Samsung Gear S3 classic vs vivo Y31
Samsung Gear S3 classic
vivo Y31
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Network
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2G networkN/AGSM 850, 900, 1800, 1900
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3G network-HSDPA 850, 900, 2100
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HSPA speed-HSPA
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GPRSNoYes
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EDGENoYes
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Availability
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Oficially announced2016-82015-9
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Status2016-102015-10
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Design
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BuildStainless Steel 316L-
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SIMNoDual SIM
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Height49 mm137.2 mm
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Width46 mm68.8 mm
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Thickness12.9 mm8.4 mm
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Weight57 g137 g
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Waterproof1.5m and 30 minutes-
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ColorsSilverBlack, White
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size1.3 inches4.7 inches
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Resolution360 x 360 pixels720 x 1280 pixels
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Pixel density278 ppi312 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass SR+-
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MultitouchYes-
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Hardware
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CPUDual-core 1.0 GHzQuad-core 1.3 GHz
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Chipset-Mediatek MT6580
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Memory RAM768 MB1 GB
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Internal storage4 GB8 GB
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Memory cardmicroSD
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Memory card max-128 GB
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OS
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OSTizen-based wearable platform 2.3.2Android OS, v5.1 (Lollipop)
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Sound
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3.5mm jackNoYes
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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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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi
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USBmicroUSB 2.0
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Bluetoothv4.2Yes
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NFCYes-
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GPSYesYes, with A-GPS
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GLONASSYes-
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMS-MMS
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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, barometer, gyro, heart rateAccelerometer, compass, proximity
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Browser
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HTML-HTML5
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BrowserNo-
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity380 mAh2100 mAh
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Battery removableNon-removable-
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Talk time72 h-
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Standby time--
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Standby time 3G72 h-
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Main camera
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Main camera8 MP
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Primary camera resolution-3264 x 2448 pixels
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Primary camera video-video
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Primary camera flash-LED flash
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Camera features-Geo-tagging, HDR, touch focus
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Selfie camera
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Selfie camera2 MP
