Amazon Kindle Fire HDX vs Celkon A20
Amazon Kindle Fire HDX
Celkon A20
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkHSDPAHSDPA 2100
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4G networkLTE-
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HSPA+ speedHSPA+-
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Speed Yes-Yes, 384 kbps
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LTE speedLTE-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-92013-8
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Status2013-102013-8
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Design
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SIMMicro-SIMDual SIM (Mini-SIM)
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Height186 mm
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Width128 mm
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Thickness9 mm
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Weight303 g
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ColorsBlackBlack
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Display
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Display typeIPS LCD capacitive touchscreenTFT capacitive touchscreen
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Physical size7.0 inches4.0 inches
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Resolution1200 x 1920 pixels480 x 800 pixels
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Pixel density323 ppi233 ppi
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Display colors16777216-
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Hardware
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CPUQuad-core 2.2 GHz Krait 400Dual-core 1.2 GHz
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ChipsetQualcomm Snapdragon 800-
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GPUAdreno 330-
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Memory ROM-256 MB
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Memory RAM2 GB512 MB
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Internal storage16, 32, 64 GB-
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Memory cardmicroSD
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Memory card max-32 GB
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OS
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OSAndroid OS, v4.x (Jelly Bean)Android OS, v4.2.0 (Jelly Bean)
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Main camera
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Main camera1.3 MP3.15 MP
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Primary camera resolution1280 x 1024 pixels2048 x 1536 pixels
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Primary camera video720pvideo
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Selfie camera
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Secondary cameraNoVGA camera
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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RadioNo-
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Dual BandYes-
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesYes
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GPSYes, with A-GPSNo
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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 Email
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JavaNoYes, via Java MIDP emulator
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Browser
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HTMLHTML5 (Amazon Silk)Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity-1500 mAh
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Battery removableNon-removable-
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Talk time11 h-
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Standby time--
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