Allview Viva H7 LTE vs Celkon A20
Allview Viva H7 LTE
Celkon A20
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 900, 2100HSDPA 2100
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HSDPA speed42.2 Mbps-
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HSUPA speed11.5 Mbps-
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Speed Yes-Yes, 384 kbps
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced20142013-8
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Status20142013-8
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height188 mm
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Width108 mm
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Thickness9 mm
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Weight265 g
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ColorsBlack, WhiteBlack
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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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Resolution600 x 1024 pixels480 x 800 pixels
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Pixel density170 ppi233 ppi
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Display colors16777216-
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Hardware
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CPUQuad-core 1.5 GHz ARM Cortex-A53Dual-core 1.2 GHz
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ChipsetMediatek MT8732-
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GPUMali-T760-
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Memory ROM-256 MB
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Memory RAM1 GB512 MB
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Internal storage8 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, v4.4.4 (KitKat)Android OS, v4.2.0 (Jelly Bean)
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Main camera
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Main camera2 MP3.15 MP
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Primary camera resolution1600 x 1200 pixels2048 x 1536 pixels
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Primary camera videovideovideo
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Camera featuresGeo-tagging-
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Selfie camera
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Secondary cameraVGA cameraVGA camera
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration, Polyphonic, MP3 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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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0Yes
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Bluetooth EDRYes-
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GPSYes, with A-GPSNo
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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 Email
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Messaging Push MailPush Mail-
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JavaNoYes, via Java MIDP emulator
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SensorsAccelerometer, proximity-
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Browser
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HTMLHTML5Yes
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity2500 mAh1500 mAh
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Talk time4 h 30 min-
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Standby time250 h-
