Icemobile Gravity 4.0 vs NIU GO 21
Icemobile Gravity 4.0
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 850, 1900, 2100-
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2015-32014-5
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Status2014-112014-6
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Design
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SIMYesDual SIM (Mini-SIM)
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Height140.4 mm105 mm
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Width75.8 mm44.9 mm
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Thickness16.3 mm14.2 mm
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Weight316 g66 g
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ColorsBlack, Green, Orange, White, YellowBlack, Blue, Gray, Green, Orange, Red
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Display
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Display typeIPS LCD capacitive touchscreenTFT
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Physical size4.02 inches1.8 inches
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Resolution480 x 854 pixels128 x 160 pixels
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Pixel density244 ppi114 ppi
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Display colors-66560
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Hardware
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CPUQuad-core 1.2 GHz ARM Cortex-A7
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ChipsetMediatek MT6582-
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GPUMali-400MP2-
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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 camera8 MP
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Primary camera resolution3264 x 2448 pixels640 x 480 pixels
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Primary camera videovideono
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Selfie camera
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Secondary camera-No
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Selfie camera1.3 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 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
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WLAN WiFi HotspotYes-
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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 EDR-Yes
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GPSYesNo
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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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WAP-Yes
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JavaYes, via Java MIDP emulatorNo
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Browser
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HTMLYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2800 mAh650 mAh
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Talk time-6 h
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Talk time 2G12 h-
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Talk time 3G7 h 30 min-
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Standby time-200 h
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Standby time 2G300 h-
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Standby time 3G300 h-
