Acer Iconia A1-830 vs Xiaomi Redmi 4a
Acer Iconia A1-830
Xiaomi Redmi 4a
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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 & TD-SCDMA
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4G network-LTE frequency band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
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HSPA speed-HSPA
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LTE speed-LTE
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-12016-11
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Status2014-32016-11
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Design
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SIMNoDual SIM
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Height203 mm139.5 mm
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Width138.4 mm70.4 mm
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Thickness8.2 mm8.5 mm
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Weight380 g131.5 g
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ColorsWhiteGold, Rose Gold
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Display
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Display typeLED-backlit IPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size7.9 inches5.0 inches
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Resolution768 x 1024 pixels720 x 1280 pixels
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Pixel density162 ppi294 ppi
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Display colors1677721616777216
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Multitouch-Yes
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Hardware
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CPUDual-core 1.6 GHzQuad-core 1.4 GHz ARM Cortex-A53
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ChipsetIntel Atom Z2560Qualcomm MSM8917 Snapdragon 425
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GPUPowerVR SGX544Adreno 308
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Memory RAM1 GB2 GB
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Internal storage16 GB16 GB
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Memory cardmicroSDmicroSD(uses second SIM slot)
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Memory card max32 GB256 GB
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OS
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OSAndroid OS, v4.2 (Jelly Bean)Android OS, v6.0.1 (Marshmallow)
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Main camera
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Main camera5 MP13 MP, f/2.2
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Primary camera resolution2592 x 1944 pixels-
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Primary camera video1080p1080p@30fps
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Primary camera Autofocusautofocusautofocus
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Primary camera flash-LED flash
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Camera features-Geo-tagging, HDR, face/smile detection, panorama, touch focus
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Selfie camera
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Selfie camera2 MP5 MP, f/2.2
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsN/AVibration; 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 Hotspot-Yes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv3.0v4.1
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Bluetooth A2DP-Yes
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bluetooth LE-Yes
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Infrared-Yes
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GPSYesYes, with A-GPS
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GLONASS-Yes
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BDS-Yes
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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 IMIMIM
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Messaging Push EmailPush Email-
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Messaging Push Mail-Push Mail
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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer, compass, gyro, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity4000 mAh3120 mAh
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Battery removableNon-removableNon-removable
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Talk time7 h 30 min-
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Standby time--