Samsung Galaxy Tab A 8.0 (2017) vs vivo Y31
Samsung Galaxy Tab A 8.0 (2017)
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, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 17(700), 20(800), 28(700), 38(2600), 40(2300)-
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HSPA speedHSPAHSPA
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LTE speedLTE-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2017-92015-9
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Status2017-92015-10
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Design
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SIMNano-SIMDual SIM
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Height212.1 mm137.2 mm
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Width124.1 mm68.8 mm
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Thickness8.9 mm8.4 mm
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Weight364 g137 g
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ColorsBlack, GoldBlack, White
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size8.0 inches4.7 inches
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Resolution800 x 1280 pixels720 x 1280 pixels
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Pixel density189 ppi312 ppi
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Display colors1677721616777216
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MultitouchYes-
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Hardware
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CPUQuad-core 1.4 GHz ARM Cortex-A53Quad-core 1.3 GHz
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ChipsetQualcomm MSM8917 Snapdragon 425Mediatek MT6580
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GPUAdreno 308-
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Memory RAM2 GB1 GB
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Internal storage16 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max256 GB128 GB
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OS
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OSAndroid 7.1 (Nougat)Android OS, v5.1 (Lollipop)
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Main camera
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Main camera8 MP, f/1.98 MP
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Primary camera resolution-3264 x 2448 pixels
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Primary camera video1080p@30fpsvideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging, HDR, face detection, touch focusGeo-tagging, HDR, touch focus
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Selfie camera
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Selfie camera5 MP2 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; 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 802.11a, 802.11b, 802.11g, 802.11nWi-Fi
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.2Yes
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Bluetooth A2DPYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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BDSYes-
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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 MailPush MailPush Mail
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JavaNoNo
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SensorsAccelerometerAccelerometer, compass, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity5000 mAh2100 mAh
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Battery removableNon-removable-
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Talk time--
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Talk time 2G14 h-
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Talk time 3G36 h-
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Standby time--