Amazon Fire HD 8 (2020) vs vivo Y21a
Amazon Fire HD 8 (2020)
vivo Y21a
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Network
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2G networkN/AGSM 850, 900, 1800, 1900
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3G network-HSDPA 850, 900, 2100
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4G network-LTE frequency band 1, 3, 5, 8, 38, 40, 41
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 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 speed-LTE, 301 Mbps download, 151 Mbps upload
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GPRSNoYes
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EDGENoYes
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Availability
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Oficially announced2020-032022-01
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Status2020-032022-01
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Design
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Build-Glass front, plastic frame, plastic back
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SIMNoDual SIM (Nano-SIM, dual stand-by)
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Height202 mm164.3 mm
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Width137 mm76.1 mm
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Thickness9.7 mm8 mm
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Weight355 g182 g
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ColorsBlack, Blue, PlumBlue, Diamond Glow
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD
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Physical size8.0 inches6.51 inches
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Resolution800 x 1280 pixels720 x 1600 pixels
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Pixel density189 ppi270 ppi
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Display colors1677721616777216
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MultitouchYes-
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Hardware
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CPUQuad-core 2.0 GHz Cortex-A53Octa-core 2.0 GHz Cortex-A53
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ChipsetMediaTek MT8168Mediatek MT6762 Helio P22
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GPUMali-G52 MC1Mali-G52 MC2
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Memory RAM2 GB4 GB
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Internal storage32, 64 GB64 GB
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Memory cardmicroSDXCmicroSD, microSDHC, microSDXC
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Memory card max1 TB1 TB
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OS
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OSAndroid 9.0 Pie, Fire OS 7Android 11, Funtouch 11.1
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Main camera
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Camera type-Dual
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Main camera2 MP13 MP, (wide) , f/2.2
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(macro) , 2 MP, f/2.4
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Primary camera resolution-4160 x 3120 pixels
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Primary camera videoYes1080p@30fps
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Primary camera flash-LED flash
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Camera features-Autofocus, 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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Secondary cameraYes-
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Selfie camera type-Single
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Selfie camera2 MP8 MP, (wide) , f/1.8
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Selfie camera resolution-3264 x 2448 pixels
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Selfie camera features-Face unlock
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Selfie camera video-1080p@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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Earpiece-Yes
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Multimedia
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RadioNoFM Radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 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 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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GPSNoYes, with A-GPS
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GLONASS-Yes
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GALILEO-Yes
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BDS-Yes
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Features
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SensorsAccelerometerAccelerometer, compass, fingerprint, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery type-Li-Po
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Battery capacity-5000 mAh
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Battery removable-Non-removable
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Fast battery charging-Quick Charge, 18W
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Reverse charging-Yes
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Talk time12 h-
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Cost
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Price90 USD190 USD
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Tests and performance
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Antutu-90180 (v8)
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Geekbench(single-core)-363 (v5.2)
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Geekbench(multi-core)-1353 (v5.2)