HTC Desire 21 Pro 5G vs Sigma Mobile X-style Tab A83
HTC Desire 21 Pro 5G
Sigma Mobile X-style Tab A83
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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, 1700(AWS), 1900, 2100HSDPA 900, 2100
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4G networkLTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 39, 40, 41-
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5G network5G band 1, 3, 5, 7, 28, 41, 78 SA/NSA-
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE-A, 1200 Mbps download, 210 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-012019-1
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Status2021-012019-1
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Design
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BuildPlasticPlastic, metal
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SIMDual SIM (Nano-SIM, dual stand-by)Micro-SIM
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Height167.1 mm123 mm
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Width78.1 mm207 mm
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Thickness9.4 mm9 mm
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Weight205 g360 g
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ColorsBlue, PurpleBlack, Gray
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Display
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Display typeIPS LCDIPS capacitive touchscreen
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Physical size6.7 inches8 inches
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Resolution1080 x 2400 pixels1280 x 800 pixels
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Pixel density393 ppi189 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen-
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Multitouch-Yes
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Hardware
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CPUOcta-core-
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CPUDual-core 2.0 GHz Kryo 560 GoldQuad-core 1.3 GHz Cortex-A7
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CPU(second)Hexa-core 1.7 GHz Kryo 560 Silver
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ChipsetQualcomm SM6350 Snapdragon 690 5GMediatek MT8321
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GPUAdreno 619Mali-400 MP2
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Memory RAM8 GB2 GB
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Internal storage128 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max-32 GB
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OS
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OSAndroid 10Android 8.1 Oreo
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Main camera
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Camera typeQuadSingle
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Main camera(wide) , 48 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm5 MP
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(ultrawide) , 8 MP, f/2.2 , 118˚
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(macro) , 2 MP, f/2.4
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(depth) , 5 MP, f/2.4
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Primary camera resolution8000 x 6000 pixels2592 x 1944 pixels
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Primary camera video4K@30fps, 1080p@30fps, gyro-EIS720p@30fps
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Primary camera flashdual-LED 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 autofocusContinuous shooting, digital zoom, geotagging, panorama, HDR, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
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Selfie camera
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Selfie camera(wide) , 16 MP, f/2.02 MP
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Selfie camera resolution4608 x 3456 pixels1600 x 1200 pixels
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Selfie camera featuresFace unlock, HDR-
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Selfie camera video1080p@30fps480p@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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RadioNoFM Radio
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYes-
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USBType-C 2.0microUSB 2.0
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USB On-The-GoYesYes
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Bluetoothv5.1v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth EDR-Yes
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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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GALILEOYes-
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BDSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, proximity, light
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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 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 4.0+-
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Tests and performance
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Antutu275000 (v8)-
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Geekbench(single-core)571 (v5.2)-
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Geekbench(multi-core)1765 (v5.2)-
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Cost
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Price420 USD-
