Xiaomi Redmi K30i 5G vs vivo Y21G
Xiaomi Redmi K30i 5G
vivo Y21G
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1, 3, 5, 7, 8, 34, 38, 39, 40, 41LTE frequency band 1, 3, 5, 8, 38, 40, 41
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5G network5G band 41, 78; Sub6-
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HSDPA speed42 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, Cat4, 150 Mbps download, 51 Mbps upload
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5G speed2+ Gbps download-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-052022-04
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Status2020-062022-04
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Design
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BuildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frameGlass front, plastic frame, plastic back
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height165.3 mm164.3 mm
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Width76.6 mm76.1 mm
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Thickness8.8 mm8 mm
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Weight208 g182 g
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ColorsBlue, Purple, Red, WhiteBlue, Diamond Glow
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Display
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Display typeIPS LCD capacitive touchscreenIPS 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 colors1677721616777216
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Protection2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 5, Oleophobic coating-
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Display featuresHDR10, 120Hz refresh rate-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 2.4 GHz Kryo 475 PrimeDual-core 2.0 GHz Cortex-A75
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CPU(second)Single-core 2.2 GHz Kryo 475 GoldHexa-core 1.7 GHz Cortex-A55
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CPU(third)Hexa-core 1.8 GHz Kryo 475 Silver
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ChipsetQualcomm SDM765 Snapdragon 765GMediatek MT6769 Helio G70
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GPUAdreno 620Mali-G52 2EEMC2
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Memory RAM6 GB4 GB
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Internal storage128 GB64 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max256 GB-
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StorageUFS 2.1-
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OS
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OSMIUI 11 (Android 10.0)Android 11, Funtouch 11.1
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Main camera
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Camera typeQuadDual
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Main camera48 MP, f/1.9 , 1/2.0" , 0.8 µm13 MP, f/2.2 , (wide)
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8 MP, f/2.2 , 1/4" , 1.12 µm2 MP, f/2.4 , (macro)
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2 MP, f/2.4
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2 MP, f/2.4
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Primary camera resolution8000 x 6000 pixels4160 x 3120 pixels
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Primary camera video4K@30fps, 1080p@30fps; gyro-EIS1080p@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, digital 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
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Selfie camera
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Selfie camera typeDualSingle
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Selfie camera20 MP, f/2.2 , 27 mm, 1/3.4" , 0.8 µm8 MP, f/2.0 , (wide)
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2 MP, f/2.4 , 1/5" , 1.75 µm
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Selfie camera resolution5184 x 3800 pixels3264 x 2448 pixels
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioFM RadioFM Radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11acWi-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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Wi-Fi displayYes-
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WLAN WiFi Dual BandYesYes
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USBType-C 1.0 reversible connectorType-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.1v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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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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BeidouYes-
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BDS-Yes
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Features
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SensorsAccelerometer, compass, 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 capacity4800 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes, 18W
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Cost
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Price300 USD190 USD
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Tests and performance
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Antutu-194000 (v8)
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Geekbench(single-core)-356 (v5.2)
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Geekbench(multi-core)-1149 (v5.2)
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