Xiaomi Redmi K20 vs vivo V15
Xiaomi Redmi K20
vivo V15
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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, 1900, 2100, TD-SCDMA 1900, 2000HSDPA 850, 900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 40(2300), 41(2500)
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HSDPA speed42 Mbps-
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HSUPA speed5.76 Mbps-
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EV-DO speed3.1 Mbps download, 1.8 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2019-52019-3
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Status2019-62019-3
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Design
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BuildAluminium alloy, glassPlastic
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SIMDual SIM (Nano-SIM, dual SIM stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height156.7 mm161.2 mm
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Width74.3 mm75.9 mm
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Thickness8.8 mm8.5 mm
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Weight191 g186 g
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ColorsBlack, Blue, RedBlue, Red
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size6.39 inches6.53 inches
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Resolution1080 x 2340 pixels1080 x 2340 pixels
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Pixel density403 ppi395 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 6Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5
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MultitouchYesYes
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Display featuresHDR 10, Always-On display-
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.2 GHz Kryo 470Quad-core 2.1 GHz Cortex-A73
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CPU(second)Hexa-core 1.8 GHz Kryo 470Hexa-core 2.0 GHz Cortex-A53
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ChipsetQualcomm Snapdragon 730MediaTek Helio P70
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GPUAdreno 618Mali-G72 MP3
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Memory RAM6, 8 GB6 GB
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Internal storage64, 128, 256 GB128 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-256 GB
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StorageUFS 2.1-
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OS
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OSMIUI V10.2 (Android 9.0 Pie)Funtouch 9 (Android 9.0 Pie)
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Main camera
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Camera typeTripleTriple
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Main camera48 MP, f/1.8 , 26 mm, 1/2" , 0.8 µm, 2x optical zoom12 MP, f/1.8
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8 MP, f/2.4 , 53 mm, 1/4" , 1.12 µm8 MP, f/2.2 , 13 mm
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13 MP, f/2.4 , 12 mm, 1/3" , 0.8 µm5 MP, f/2.4
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Primary camera resolution8000 x 6000 pixels4032 x 3024 pixels
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Primary camera video2160p@30fps, 1080p@960fps2160p@30fps, 1080p@30fps
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Primary camera flashdual LED flashLED flash
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Primary camera phase detection autofocus-phase detection autofocus
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Camera featuresAutofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode, RAW, phase detectionAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
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Selfie camera
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Selfie camera20 MP, f/2.2 , 18 mm32 MP, f/2.0
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Selfie camera resolution5184 x 3880 pixels6560 x 4928 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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RadioNoFM 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, 802.11ac
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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 reversible connectormicroUSB 2.0
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USB On-The-GoYesYes
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Bluetoothv5.0v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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BeidouYes-
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BDS-Yes
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Features
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SensorsAccelerometer, proximity, light, compass, in-display fingerprint, gyroscope, barometer, hall, step detector, step counterAccelerometer, compass, fingerprint, gyro, 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 capacity4000 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQualcomm Quick Charge 4+Yes
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