Xiaomi Poco F4 vs vivo iQOO U3x 4G
Xiaomi Poco F4
vivo iQOO U3x 4G
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1900, 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41LTE frequency band 1, 3, 5, 8, 34, 38, 39, 40, 41
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5G network5G band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA-
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed11.52 Mbps5.76 Mbps
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LTE speedLTE-ALTE, 800 Mbps download, 210 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-062021-06
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Status2022-062021-06
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Design
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BuildGlass front (Gorilla Glass 5), glass backGlass front, plastic back, plastic frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height163.2 mm164.4 mm
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Width76 mm76.3 mm
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Thickness7.7 mm8.4 mm
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Weight195 g191.4 g
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Splash resistantIP53-
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Dust proofIP53-
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ColorsBlack, Green, SilverBlack, Silver
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Display
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Display typeAMOLEDIPS LCD
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Physical size6.67 inches6.51 inches
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Resolution1080 x 2400 pixels720 x 1600 pixels
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Pixel density395 ppi270 ppi
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Display colors107374182416777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5Scratch resistant, 2.5D curved glass screen
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Display features120Hz, HDR10+, Dolby Vision, 900 nits (HBM), 1300 nits (peak)-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.2 GHz Kryo 585Dual-core 2.0 GHz Cortex-A75
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CPU(second)Triple-core 2.42 GHz Kryo 585Hexa-core 1.8 GHz Cortex-A55
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CPU(third)Quad-core 1.8 GHz Kryo 585
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ChipsetQualcomm SM8250-AC Snapdragon 870 5GMediatek Helio G80
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GPUAdreno 650Mali-G52 MC2
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Memory RAM6, 8, 12 GB4, 6 GB
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Internal storage128, 256 GB128 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-1 TB
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StorageUFS 3.1eMMC 5.1
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OS
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OSAndroid 12, MIUI 13 for POCOAndroid 11, OriginOS 1.0 for iQOO
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Main camera
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Camera typeTripleDual
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Main camera(wide) , 64 MP, f/1.8 , 1/2.0" , 0.7 µm(wide) , 13 MP, f/2.2 , 4x digital zoom
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(ultrawide) , 8 MP, f/2.2 , 119˚ , 1/4.0" , 1.12 µm(depth) , 2 MP, f/2.4
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(macro) , 2 MP, f/2.4
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Primary camera resolution9280 x 6920 pixels4160 x 3120 pixels
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Primary camera video4K@30/60fps, 1080p@30/60fps1080p@30fps
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital 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, phase detection autofocusAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera(wide) , 20 MP, f/2.5 , 1/3.06" , 0.8 µm(wide) , 8 MP, f/1.8
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Selfie camera resolution-3264 x 2448 pixels
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Selfie camera featuresFace unlock, HDRFace unlock
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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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LoudspeakerYes, with stereo speakersYes
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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, 802.11ac, 802.11axWi-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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WLAN WiFi Dual BandYesYes
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USBType-C 2.0microUSB 2.0
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USB On-The-GoYesYes
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Bluetoothv5.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptX-aptX
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InfraredYes-
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NFCYes (market dependent)No
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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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BDSYesYes
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QZSSYes-
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NavICYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscopeAccelerometer, 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 capacity4500 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 3+, 67W (100% in 38 min)Yes, 18W
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Talk time 4G-24.1 h
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Tests and performance
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Antutu715000 (v9)200000 (v8)
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Geekbench(single-core)932 (v5.2)480 (v5.2)
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Geekbench(multi-core)3269 (v5.2)1649 (v5.2)
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Cost
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Price360 USD140 USD