Allview Viper V1 vs Celkon 2GB Xpress
Allview Viper V1
Celkon 2GB Xpress
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 900, 2100HSDPA 2100
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HSDPA speedHSDPA, 21 Mbps21.1 Mbps
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HSUPA speedHSUPA, 5.76 Mbps5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-62015-7
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Status2013-62015-7
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Design
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SIMDual SIM (dual stand-by)Dual SIM
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Height137.5 mm133.5 mm
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Width68.4 mm66.5 mm
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Thickness7.9 mm10.1 mm
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Weight124.9 g134 g
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ColorsBlack, Blue, WhiteBlack
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Display
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Display typeIPS capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.7 inches4.5 inches
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Resolution720 x 1280 pixels480 x 800 pixels
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Pixel density312 ppi207 ppi
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Hardware
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CPUQuad-core 1.2 GHz ARM Cortex-A7Quad-core 1.2 GHz
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ChipsetMediatek MT6589Spreadtrum 7731
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GPUPowerVR SGX544Mali-400
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Memory RAM1 GB2 GB
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Internal storage4, 16 GB16 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 (Jelly Bean)Android OS, v4.4.2 (KitKat)
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Main camera
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Main camera8 MP5 MP
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Primary camera resolution3264 x 2448 pixels2592 x 1944 pixels
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Primary camera video1080p@30fpsvideo
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Camera features-Yes
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Selfie camera
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Selfie camera2 MP1.3 MP
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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; MP3, WAV ringtones
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Multimedia
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Radio FMFM radioFM 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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WLAN WiFi DirectYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v2.1
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Bluetooth A2DPYes-
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Bluetooth EDRYesYes
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GPSYes, with A-GPSYes
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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 IMIM-
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Messaging Push EmailPush Email-
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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1800 mAh1500 mAh
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Talk time--
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Talk time 2G6 h 20 min-
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Talk time 3G5 h 30 min-
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Standby time280 h-