Celkon C820 vs Micromax Canvas Tab P666
Celkon C820
Micromax Canvas Tab P666
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Network
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2G networkGSM 900, 1800GSM 900, 1800
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3G networkHSDPA 2100HSDPA 900, 2100
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HSDPA speedHSDPA21.1 Mbps
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HSUPA speedHSUPA5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-122015-1
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Status2015-1
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Design
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SIMDual SIMMicro-SIM
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Height210 mm213.9 mm
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Width131 mm124.7 mm
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Thickness10.5 mm7.9 mm
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Weight310.5 g
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ColorsBlack, SilverMagnetic Black, Puritan White
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Display
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Display typeCapacitive touchscreenIPS LCD capacitive touchscreen
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Physical size8.0 inches8.0 inches
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Resolution800 x 1280 pixels800 x 1280 pixels
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Pixel density189 ppi189 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1 GHzDual-core 1.2 GHz
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Chipset-Intel Atom
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Memory RAM512 MB1 GB
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Internal storage4 GB8 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, v4.2.2 (Jelly Bean)Android OS, v4.4.2 (KitKat)
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Main camera
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Main camera3.15 MP5 MP
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Primary camera resolution2048 x 1536 pixels2592 x 1944 pixels
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Primary camera videovideo1080p
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Camera features-Geo-tagging
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Selfie camera
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Selfie camera1.3 MP2 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio-No
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Radio FMFM 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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BluetoothYesv4.0
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GPSYesYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push Email-Push Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Sensors-Accelerometer, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity4000 mAh4400 mAh
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Battery removableNon-removableNon-removable
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Talk time14 h15 h
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Standby time500 h325 h
