Samsung Galaxy M21 vs vivo Y55
Samsung Galaxy M21
vivo Y55
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)LTE frequency band 1, 3, 5, 8, 40
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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 speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-ALTE-A, Cat4, 151 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-032022-07
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Status2020-032022-07
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Design
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BuildGlass front, plastic back, plastic frameGlass 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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Height159 mm160.8 mm
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Width75.1 mm73.8 mm
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Thickness8.9 mm8.4 mm
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Weight188 g182 g
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ColorsBlack, BlueIce Dawn, Midnight Galaxy
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Display
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Display typeSuper AMOLED capacitive touchscreenAMOLED
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Physical size6.4 inches6.44 inches
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Resolution1080 x 2340 pixels1080 x 2400 pixels
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Pixel density403 ppi409 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen, Corning Gorilla Glass 3-
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MultitouchYes-
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Display features420 nits max brightness-
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.3 GHz Cortex-A73Quad-core 2.4 GHz Kryo 265 Gold
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CPU(second)quad-core 1.7 GHz Cortex-A53quad-core 1.9 GHz Kryo 265 Silver
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ChipsetExynos 9611Qualcomm SM6225 Snapdragon 680 4G
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GPUMali-G72 MP3Adreno 610
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Memory RAM4, 6 GB8 GB
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Internal storage64, 128 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max512 GB1 TB
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StorageUFS 2.1-
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OS
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OSOne UI 2 (Android 10.0)Android 12, Funtouch 12
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Main camera
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Camera typeTripleTriple
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Main camera48 MP, f/2.0 , 26 mm, 1/2.0" , 0.8 µm50 MP, f/1.8 , 1/2.76" , 0.64 µm, (wide)
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8 MP, f/2.2 , 12 mm, 1/4.0" , 1.12 µm2 MP, f/2.4 , (macro)
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5 MP, f/2.22 MP, f/2.4 , (depth)
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Primary camera resolution8000 x 6000 pixels8190 x 6144 pixels
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Primary camera video2160p@30fps, 1080p@30fps, gyro-EIS1080p@30fps, gyro-EIS
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, 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, RAW
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Selfie camera
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Selfie camera type-Single
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Selfie camera20 MP, f/2.0 , 26 mm16 MP, f/2.0 , (wide)
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Selfie camera resolution-4608 x 3456 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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RadioFM radio with RDSFM Radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-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 Band-Yes
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USBType-C 1.0 reversible connectorType-C 2.0
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USB On-The-Go-Yes
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFC-No
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEO-Yes
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BeidouYes-
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BDS-Yes
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Features
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SensorsAccelerometer, 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 capacity6000 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes, 44W (50% in 27 min)
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Cost
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Price180 USD250 USD
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