LG K31 vs vivo NEX 3 5G
LG K31
vivo NEX 3 5G
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 2, 4, 5, 12, 13, 25, 26, 41, 66, 71LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 20(800), 26(850), 28(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
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5G network-5G NSA; N41, N78
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTELTE-A (5CA), Cat18, 1200 Mbps download, 150 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-082019-9
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Status2020-082019-9
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Design
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BuildPlasticFront/back glass, aluminum frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height147.8 mm167.4 mm
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Width71.1 mm76.1 mm
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Thickness8.6 mm9.4 mm
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Weight146 g218.5 g
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MIL-STD-810GYes-
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ColorsSilverBlack, Blue
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Display
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Display typeIPS LCD capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size5.7 inches6.89 inches
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Resolution720 x 1520 pixels1080 x 2256 pixels
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Pixel density295 ppi363 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, 3D curved glass screen
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Multitouch-Yes
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Hardware
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CPU-Octa-core
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CPUOcta-core 2.0 GHz Cortex-A53Single-core 2.96 GHz Kryo 485
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CPU(second)Triple-core 2.42 GHz Kryo 485
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CPU(third)Quad-core 1.8 GHz Kryo 485
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Chipset-Qualcomm SDM855 Snapdragon 855+
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GPU-Adreno 640
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Memory RAM2 GB8, 12 GB
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Internal storage32 GB256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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StorageeMMC 5.1UFS 3.0
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OS
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OSAndroid 10.0 (LG UX 9.1)Funtouch 9.1 OS (Android 9.0 Pie)
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Main camera
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Camera typeDualTriple
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Main camera13 MP, f/1.8 , 27 mm, 1/3.1" , 1.12 µm64 MP, f/1.8 , 1/1.7" , 0.8 µm
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5 MP, f/2.2 , 1/5.0" , 1.12 µm13 MP, f/2.5 , 13 mm
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13 MP, f/2.2
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Primary camera resolution4160 x 3120 pixels-
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Primary camera video1080p@30fps2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocusAutofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
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Selfie camera
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Selfie camera5 MP, f/2.2 , 24 mm, 1/5.0" , 1.12 µm16 MP
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Selfie camera resolution2560 x 1920 pixels-
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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Wi-Fi display-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 1.0 reversible connector
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USB On-The-Go-Yes
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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GALILEO-Yes
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BDS-Yes
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Features
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SensorsAccelerometer, fingerprintAccelerometer, compass, fingerprint, gravity, gyroscope, light, proximity, in-display fingerprint sensor
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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 capacity3000 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Super FlashCharge
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Cost
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Price150 USD800 USD
