Xiaomi Redmi K50 Ultra vs vivo iQOO 8
Xiaomi Redmi K50 Ultra
vivo iQOO 8
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xHSDPA 850, 900, 2100
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4G networkLTE frequency band 1, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28
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5G network5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA5G band 1, 5, 8, 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 2.4 Mbps download, 0.15 Mbps upload
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LTE speedLTE-ALTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-082021-08
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Status2022-082021-08
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Design
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BuildAluminium alloy, glassAluminium alloy, glass
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height163.1 mm159 mm
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Width75.9 mm75.1 mm
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Thickness8.6 mm8.6 mm
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Weight202 g200 g
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ColorsBlack, Blue, Gray, Mercedes AMGBlack, Orange, White
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Display
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Display typeOLEDAMOLED
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Physical size6.67 inches6.56 inches
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Resolution1220 x 2712 pixels1080 x 2376 pixels
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Pixel density446 ppi398 ppi
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Display colors167772161073741824
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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 features144Hz, HDR10+, Dolby Vision120Hz, HDR10
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.19 GHz Cortex-X2Single-core 2.84 GHz Kryo 680
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CPU(second)Triple-core 2.75 GHz Cortex-A710Triple-core 2.42 GHz Kryo 680
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CPU(third)Quad-core 1.8 GHz Cortex-510Quad-core 1.80 GHz Kryo 680
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ChipsetQualcomm SM8475 Snapdragon 8+ Gen 1Qualcomm SM8350 Snapdragon 888 5G
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GPUAdreno 730Adreno 660
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Memory RAM8, 12 GB8, 12 GB
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Internal storage128, 256, 512 GB128, 256 GB
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Memory cardNoNo
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StorageUFS 3.1UFS 3.1
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OS
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OSAndroid 12, MIUI 13Android 11, OriginOS
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 108 MP, f/1.6 , 1/1.67" , 0.64 µm(wide) , 50 MP, f/1.8 , 1/2.0" , 0.8 µm, 23 mm, 20x digital zoom
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(ultrawide) , 8 MP, f/2.2 , 120˚(telephoto) , 13 MP, f/2.2 , 50 mm
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(macro) , 2 MP, f/2.4(ultrawide) , 13 MP, f/2.2 , 120˚
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Primary camera resolution12000 x 9000 pixels8000 x 6000 pixels
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Primary camera video4K@30/60fps, 1080p@30/60/120/240/960fps4K@30fps, 1080p@30fps
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Primary camera flashLED flashdual-LED dual-tone flash
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Camera featuresAutofocus, continuous shooting, digital zoom, optical 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 autofocus, flicker sensorAutofocus, continuous shooting, digital zoom, optical 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, macro-mode, phase detection autofocus, RAW
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera(wide) , 20 MP(wide) , 16 MP, f/2.5
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Selfie camera resolution-4608 x 3456 pixels
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Selfie camera featuresHDRFace unlock, HDR
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Selfie camera video1080p@30/60fps, 720p@120fps1080p@30fps
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Sound
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3.5mm jackNoNo
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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 2.0Type-C 2.0
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USB On-The-GoYes-
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Bluetoothv5.2v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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bluetooth LDAC-Yes
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Bluetooth AptX-aptX HD
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InfraredYes-
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NFCYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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GALILEOYes-
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BDSYes-
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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, gyroscope, 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 mAh4350 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 3+, 120W (100% in 19 min)Super FlashCharge
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Talk time 4G-11.5 h
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Tests and performance
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Antutu1135000 (v9)822100 (v9)
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Geekbench(single-core)1245 (v5.2)1179 (v5.2)
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Geekbench(multi-core)4209 (v5.2)3893 (v5.2)
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Cost
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Price450 USD580 USD