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Acer Liquid Z4
Compare Acer Liquid Z4 and Alcatel OT-991

Acer Liquid Z4 vs Alcatel OT-991

Acer Liquid Z4
Acer Liquid Z4
Alcatel OT-991
Alcatel OT-991
Acer Liquid Z4
Alcatel OT-991
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA
    HSDPA 850, 1900, 2100
  • HSDPA speed
    HSDPA
    HSDPA, 7.2 Mbps
  • HSUPA speed
    HSUPA
    -
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2014-2
    2012-2
  • Status
    2014-4
    2012
  • Design
  • SIM
    Optional Dual SIM
    Mini-SIM
  • Height
    122 mm
  • Width
    68 mm
  • Thickness
    10.8 mm
  • Weight
    130 g
    131.3 g
  • Colors
    Black/White
    Black, White
  • Display
  • Display type
    TFT capacitive touchscreen
    TFT capacitive touchscreen
  • Physical size
    4.0 inches
    4.0 inches
  • Resolution
    480 x 800 pixels
    320 x 480 pixels
  • Pixel density
    233 ppi
    144 ppi
  • Display colors
    -
    262144
  • Hardware
  • CPU
    Dual-core 1.3 GHz
    800 MHz ARM Cortex-A9
  • Chipset
    -
    Mediatek MT6573
  • GPU
    -
    PowerVR SGX531
  • Memory RAM
    512 MB
    -
  • Internal storage
    4 GB
    150 MB
  • Memory card
    microSD
  • Memory card max
    -
    32 GB
  • OS
  • OS
    Android OS, v4.2.2 (Jelly Bean)
    Android OS, v2.3 (Gingerbread)
  • Main camera
  • Main camera
    5 MP
    3.15 MP
  • Primary camera resolution
    2592 x 1944 pixels
    2048 x 1536 pixels
  • Primary camera video
    video
    video
  • Primary camera flash
    LED flash
    LED flash
  • Selfie camera
  • Secondary camera
    No
    Yes
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Notifications
    Vibration, MP3, WAV ringtones
    Vibration; MP3 ringtones
  • Multimedia
  • Radio
    -
  • Radio FM
    -
    Stereo FM radio with RDS
  • Connectivity
  • WLAN
    Wi-Fi
    Wi-Fi 802.11b, 802.11g, 802.11n
  • WLAN WiFi Hotspot
    -
    Yes
  • USB
    microUSB 2.0
    microUSB 2.0
  • Bluetooth
    Yes
    v4.0
  • Bluetooth A2DP
    -
    Yes
  • 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
    -
    1500 mAh
  • Talk time
    -
    -
  • Talk time 2G
    -
    12 h
  • Talk time 3G
    -
    10 h
  • Standby time
    -
    400 h

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