Intex IRist Smartwatch vs vivo Y31
Intex IRist Smartwatch
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 1900, 2100HSDPA 850, 900, 2100
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HSPA speedHSPAHSPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-72015-9
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Status2015-82015-10
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Design
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SIMYesDual SIM
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Height44 mm137.2 mm
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Width44 mm68.8 mm
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Thickness14 mm8.4 mm
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Weight83 g137 g
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ColorsOrange, black, pinkBlack, White
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Display
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Display typeOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size1.56 inches4.7 inches
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Resolution240 x 240 pixels720 x 1280 pixels
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Pixel density218 ppi312 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1.2 GHzQuad-core 1.3 GHz
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ChipsetMediatek MT6572Mediatek MT6580
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GPUMali-400-
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Memory RAM512 MB1 GB
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Internal storage4 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 camera5 MP8 MP
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Primary camera resolution2592 x 1944 pixels3264 x 2448 pixels
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Primary camera videovideovideo
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Primary camera flash-LED flash
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Camera featuresFace detectionGeo-tagging, HDR, touch focus
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Selfie camera
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Secondary cameraNo-
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Selfie camera2 MP
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration; MP3 ringtonesVibration; MP3, WAV ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLANWi-FiWi-Fi
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesYes
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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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JavaNoNo
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SensorsAccelerometer, compass, gyroAccelerometer, compass, proximity
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Browser
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HTML-HTML5
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BrowserYes-
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity600 mAh2100 mAh
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Talk time4 h-
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Standby time200 h-