Xiaomi Redmi K50 Gaming vs vivo iQOO U3x
Xiaomi Redmi K50 Gaming
vivo iQOO U3x
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xHSDPA 850, 900, 1700(AWS), 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42LTE frequency band 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41
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5G network5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA/Sub65G band 1, 3, 28, 41, 77, 78 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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EV-DO speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-ALTE-A, 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 announced2022-022021-03
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Status2022-022021-03
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Design
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BuildGlass front (Gorilla Glass Victus), glass back, aluminum framePlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height162.5 mm164.2 mm
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Width76.7 mm75.4 mm
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Thickness8.5 mm8.4 mm
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Weight210 g185.5 g
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Build featuresPhysical magnetic pop-up gaming triggers-
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ColorsBlack, Blue, Gray, AMGAurora, Gray
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Display
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Display typeOLEDIPS LCD
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Physical size6.67 inches6.58 inches
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Resolution1080 x 2400 pixels1080 x 2408 pixels
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Pixel density395 ppi401 ppi
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Display colors107374182416777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass VictusScratch resistant, 2.5D curved glass screen
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Display features120Hz, HDR10+90Hz
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.0 GHz Cortex-X2Dual-core 2.0 GHz Kryo 460
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CPU(second)Triple-core 2.5 GHz Cortex-A710Hexa-core 1.8 GHz Kryo 460
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CPU(third)Quad-core 1.8 GHz Cortex-A510
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ChipsetQualcomm SM8450 Snapdragon 8 Gen 1Qualcomm SM4350 Snapdragon 480 5G
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GPUAdreno 730Adreno 619
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Memory RAM8, 12 GB4, 6, 8 GB
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Internal storage128, 256 GB64, 128 GB
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Memory cardNoNo
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StorageUFS 3.1UFS 2.1
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OS
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OSAndroid 12, MIUI 13Android 11, OriginOS for iQOO 1.0
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Main camera
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Camera typeTripleDual
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Main camera(wide) , 64 MP, f/1.7 , 26 mm, 1/1.73" , 0.8 µm(wide) , 13 MP, f/2.2 , 4x digital zoom
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(ultrawide) , 8 MP, f/2.2 , 120˚(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@30/60/120fps, 720p@960fps, HDR4K@30fps, 1080p@30fps
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Primary camera flashdual-LED 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 camera20 MP8 MP, (wide) , f/2.0
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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@30/60fps, 720p@120fps, HDR1080p@30fps
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Sound
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3.5mm jackNoYes
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LoudspeakerYes, with stereo speakers (4 speakers)Yes
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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 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.2v5.1
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptX-aptX HD
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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, color spectrum, compass, 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 capacity4700 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 3+, 120W (100% in 17 min)Yes
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Tests and performance
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Antutu1035000 (v9)241774 (v8)
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Geekbench(single-core)1279 (v5.2)480 (v5.2)
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Geekbench(multi-core)4222 (v5.2)1649 (v5.2)
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Cost
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Price520 USD190 USD