Acer Iconia Tab A1-810 vs Lenovo S820
Acer Iconia Tab A1-810
Lenovo S820
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Network
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2G networkGSM 900, 1800, 1900
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3G network-HSDPA 900, 2100
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HSDPA speed-HSDPA
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HSUPA speed-HSUPA
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2013-42013-5
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Status2013-52013-5
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Design
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SIMNoDual SIM
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Height208.7 mm139.5 mm
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Width145.7 mm69.7 mm
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Thickness11.1 mm9 mm
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Weight410 g143 g
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ColorsBlackCharcoal Black, Flamingo red, Pearl White
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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 inches4.7 inches
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Resolution768 x 1024 pixels720 x 1280 pixels
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Pixel density162 ppi312 ppi
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Display colors1677721616777216
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Hardware
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CPUQuad-core 1.2 GHzQuad-core 1.2 GHz ARM Cortex-A7
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ChipsetMediatek MT8125Mediatek MT6589
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GPUPowerVR SGX544PowerVR SGX544
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Memory RAM1 GB1 GB
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Internal storage16 GB4, 8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v4.2 (Jelly Bean)Android OS, v4.2 (Jelly Bean)
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Main camera
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Main camera5 MP12 MP
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Primary camera resolution2592 x 1944 pixels4000 x 3000 pixels
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Primary camera videovideovideo
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Primary camera Autofocusautofocusautofocus
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraVGA camera-
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Selfie camera2 MP
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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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Radio antenna-built-in antenna
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v3.0
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Bluetooth A2DPYesYes
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GPSYesYes, 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 IMIMIM
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Messaging Push EmailPush EmailPush Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLHTML5Yes
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity4960 mAh2000 mAh
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Battery removableNon-removable-
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Talk time10 h-
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Talk time 2G-22 h
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Talk time 3G-10 h
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Standby time350 h-
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Standby time 2G-140 h
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Standby time 3G-140 h