Xiaomi Redmi K40S vs vivo Y77e t1
Xiaomi Redmi K40S
vivo Y77e t1
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xHSDPA 850, 900, 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 2, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42LTE frequency band 1, 3, 5, 8, 28, 34, 38, 39, 40, 41
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5G network5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA5G band 1, 5, 8, 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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LTE speedLTE-ALTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-032022-08
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Status2022-032022-08
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Design
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BuildGlass front (Gorilla Glass 5), plastic backGlass front, plastic frame, plastic back
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height163.2 mm164 mm
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Width76 mm75.8 mm
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Thickness7.7 mm8.3 mm
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Weight195 g194 g
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Splash resistantYes-
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ColorsBlack, Blue, Gray, GreenBlack, Blue gradient, Pink
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Display
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Display typeAMOLEDIPS LCD
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Physical size6.67 inches6.58 inches
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Resolution1080 x 2400 pixels1080 x 2408 pixels
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Pixel density395 ppi401 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 52.5D curved glass screen
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Display features120Hz, HDR10+, 1300 nits (peak)-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.2 GHz Kryo 585Dual-core 2.4 GHz Cortex-A76
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CPU(second)Triple-core 2.42 GHz Kryo 585Hexa-core 2.0 GHz Cortex-A55
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CPU(third)Quad-core 1.80 GHz Kryo 585
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ChipsetQualcomm SM8250-AC Snapdragon 870 5GMediaTek MT6833P Dimensity 810
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GPUAdreno 650Mali-G57 MC2
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Memory RAM6, 8, 12 GB8 GB
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Internal storage128, 256 GB256 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-1 TB
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StorageUFS 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 typeTripleDual
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Main camera(wide) , 48 MP, f/1.8 , 1/2" , 0.8 µm(wide) , 50 MP, f/1.8 , 10x digital zoom
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(ultrawide) , 8 MP, 119˚(macro) , 2 MP, f/2.4
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(macro) , 2 MP, f/2.4
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Primary camera resolution8000 x 6000 pixels-
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Primary camera video4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS1080p@30fps
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Primary camera flashdual-LED dual-tone flashLED 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 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 typeSingleSingle
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Selfie camera(wide) , 20 MP(wide) , 8 MP, f/2.0
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Selfie camera featuresFace unlock, HDR-
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Selfie camera video1080p@30/120fps1080p@30fps
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Sound
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3.5mm jackNoYes
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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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Bluetoothv5.2v5.1
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptX-aptX HD
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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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BDSYesYes
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QZSSYesYes
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NavICYes-
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Features
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SensorsAccelerometer, color spectrum, compass, fingerprint, 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 capacity4500 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 3+, 67W (100% in 38 min)Yes, 18W
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Tests and performance
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Antutu715000 (v9)385060 (v9)
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Geekbench(single-core)983 (v5.2)-
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Geekbench(multi-core)3362 (v5.2)-
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Cost
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Price290 USD260 USD