Acer Iconia Tab A510 vs Celkon C820
Acer Iconia Tab A510
Celkon C820
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Network
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2G networkGSM 900, 1800
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3G network-HSDPA 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 announced2012-22014-12
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Status2012-4
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Design
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SIMNoDual SIM
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Height259.1 mm210 mm
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Width175.3 mm131 mm
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Thickness10.2 mm10.5 mm
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Weight680 g
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ColorsBlack, SilverBlack, Silver
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Display
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Display typeTFT capacitive touchscreenCapacitive touchscreen
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Physical size10.1 inches8.0 inches
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Resolution1280 x 800 pixels800 x 1280 pixels
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Pixel density149 ppi189 ppi
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Display colors262144-
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A9Dual-core 1 GHz
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ChipsetNvidia Tegra 3-
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GPUULP GeForce-
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Memory RAM1 GB512 MB
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Internal storage16, 32 GB4 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, v4.0 (Ice Cream Sandwich)Android OS, v4.2.2 (Jelly Bean)
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Main camera
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Main camera5 MP3.15 MP
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Primary camera resolution2592 x 1944 pixels2048 x 1536 pixels
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Primary camera video720pvideo
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Primary camera Autofocusautofocus-
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Selfie camera
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Selfie camera1 MP1.3 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes
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NotificationsYesVibration, Polyphonic, MP3 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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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv2.1Yes
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Bluetooth A2DPYes-
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Bluetooth EDRYes-
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GPSYesYes
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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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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesYes
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Adobe FlashYes-
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity9800 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Talk time15 h14 h
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Standby time-500 h
