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Cat B15
Compare Cat B15 and ZTE V821

Cat B15 vs ZTE V821

Cat B15
Cat B15
ZTE V821
ZTE V821
Cat B15
ZTE V821
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA 900, 2100
    -
  • HSDPA speed
    HSDPA, 7.2 Mbps
    -
  • HSUPA speed
    HSUPA, 3.6 Mbps
    -
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2014-12
    2011-6
  • Status
    2014-12
    2011-6
  • Design
  • SIM
    Dual SIM
    Dual SIM (Mini-SIM)
  • Height
    125 mm
    116 mm
  • Width
    69.5 mm
    56.5 mm
  • Thickness
    15 mm
    11.8 mm
  • Weight
    170 g
    120 g
  • Keyboard
    -
    QWERTY
  • Colors
    Black
    Black
  • Display
  • Display type
    TFT capacitive touchscreen
    TFT resistive touchscreen
  • Physical size
    4.0 inches
    -
  • Resolution
    480 x 800 pixels
    320 x 240 pixels
  • Pixel density
    233 ppi
    -
  • Display colors
    16777216
    66560
  • Hardware
  • CPU
    Dual-core 1 GHz
    416 MHz
  • Chipset
    Mediatek MT6577
    Mediatek MT6516
  • GPU
    PowerVR SGX531
    -
  • Memory RAM
    512 MB
    -
  • Internal storage
    4 GB
    256 MB
  • Memory card
    microSD
    microSD
  • Memory card max
    32 GB
    32 GB
  • OS
  • OS
    Android OS, v4.1 (Jelly Bean)
    Android OS, v2.2 (Froyo)
  • Main camera
  • Main camera
    5 MP
    2 MP
  • Primary camera resolution
    2592 x 1944 pixels
    1600 x 1200 pixels
  • Primary camera video
    video
    video
  • Primary camera Autofocus
    autofocus
    autofocus
  • Selfie camera
  • Secondary camera
    VGA camera
    No
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Notifications
    Vibration; Polyphonic, MP3 ringtones
    Vibration; MP3 ringtones
  • Multimedia
  • Radio
    No
    -
  • Radio FM
    -
    FM radio
  • Connectivity
  • WLAN
    Wi-Fi 802.11b, 802.11g, 802.11n
    Wi-Fi 802.11b, 802.11g
  • WLAN WiFi Hotspot
    Yes
    Yes
  • USB
    microUSB 2.0
    microUSB 2.0
  • Bluetooth
    v3.0
    v2.1
  • Bluetooth A2DP
    -
    Yes
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • Features
  • Messaging SMS
    SMS(threaded view)
    SMS(threaded view)
  • Messaging MMS
    MMS
    MMS
  • Messaging Email
    Email
    Email
  • Messaging IM
    IM
    -
  • Messaging Push Email
    Push Email
    -
  • WAP
    -
    WAP 2.0/xHTML
  • Java
    Yes, via Java MIDP emulator
    Yes, via Java MIDP emulator
  • Browser
  • HTML
    Yes
    Yes
  • Battery
  • Battery type
    Li-Ion
    Li-Ion
  • Battery capacity
    2000 mAh
    -
  • Talk time
    16 h
    -
  • Standby time
    456 h
    -

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