Acer Iconia Tab A3-A20 vs ZTE Optik
Acer Iconia Tab A3-A20
ZTE Optik
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Network
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2G networkCDMA 800, 1900
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3G network-CDMA2000 1xEV-DO
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EV-DO speed-3.1 Mbps
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GPRS
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EDGE
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Availability
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Oficially announced2014-102012-2
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Status2014-102012-2
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Design
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SIMNoMini-SIM
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Height256.5 mm193 mm
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Width170.2 mm119.4 mm
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Thickness10.2 mm13.2 mm
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Weight508 g400 g
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ColorsBlack, WhiteBlack
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Display
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Display typeLED-backlit IPS LCD capacitive touchscreenTFT capacitive touchscreen
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Physical size10.1 inches7.0 inches
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Resolution1280 x 800 pixels800 x 1280 pixels
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Pixel density149 ppi216 ppi
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Display colors16777216-
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A7Dual-core 1.2 GHz Scorpion
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ChipsetMediatek MT8127Qualcomm MSM8660 Snapdragon
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GPUMali-450MP4-
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Memory RAM1 GB1 GB
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Internal storage16 GB16 GB
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Memory cardmicroSDmicroSD
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Memory card max128 GB32 GB
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OS
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OSAndroid OS, v4.4 (KitKat)Android OS, v3.2 (Honeycomb)
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Main camera
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Main camera5 MP5 MP
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Primary camera resolution2592 x 1944 pixels2592 x 1944 pixels
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Primary camera video1080pvideo
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Primary camera Autofocus-autofocus
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Camera featuresGeo-tagging-
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Selfie camera
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Selfie camera2 MP2 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes, with stereo speakers
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NotificationsMP3, WAV ringtonesN/A
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g
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WLAN WiFi HotspotYesYes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v2.1
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Bluetooth A2DP-Yes
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Bluetooth EDR-Yes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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JavaNoYes, via Java MIDP emulator
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SensorsAccelerometer-
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Browser
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HTMLHTML5HTML5
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Adobe Flash-Yes
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity5910 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Talk time9 h-
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Standby time--
