    2018-12
  • Status
    2016-8
    2018-12
  • Design
  • Build
    -
    Aluminium alloy, glass
  • SIM
    Dual SIM (Mini-SIM)
    Dual SIM (Nano-SIM, dual stand-by)
  • Height
    113 mm
    157.2 mm
  • Width
    48.5 mm
    75.3 mm
  • Thickness
    14.6 mm
    8.1 mm
  • Weight
    70 g
    199 g
  • Colors
    Black, Blue, Red, White
    Blue
  • Display
  • Display type
    TFT
    Super AMOLED capacitive touchscreen
  • Physical size
    1.8 inches
    6.39 inches
  • Resolution
    128 x 160 pixels
    1080 x 2340 pixels
  • Pixel density
    114 ppi
    403 ppi
  • Display colors
    262144
    16777216
  • Protection
    -
    Scratch resistant
  • Multitouch
    -
    Yes
  • Secondary screen resolution
    -
    1080 x 1920 pixels
  • Secondary screen physical size
    -
    5.49 inches
  • Secondary display
    -
    Super AMOLED
  • Hardware
  • CPU
    -
    Octa-core
  • CPU
    321 MHz
    2.7 GHz Quad-core Kryo 385 Gold
  • CPU(second)
    quad-core 1.7 GHz Kryo 385 Silver
  • Chipset
    Spreadtrum SC6531DA
    Qualcomm SDM845 Snapdragon 845
  • GPU
    -
    Adreno 630
  • Memory RAM
    4 MB
    10 GB
  • Internal storage
    4 MB
    128 GB
  • Memory card
    microSD
    No
  • Memory card max
    8 GB
    -
  • Phonebook
    Yes
    -
  • Call records
    Yes
    -
  • Main camera
  • Camera type
    -
    Triple
  • Primary camera
    VGA
    -
  • Main camera
    12 MP, f/1.8 , 1/2.55" , 1.4 µm
  • 2 MP, f/1.8
  • TOF(time of flight) , f/1.3
  • Primary camera resolution
    -
    4032 x 3024 pixels
  • Primary camera video
    video
    2160p@30fps, 1080p@30fps
  • Primary camera flash
    -
    LED flash
  • Primary camera phase detection autofocus
    -
    dual pixel phase detection autofocus
  • Camera features
    No
    Autofocus, continuous shooting, digital zoom, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
  • Selfie camera
  • Secondary camera
    No
    -
  • Sound
  • 3.5mm jack
    No
    Yes
  • Loudspeaker
    Yes
    Yes
  • Notifications
    Vibration, Polyphonic, MP3
    -
  • Earpiece
    -
    Yes
  • Multimedia
  • Radio
    -
    No
  • Radio FM
    Stereo FM radio
    -
  • Connectivity
  • WLAN
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
  • WLAN WiFi Hotspot
    -
    Yes
  • WLAN WiFi Direct
    -
    Yes
  • WLAN WiFi Dual Band
    -
    Yes
  • USB
    microUSB 2.0
    Type-C 1.0 reversible connector
  • USB On-The-Go
    -
    Yes
  • Bluetooth
    v2.1
    v5.0
  • Bluetooth A2DP
    -
    Yes
  • bluetooth LE
    -
    Yes
  • GPS
    No
    Yes, with A-GPS
  • GLONASS
    -
    Yes
  • Beidou
    -
    Yes
  • Features
  • Messaging SMS
    SMS
    -
  • WAP
    Yes
    -
  • Java
    No
    -
  • Sensors
    -
    Accelerometer, compass, fingerprint, gyroscope, light, proximity
  • Battery
  • Battery type
    Li-Ion
    Li-Ion
  • Battery capacity
    600 mAh
    3500 mAh
  • Battery removable
    Removable
    Non-removable
  • Fast battery charging
    -
    Yes
  • Talk time
    3 h
    -
  • Standby time
    180 h
    -
  • OS
  • OS
    -
    Android 9.0 Pie
  • Browser
  • HTML
    -
    HTML5

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