Celkon Q455 vs Lenovo Tab 2 A7-20
Celkon Q455
Lenovo Tab 2 A7-20
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Network
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2G networkGSM 900, 1800No
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3G networkHSDPA 2100-
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HSDPA speedHSDPA-
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GPRSYesNo
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EDGEYesNo
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Availability
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Oficially announced2014-122015-1
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Status2014-122015-1
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Design
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SIMDual SIM (Mini-SIM)No
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Height136.5 mm189 mm
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Width68 mm105 mm
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Thickness7.9 mm9.3 mm
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Weight83.7 g269 g
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ColorsBlack, Blue, WhiteBlack
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.5 inches7.0 inches
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Resolution540 x 960 pixels600 x 1024 pixels
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Pixel density245 ppi170 ppi
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Display colors-16777216
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Multitouch-Yes, max 5 fingers
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Hardware
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CPUQuad-core 1.2 GHzQuad-core 1.3 GHz ARM Cortex-A7
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Chipset-Mediatek MT8127
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GPU-Mali-450MP4
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Internal storage16 GB8, 16 GB
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Memory RAM1 GB1 GB
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Memory cardmicroSDmicroSD
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Memory card max64 GB32 GB
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OS
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OSAndroid OS, v4.4.2 (KitKat)Android OS, v4.4 (KitKat)
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Main camera
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Main camera8 MP2 MP
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Primary camera resolution3264 x 2448 pixels-
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Primary camera videovideovideo
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Selfie camera
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Secondary camera-VGA camera
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Selfie camera1.3 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 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 IM-IM
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Messaging Push Mail-Push Mail
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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer
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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 capacity2000 mAh3450 mAh
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Battery removable-Non-removable
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Talk time-8 h
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Talk time 3G6 h-
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Standby time-432 h
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