Zoji Z9 vs vivo U20
Zoji Z9
vivo U20
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkW-CDMA 900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 18(800), 38(2600), 39(1900), 40(2300), 41(2500)LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 40(2300), 41(2500)
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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LTE speedLTE Cat 4, 301.5 Mbps download, 51 Mbps uploadLTE, Cat12, 603 Mbps download, 102 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-72019-11
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Status2018-72019-11
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Design
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Build-Plastic
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SIMDual SIM (Nano-SIM/microSD)Dual SIM (Nano-SIM, dual stand-by)
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Height163.5 mm162.2 mm
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Width79 mm76.5 mm
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Thickness14.5 mm8.9 mm
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Weight180 g193 g
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WaterproofIP68-
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Dust proofIP68-
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ColorsBlack, OrangeBlack, Blue
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Display
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Display typeIPS capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.7 inches6.53 inches
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Resolution720 x 1440 pixels1080 x 2340 pixels
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Pixel density282 ppi395 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass, In-cellScratch resistant
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MultitouchYesYes
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.0 GHz Cortex-A53Dual-core 2.0 GHz Kryo 460 Gold
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CPU(second)quad-core 1.5 GHz Cortex-A53Hexa-core 1.7 GHz Kryo 460 Silver
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ChipsetMediaTek Helio P23 (MT6763V)Qualcomm SDM675 Snapdragon 675
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GPUMali-G71 MP2Adreno 612
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Memory RAM6 GB4, 6 GB
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Internal storage64 GB64 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max256 GB256 GB
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OS
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OSAndroid 8.1 OreoFuntouch 9.2 OS (Android 9.0 Pie)
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Main camera
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Camera typeSingleTriple
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Main camera22 MP, f/216 MP, f/1.8
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8 MP, f/2.2 , 13 mm
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2 MP, f/2.4
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Primary camera resolution5344 x 4008 pixels4608 x 3456 pixels
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Primary camera video1080p@30fps2160p@30fps, 1080p@30fps
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Primary camera flashdual LED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeAutofocus, 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 camera13 MP16 MP, f/2.0 , 26 mm, 1/3.1" , 1.0 µm
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Selfie camera resolution4160 x 3120 pixels4608 x 3456 pixels
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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EarpieceYesYes
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Headphone adapterYes-
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Multimedia
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RadioFM RadioFM Radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHzWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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Wi-Fi display-Yes
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WLAN WiFi Dual BandYesYes
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USBType-C reversible connectormicroUSB 2.0
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USB On-The-GoYesYes
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Bluetoothv4.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEO-Yes
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BeidouYesYes
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Features
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SensorsAccelerometer, fingerprint, proximity, light, Gyroscope, Heart rateAccelerometer, compass, fingerprint, gyroscope, light, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity5500 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes
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Talk time 2G29 h-
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Talk time 3G29 h-
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Standby time 2G480 h-
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Standby time 3G480 h-
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Cost
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Price-155 USD