Celkon A20 vs Samsung Galaxy Tab A & S Pen
Celkon A20
Samsung Galaxy Tab A & S Pen
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Network
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2G networkGSM 900, 1800
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3G networkHSDPA 2100-
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Speed YesYes, 384 kbps-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2013-82015-7
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Status2013-82015-7
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Design
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SIMDual SIM (Mini-SIM)No
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Height242.5 mm
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Width166.8 mm
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Thickness7.5 mm
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Weight487 g
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ColorsBlackBlack, White
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Display
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Display typeTFT capacitive touchscreenTFT capacitive touchscreen
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Physical size4.0 inches9.7 inches
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Resolution480 x 800 pixels768 x 1024 pixels
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Pixel density233 ppi132 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1.2 GHzQuad-core 1.2 GHz
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Memory ROM256 MB-
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Memory RAM512 MB2 GB
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Internal storage-16 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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OS
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OSAndroid OS, v4.2.0 (Jelly Bean)Android OS, v5.0 (Lollipop)
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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 videovideo720p
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Primary camera Autofocus-autofocus
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Camera features-Geo-tagging
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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, dual speakers
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NotificationsVibration, Polyphonic, MP3 ringtonesYes
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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 Hotspot-Yes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv4.1
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Bluetooth A2DP-Yes
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GPSNoYes
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GLONASS-Yes
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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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 emulatorNo
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Sensors-Accelerometer, compass
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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 capacity1500 mAh6000 mAh
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Battery removable-Non-removable
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Talk time-14 h 30 min
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Standby time--
