Xiaomi Mix Fold 2 vs vivo iQOO U3x 4G
Xiaomi Mix Fold 2
vivo iQOO U3x 4G
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DOHSDPA 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, 34, 38, 39, 40, 41, 42LTE frequency band 1, 3, 5, 8, 34, 38, 39, 40, 41
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5G network5G band 1, 3, 5, 8, 20, 28, 38, 40, 41, 77, 78, 79 SA/NSA-
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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 speedLTE-A (CA)LTE, 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 announced2022-082021-06
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Status2022-082021-06
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Design
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BuildGlass, aluminium alloyGlass 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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Height161.1 mm164.4 mm
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Width73.9 mm76.3 mm
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Thickness11.2 mm8.4 mm
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Height unfolded161.1 mm-
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Width unfolded144.7 mm-
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Thickness unfolded5.4 mm-
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Weight262 g191.4 g
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ColorsBlack, GoldBlack, Silver
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Display
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Display typeFoldable LTPO2 OLEDIPS LCD
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Physical size8.02 inches6.51 inches
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Resolution1914 x 2160 pixels720 x 1600 pixels
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Pixel density360 ppi270 ppi
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Display colors107374182416777216
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ProtectionSchott UTG glass, Corning Gorilla Glass VictusScratch resistant, 2.5D curved glass screen
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Display features120Hz, HDR10+, Dolby Vision, 1000 nits (HBM), 1300 nits (peak)-
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Cover displayAMOLED-
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Cover display physical size6.56 inches-
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Cover display resolution1080 x 2520 pixels-
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Cover display features120Hz, HDR10+, Dolby Vision, 1000 nits (HBM), 1300 nits (peak)-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.19 GHz Cortex-X2Dual-core 2.0 GHz Cortex-A75
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CPU(second)Triple-core 2.75 GHz Cortex-A710Hexa-core 1.8 GHz Cortex-A55
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CPU(third)Quad-core 1.80 GHz Cortex-A510
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ChipsetQualcomm SM8475 Snapdragon 8+ Gen 1Mediatek Helio G80
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GPUAdreno 730Mali-G52 MC2
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Memory RAM12 GB4, 6 GB
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Internal storage256, 512, 1024 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 Fold 13Android 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) , 50 MP, f/1.8 , 1/1.56" , 1.0 µm(wide) , 13 MP, f/2.2 , 4x digital zoom
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(telephoto) , 8 MP, f/2.6 , 45 mm, 2x optical zoom(depth) , 2 MP, f/2.4
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123 , (ultrawide) , 13 MP, f/2.4 , 15 mm, 1.12 µm
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Primary camera resolution8190 x 6120 pixels4160 x 3120 pixels
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Primary camera video8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS1080p@30fps
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Primary camera flashdual LED flashLED flash
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Camera featuresAutofocus, continuous autofocus, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, Dolby Vision, Leica Native Dual Quality, super night 2.0Autofocus, 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/2.4 , 27 mm, 1/3.4" , 0.8 µm(wide) , 8 MP, f/1.8
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Selfie camera resolution5184 x 3880 pixels3264 x 2448 pixels
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Selfie camera featuresFace unlock, HDR, Dolby VisionFace unlock
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Selfie camera video1080p@30/60fps, 720p@120fps1080p@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-CmicroUSB 2.0
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USB On-The-Go-Yes
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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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NFCYesNo
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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, barometer, compass, color spectrum, fingerprint, gyroscope, 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 capacity4500 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 4+, 67W (100% in 40 min)Yes, 18W
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Talk time 4G-24.1 h
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Tests and performance
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Antutu1150000 (v9)200000 (v8)
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Geekbench(single-core)1279 (v5.2)480 (v5.2)
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Geekbench(multi-core)4299 (v5.2)1649 (v5.2)
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Cost
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Price1650 USD140 USD