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Acer
Acer Iconia B1-721
Compare Acer Iconia B1-721 and Alcatel Idol 4s

Acer Iconia B1-721 vs Alcatel Idol 4s

Acer Iconia B1-721
Acer Iconia B1-721
Alcatel Idol 4s
Alcatel Idol 4s
Acer Iconia B1-721
Alcatel Idol 4s
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA
    HSDPA 850, 900, 1700(AWS), 1900, 2100
  • 4G network
    -
    LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 28(700); LTE band 2(1900), 4(1700/2100), 5(850), 7(2600), 12(700), 17(700)
  • HSDPA speed
    HSDPA
    42.2 Mbps
  • HSUPA speed
    HSUPA
    5.76 Mbps
  • LTE speed
    -
    LTE, Cat4, 150 Mbps download, 50 Mbps upload
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2014-1
    2016-2
  • Status
    2014-1
    2016-2
  • Design
  • SIM
    Yes
    Dual SIM (Nano-SIM, dual stand-by)
  • Height
    199 mm
    153.9 mm
  • Width
    122.3 mm
    75.4 mm
  • Thickness
    11.4 mm
    7 mm
  • Weight
    323 g
    149 g
  • Colors
    Black/Red
    Dark Gray, Gold, Metal Silver, Rose Gold
  • Display
  • Display type
    TFT capacitive touchscreen
    AMOLED capacitive touchscreen
  • Physical size
    7.0 inches
    5.5 inches
  • Resolution
    600 x 1024 pixels
    1440 x 2560 pixels
  • Pixel density
    170 ppi
    534 ppi
  • Display colors
    -
    16777216
  • Multitouch
    -
    Yes, max 10 fingers
  • Hardware
  • CPU
    Dual-core 1.3 GHz
    Quad-core 1.8 GHz ARM Cortex-A72
  • CPU(second)
    quad-core 1.4 GHz ARM Cortex-A53
  • Chipset
    Mediatek MT8312
    Qualcomm MSM8976 Snapdragon 652
  • GPU
    Mali-400
    Adreno 510
  • Memory RAM
    1 GB
    3 GB
  • Internal storage
    16 GB
    32 GB
  • Memory card
    microSD
    microSD
  • Memory card max
    32 GB
    200 GB
  • OS
  • OS
    Android OS, v4.2 (Jelly Bean)
    Android OS, v6.0.1 (Marshmallow)
  • Main camera
  • Main camera
    16 MP, f/2.0
  • Primary camera resolution
    640 x 480 pixels
    -
  • Primary camera video
    video
    2160p@30fps
  • Primary camera Autofocus
    -
    phase detection autofocus
  • Primary camera flash
    -
    dual-LED (dual tone) flash
  • Camera features
    -
    Geo-tagging, HDR, face detection, panorama, touch focus
  • Selfie camera
  • Flash
    -
    LED flash
  • Secondary camera
    No
    -
  • Selfie camera
    8 MP
  • Selfie camera video
    -
    1080p
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes, with stereo speakers
  • Notifications
    N/A
    Vibration; MP3, WAV ringtones
  • Multimedia
  • Radio
    No
    -
  • Radio FM
    -
    FM radio
  • Connectivity
  • WLAN
    Wi-Fi 802.11b, 802.11g, 802.11n
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
  • WLAN WiFi Hotspot
    -
    Yes
  • WLAN WiFi Direct
    -
    Yes
  • WLAN WiFi Dual Band
    -
    Yes
  • USB
    microUSB 2.0
    microUSB 2.0
  • USB host
    -
    Yes
  • Bluetooth
    Yes
    v4.2
  • Bluetooth A2DP
    -
    Yes
  • bluetooth LE
    -
    Yes
  • GPS
    Yes
    Yes, with A-GPS
  • Features
  • Messaging SMS
    -
    SMS(threaded view)
  • Messaging MMS
    -
    MMS
  • Messaging Email
    Email
    Email
  • Messaging IM
    IM
    IM
  • Messaging Push Email
    Push Email
    Push Email
  • Java
    Yes, via Java MIDP emulator
    No
  • Sensors
    -
    Accelerometer, compass, gyro, proximity
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Po
    Li-Ion
  • Battery capacity
    2955 mAh
    3000 mAh
  • Battery removable
    -
    Non-removable
  • Talk time
    -
    -
  • Standby time
    -
    -

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