Xiaomi Redmi Note 9T vs vivo Y51s
Xiaomi Redmi Note 9T
vivo Y51s
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMA
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 40, 41, 42LTE frequency band 1, 3, 4, 5, 8, 34, 38, 39, 40, 41
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5G network5G band 1, 3, 5, 7, 8, 20, 28, 38, 41, 77, 78, 79 SA/NSA/Sub65G band 1, 41, 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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EV-DO speedEV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload-
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LTE speedLTE-A, Cat12, 603 Mbps download, 102 Mbps uploadLTE Cat 4, 150.8 Mbps download, 51 Mbps upload
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5G speed-3.6+ Gbps download
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-012020-07
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Status2021-012020-07
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Design
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BuildGlass front (Gorilla Glass 5), plastic back, plastic framePlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height161.2 mm162 mm
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Width77.3 mm76.6 mm
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Thickness9.1 mm8.5 mm
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Weight199 g190 g
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ColorsBlack, PurpleBlack, Blue, White
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Display
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Display typeIPS LCDIPS LCD capacitive touchscreen
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Physical size6.53 inches6.53 inches
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Resolution1080 x 2340 pixels1080 x 2340 pixels
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Pixel density395 ppi395 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5-
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Display features450 nits (typ)-
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.4 GHz Cortex-A76Dual-core 2.0 GHz Cortex-A77
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CPU(second)Hexa-core 2.0 GHz Cortex-A55Hexa-core 1.8 GHz Cortex-A76
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ChipsetMediaTek Dimensity 800U 5GExynos 880
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GPUMali-G57 MC3Mali-G76
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Memory RAM4 GB6 GB
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Internal storage64, 128 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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StorageUFS 2.1 / UFS 2.2UFS 2.1
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OS
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OSAndroid 10, MIUI 12Funtouch 10.5 OS (Android 10)
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 48 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm48 MP, f/1.8 , 25 mm, 1/2.0" , 0.8 µm
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(macro) , 2 MP, f/2.42 MP, f/2.4
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(depth) , 2 MP, f/2.42 MP, f/2.4
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Primary camera resolution8000 x 6000 pixels8000 x 6000 pixels
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Primary camera video4K@30fps, 1080p@30/60fps4K@30fps, 1080p@30fps; gyro-EIS
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, 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 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, RAW
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera13 MP, f/2.3 , 29 mm, 1/3.1" , 1.12 µm8 MP, f/2.0
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Selfie camera resolution4160 x 3120 pixels3264 x 2448 pixels
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Selfie camera featuresFace detection, face unlock, HDR-
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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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LoudspeakerYes, with stereo speakersYes
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EarpieceYesYes
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Multimedia
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RadioFM Radio, recordingNo
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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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WLAN WiFi Dual BandYesYes
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USBType-C 2.0microUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv5.1v5.0
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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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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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GALILEOYesYes
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BDSYesYes
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, compass, 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 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes
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Talk time 4G-16.7 h
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Standby time 4G-312 h
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Tests and performance
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Antutu343150 (v8)-
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Geekbench(single-core)571 (v5.2)-
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Geekbench(multi-core)1711 (v5.2)-
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Cost
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Price230 USD240 USD