vivo V21s vs vivo Y51s
vivo V21s
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, 39, 40, 41, 66LTE frequency band 1, 3, 4, 5, 8, 34, 38, 39, 40, 41
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5G network5G band 1, 28, 40, 41, 77, 78, 79 SA/NSA5G 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, 1200 Mbps download, 150 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 announced2022-112020-07
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Status2022-112020-07
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Design
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BuildPlasticPlastic
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height159.7 mm162 mm
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Width73.9 mm76.6 mm
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Thickness7.3 mm8.5 mm
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Weight176 / 177 g190 g
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ColorsBlue, GradientBlack, Blue, White
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Display
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Display typeAMOLEDIPS LCD capacitive touchscreen
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Physical size6.44 inches6.53 inches
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Resolution1080 x 2404 pixels1080 x 2340 pixels
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Pixel density409 ppi395 ppi
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Display colors1677721616777216
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ProtectionScratch resistant-
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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 MT6853 Dimensity 800UExynos 880
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GPUMali-G57 MC3Mali-G76
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Memory RAM8 GB6 GB
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Internal storage128 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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StorageUFS 2.2UFS 2.1
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OS
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OSAndroid 12, Funtouch 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) , 64 MP, f/1.8 , 26 mm, 0.7 µm48 MP, f/1.8 , 25 mm, 0.8 µm, 1/2.0"
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(ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm2 MP, f/2.4
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(macro) , 2 MP, f/2.42 MP, f/2.4
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Primary camera resolution9280 x 6920 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, 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, 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 camera(wide) , 44 MP, f/2.0 , 150 mm8 MP, f/2.0
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Selfie camera resolution-3264 x 2448 pixels
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Selfie camera featuresAutofocus, face unlock, HDR, optical image stabilization-
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Selfie camera video4K@30fps, 1080p@30fps1080p@30fps
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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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, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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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-GoYesYes
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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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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 capacity4000 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes, 33W (63% in 30 min)Yes
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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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Antutu368414 (v9)-
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Geekbench(single-core)363 (v5.2)-
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Geekbench(multi-core)1353 (v5.2)-
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Cost
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Price360 USD240 USD
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