Allview Viper L vs NIU GO 21
Allview Viper L
NIU GO 21
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100-
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HSDPA speed21.1 Mbps-
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HSUPA speed11.5 Mbps-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2015-22014-5
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Status2015-22014-6
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM (Mini-SIM)
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Height142 mm105 mm
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Width71.5 mm44.9 mm
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Thickness8.6 mm14.2 mm
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Weight66 g
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ColorsBlack, WhiteBlack, Blue, Gray, Green, Orange, Red
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Display
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Display typeTFT capacitive touchscreenTFT
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Physical size5.0 inches1.8 inches
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Resolution480 x 854 pixels128 x 160 pixels
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Pixel density196 ppi114 ppi
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Display colors-66560
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A7
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ChipsetMediatek MT6582-
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GPUMali-400-
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Memory RAM1 GB-
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Internal storage8 GB64 Mbit
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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, v4.4.2 (KitKat)-
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Main camera
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Main camera5 MP
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Primary camera resolution2592 х 1944 pixels640 x 480 pixels
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Primary camera video1080p@30fpsno
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Camera featuresGeo-tagging, HDR, face/smile detection, touch focus-
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Selfie camera
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FlashLED flash-
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Secondary camera-No
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Selfie camera2 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 ringtones
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Multimedia
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Radio FMFM radioStereo FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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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-GPSNo
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMSMMS
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Messaging EmailEmail-
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Messaging IMIMIM
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Messaging Push MailPush Mail-
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WAP-Yes
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JavaNoNo
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SensorsAccelerometer, compass, proximity-
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1950 mAh650 mAh
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Talk time8 h 30 min6 h
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Standby time195 h200 h
