vivo NEX Dual Display vs vivo X20 Plus UD
vivo NEX Dual Display
vivo X20 Plus UD
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800GSM 900, 1800; CDMA 800 & TD-SCDMA
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 900, 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 19(800), 28(700), 38(2600), 39(1900), 40(2300), 41(2500)LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)
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EV-DO speed3.1 Mbps download, 1.8 Mbps upload-
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LTE speedLTE-A (4CA), Cat16, 1024 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 announced2018-122018-1
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Status2018-122018-1
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Design
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BuildAluminium alloy, glassFront glass, aluminum body
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SIMDual SIM (Nano-SIM, dual stand-by)Hybrid Dual SIM (Nano-SIM, dual stand-by)
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Height157.2 mm155.3 mm
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Width75.3 mm80.1 mm
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Thickness8.1 mm7.5 mm
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Weight199 g181.5 g
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ColorsBlueGold, Matte Black, Rose gold
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Display
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Display typeSuper AMOLED capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size6.39 inches6.43 inches
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Resolution1080 x 2340 pixels1080 x 2160 pixels
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Pixel density403 ppi376 ppi
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Display colors1677721616777216
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ProtectionScratch resistant-
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MultitouchYesYes
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Secondary screen resolution1080 x 1920 pixels-
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Secondary screen physical size5.49 inches-
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Secondary displaySuper AMOLED-
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.7 GHz Kryo 385 GoldQuad-core 2.2 GHz Kryo 260
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CPU(second)quad-core 1.7 GHz Kryo 385 Silverquad-core 1.8 GHz Kryo 260
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ChipsetQualcomm SDM845 Snapdragon 845Qualcomm MSM8956 Plus Snapdragon 660
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GPUAdreno 630Adreno 512
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Memory RAM10 GB4 GB
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Internal storage128 GB128 GB
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Memory cardNomicroSD(uses second SIM slot)
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Memory card max-256 GB
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OS
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OSAndroid 9.0 PieAndroid 7.1.1 (Nougat)
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Main camera
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Camera typeTriple-
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Main camera12 MP, f/1.8 , 1/2.55" , 1.4 µm12 MP, f/1.8
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2 MP, f/1.8
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TOF(time of flight) , f/1.3
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Primary camera resolution4032 x 3024 pixels4032 x 3024 pixels
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Primary camera video2160p@30fps, 1080p@30fps1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flashLED flashLED flash
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Primary camera phase detection autofocusdual pixel phase detection autofocus-
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Camera featuresAutofocus, continuous shooting, digital zoom, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeGeo-tagging, HDR, face detection, panorama, touch focus
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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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 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBType-C 1.0 reversible connectormicroUSB 2.0
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USB On-The-GoYesYes
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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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GLONASSYes-
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BeidouYes-
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging Push Email-Push Email
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SensorsAccelerometer, compass, fingerprint, gyroscope, light, proximityFingerprint (under display), accelerometer, compass, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3500 mAh3900 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes
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Selfie camera
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Selfie camera12 MP, f/2.0
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Selfie camera resolution-4032 x 3024 pixels
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Selfie camera video-1080p@30fps
