Acer Iconia Tab A3-A20FHD vs HTC Desire 728 Ultra
Acer Iconia Tab A3-A20FHD
HTC Desire 728 Ultra
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G network-HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO
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4G network-LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)
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HSDPA speed-42.2 Mbps
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HSUPA speed-11.5 Mbps
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LTE speed-LTE, Cat4, 150 Mbps download, 50 Mbps upload
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-102016-8
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Status2014-102016-10
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Design
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SIMNoDual SIM (Nano-SIM, dual stand-by)
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Height256.5 mm157.9 mm
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Width170.2 mm77.8 mm
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Thickness10.2 mm7.9 mm
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Weight508 g153 g
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ColorsBlack, WhiteBlack Gold, Cappuccino Brown
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Display
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Display typeLED-backlit IPS LCD capacitive touchscreenSuper LCD2 capacitive touchscreen
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Physical size10.1 inches5.5 inches
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Resolution1920 x 1200 pixels720 x 1280 pixels
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Pixel density224 ppi267 ppi
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Display colors1677721616777216
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Multitouch-Yes
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Hardware
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CPUQuad-core 1.5 GHz ARM Cortex-A7Octa-core 1.5 GHz ARM Cortex-A53
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ChipsetMediatek MT8127Mediatek MT6753
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GPUMali-450MP4Mali-T720MP3
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Memory RAM2 GB3 GB
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Internal storage32 GB32 GB
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Memory cardmicroSDmicroSD
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Memory card max128 GB256 GB
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OS
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OSAndroid OS, v4.4 (KitKat)Android OS, v5.1.1 (Lollipop)
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Main camera
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Main camera5 MP13 MP, f/2.2 , 28 mm
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Primary camera resolution2592 x 1944 pixels-
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Primary camera video1080p1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Camera featuresGeo-taggingGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Selfie camera2 MP5 MP, f/2.8 , 34 mm
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Selfie camera video-1080p@30fps
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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 ringtonesVibration; MP3, WAV ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.1
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Bluetooth A2DP-Yes
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GPS-Yes, with A-GPS
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging EmailEmailEmail
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Messaging IMIM-
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Messaging Push EmailPush EmailPush Email
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JavaNoNo
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SensorsAccelerometerAccelerometer, compass, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity5910 mAh2800 mAh
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Battery removableNon-removableNon-removable
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Talk time8 h-
