Xiaomi Redmi K40 Pro vs vivo V23 Pro
Xiaomi Redmi K40 Pro
vivo V23 Pro
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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, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42LTE frequency band 1, 3, 5, 8, 38, 40, 41
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5G network5G band 1, 3, 28, 41, 77, 78 SA/NSA/Sub65G band 1, 3, 41, 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-A, 1174 Mbps download, 210 Mbps uploadLTE-A
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GPRSYesYes
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EDGEClass 8Yes
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Availability
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Oficially announced2021-022021-01
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Status2021-032022-01
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Design
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BuildGlass, MetalGlass, Metal
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height163.7 mm159.5 mm
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Width76.4 mm73.3 mm
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Thickness7.8 mm7.4 mm
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Weight196 g171 g
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Splash resistantIP53-
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Dust proofIP53-
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ColorsAurora, Black, WhiteBlack, Gold
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Display
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Display typeSuper AMOLEDAMOLED
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Physical size6.67 inches6.56 inches
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Resolution1080 x 2400 pixels1080 x 2376 pixels
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Pixel density395 ppi398 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 3D curved glass screen, Corning Gorilla Glass 5-
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Display features120Hz, HDR10+, 1300 nits (peak), sunscreen 3.0, night light screen-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 2.84 GHz Kryo 680Single-core 3.0 GHz Cortex-A78
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CPU(second)Triple-core 2.42 GHz Kryo 680Triple-core 2.6 GHz Cortex-A78
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CPU(third)Quad-core 1.80 GHz Kryo 680Quad-core 2.0 GHz Cortex-A55
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ChipsetQualcomm SM8350 Snapdragon 888MediaTek MT6893 Dimensity 1200 5G
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GPUAdreno 660Mali-G77 MC9
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Memory RAM6, 8 GB8, 12 GB
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Internal storage128, 256 GB128, 256 GB
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Memory cardNoNo
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StorageUFS 3.1-
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OS
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OSAndroid 11, MIUI 12Android 12, Funtouch 12
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 64 MP, f/1.9 , 26 mm, 1/1.7" , 0.8 µm(wide) , 108 MP, f/1.9 , 26 mm, 1/1.52"
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(ultrawide) , 8 MP, f/2.2 , 119˚(ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm
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(macro) , 5 MP, 50 mm, 1/5.0" , 1.12 µm(macro) , 2 MP, f/2.4
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Primary camera resolution9280 x 6920 pixels-
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Primary camera video8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+4K@30fps, 1080p@30fps, gyro-EIS
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Primary camera flashLED flashdual-LED 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 autofocusHDR, Panorama
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Selfie camera
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Selfie camera typeSingleDual
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Selfie camera(wide) , 20 MP, 1/3.4" , 0.8 µm(wide) , 50 MP, f/2.0
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(ultrawide) , 8 MP, f/2.3 , 105˚
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Selfie camera resolution5184 x 3880 pixels-
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Selfie camera featuresFace unlock, HDRHDR
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Selfie camera video1080p@30fps, 720p@120fps4K@30fps, 1080p@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-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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InfraredYes-
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NFCYesNo
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GPSYes, with dual-band 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, barometer, 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 capacity4520 mAh4300 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 3.0 (100% in 52 min)Yes, 44W (63% in 30 min)
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Tests and performance
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Antutu727466 (v8)710000 (v9)
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Geekbench(single-core)1132 (v5.2)913 (v5.2)
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Geekbench(multi-core)3847 (v5.2)3276 (v5.2)
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Cost
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Price580 USD520 USD
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SAR value
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SAR(head)-1.22 W/kg
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SAR(body)-0.63 W/kg