Icemobile Gravity 4.0 vs vivo Y31
Icemobile Gravity 4.0
vivo Y31
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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, 2100HSDPA 850, 900, 2100
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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HSPA speed-HSPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-32015-9
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Status2014-112015-10
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Design
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SIMYesDual SIM
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Height140.4 mm137.2 mm
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Width75.8 mm68.8 mm
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Thickness16.3 mm8.4 mm
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Weight316 g137 g
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ColorsBlack, Green, Orange, White, YellowBlack, White
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.02 inches4.7 inches
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Resolution480 x 854 pixels720 x 1280 pixels
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Pixel density244 ppi312 ppi
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Display colors-16777216
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Hardware
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CPUQuad-core 1.2 GHz ARM Cortex-A7Quad-core 1.3 GHz
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ChipsetMediatek MT6582Mediatek MT6580
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GPUMali-400MP2-
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Memory RAM1 GB1 GB
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Internal storage8 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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OS
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OSAndroid OS, v4.4.2 (KitKat)Android OS, v5.1 (Lollipop)
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Main camera
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Main camera8 MP8 MP
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Primary camera resolution3264 x 2448 pixels3264 x 2448 pixels
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Primary camera videovideovideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flashLED flash
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Camera features-Geo-tagging, HDR, touch focus
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Selfie camera
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Selfie camera1.3 MP2 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-FiWi-Fi
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0Yes
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Bluetooth A2DPYes-
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GPSYesYes, with A-GPS
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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 Mail-Push Mail
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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer, compass, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity2800 mAh2100 mAh
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Talk time--
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Talk time 2G12 h-
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Talk time 3G7 h 30 min-
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Standby time--
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Standby time 2G300 h-
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Standby time 3G300 h-