vivo U20 vs vivo iQOO Z1x
vivo U20
vivo iQOO Z1x
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMA
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3G networkHSDPA 850, 900, 2100HSDPA 850, 900, 1700(AWS), 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 40(2300), 41(2500)LTE frequency band 1, 3, 4, 5, 8, 34, 38, 39, 40, 41
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE, 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 announced2019-112020-07
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Status2019-112020-07
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Design
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BuildPlastic-
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height162.2 mm164.2 mm
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Width76.5 mm76.5 mm
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Thickness8.9 mm9.1 mm
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Weight193 g199.5 g
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ColorsBlack, BlueBlack, Blue, White
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size6.53 inches6.57 inches
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Resolution1080 x 2340 pixels1080 x 2408 pixels
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Pixel density395 ppi400 ppi
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Display colors1677721616777216
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ProtectionScratch resistantScratch resistant
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MultitouchYes-
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Display features-HDR10, 120Hz refresh rate
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.0 GHz Kryo 460 GoldSingle-core 2.4 GHz Kryo 475 Prime
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CPU(second)Hexa-core 1.7 GHz Kryo 460 SilverSingle-core 2.2 GHz Kryo 475 Gold
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CPU(third)Hexa-core 1.8 GHz Kryo 475 Silver
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ChipsetQualcomm SDM675 Snapdragon 675Qualcomm SDM765 Snapdragon 765G
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GPUAdreno 612Adreno 620
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Memory RAM4, 6 GB6, 8 GB
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Internal storage64 GB64, 128 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max256 GB-
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Storage-UFS 2.1
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OS
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OSFuntouch 9.2 OS (Android 9.0 Pie)iQOO UI 1.0 (Android 10)
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Main camera
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Camera typeTripleTriple
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Main camera16 MP, f/1.848 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm
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8 MP, f/2.2 , 13 mm2 MP, f/2.4
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2 MP, f/2.42 MP, f/2.4
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Primary camera resolution4608 x 3456 pixels-
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Primary camera video2160p@30fps, 1080p@30fps4K@30fps, 1080p@30fps; gyro-EIS
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeHDR, Panorama
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Selfie camera
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Selfie camera16 MP, f/2.0 , 26 mm, 1/3.1" , 1.0 µm16 MP, f/2.0
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Selfie camera resolution4608 x 3456 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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RadioFM RadioNo
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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, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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Wi-Fi displayYes-
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WLAN WiFi Dual BandYesYes
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USBmicroUSB 2.0Type-C 1.0 reversible connector
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USB On-The-GoYes-
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Bluetoothv5.0v5.1
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptX-aptX HD
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NFC-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BeidouYes-
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BDS-Yes
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, light, proximityAccelerometer, compass, fingerprint, 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 capacity5000 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesSuper Flash Charge 2.0
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Cost
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Price155 USD260 USD
