Xiaomi Redmi K50 Ultra vs vivo X Note
Xiaomi Redmi K50 Ultra
vivo X Note
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xHSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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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, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 48, 66
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5G network5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA5G band 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 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-ALTE-A, 1174 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 announced2022-082022-04
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Status2022-082022-04
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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)Nano-SIM
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Height163.1 mm168.8 mm
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Width75.9 mm80.3 mm
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Thickness8.6 mm8.4 mm
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Weight202 g216/221 g
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Waterproof-IP68 (1.5m for 30 mins)
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Dust proof-IP68
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ColorsBlack, Blue, Gray, Mercedes AMGBlack, Blue, Gray
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Display
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Display typeOLEDLTPO AMOLED
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Physical size6.67 inches7.0 inches
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Resolution1220 x 2712 pixels1440 x 3080 pixels
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Pixel density446 ppi486 ppi
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Display colors167772161073741824
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass VictusScratch resistant
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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 3.0 GHz Cortex-X2
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CPU(second)Triple-core 2.75 GHz Cortex-A710Triple-core 2.50 GHz Cortex-A710
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CPU(third)Quad-core 1.8 GHz Cortex-510Quad-core 1.8 GHz Cortex-A510
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ChipsetQualcomm SM8475 Snapdragon 8+ Gen 1Qualcomm SM8450 Snapdragon 8 Gen 1
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GPUAdreno 730Adreno 730
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Memory RAM8, 12 GB8, 12 GB
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Internal storage128, 256, 512 GB256, 512 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 12, Origin OS Ocean
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Main camera
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Camera typeTripleQuad
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Main camera(wide) , 108 MP, f/1.6 , 1/1.67" , 0.64 µm(wide) , 50 MP, f/1.6 , 1/1.31" , 1.2 µm
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(ultrawide) , 8 MP, f/2.2 , 120˚(periscope telephoto) , 8 MP, f/3.4 , 125 mm, 5x optical zoom
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(macro) , 2 MP, f/2.4(telephoto) , 12 MP, f/2.0 , 47 mm, 1/2.93" , 1.2 µm, 2x optical zoom
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(ultrawide) , 48 MP, f/2.2 , 114˚ , 14 mm, 1/2.0" , 0.8 µm
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Primary camera resolution12000 x 9000 pixels8192 x 6144 pixels
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Primary camera video4K@30/60fps, 1080p@30/60/120/240/960fps8K@30fps, 4K@30/60fps, 1080p@30/60fps, gyro-EIS
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Primary camera optics-Zeiss optics
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Primary camera flashLED flashdual-LED 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 autofocus, continuous shooting, 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, laser autofocus
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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 , 1/3.1" , 1.0 µm
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Selfie camera resolution-4608 x 3456 pixels
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Selfie camera featuresHDRDigital image stabilization, face detection, face 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, with stereo speakers
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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, 802.11ax
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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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Bluetoothv5.2v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptX-aptX HD
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InfraredYesYes
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NFCYesYes
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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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QZSSYesYes
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NavICYesYes
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Features
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SensorsAccelerometer, color spectrum, compass, fingerprint, gyroscope, proximityAccelerometer, barometer, 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 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 3+, 120W (100% in 19 min)Yes, 80W (100% in 32 min)
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Wireless reverse charging-Yes, 10W
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Fast wireless charging-Yes, 50W
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Talk time 4G-13.4 h
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Tests and performance
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Antutu1135000 (v9)1073589 (v9)
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Geekbench(single-core)1245 (v5.2)1231 (v5.2)
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Geekbench(multi-core)4209 (v5.2)4246 (v5.2)
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Cost
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Price450 USD950 USD
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