Coolpad Cool 20 vs UMIDIGI A3S
Coolpad Cool 20
UMIDIGI A3S
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 2100; CDMA2000 1xW-CDMA 850, 900, 1700, 1900, 2100
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4G networkLTE frequency band 1, 3, 5, 8, 34, 39, 40, 41LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(850), 19(850), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500)
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 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, Cat4, 301 Mbps download, 151 Mbps uploadLTE Cat 4, 150 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 announced2021-052019-11
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Status2021-062019-11
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Design
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BuildPlasticMetal, glass
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual SIM stand-by)
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Height164.3 mm153.7 mm
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Width75.7 mm72.9 mm
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Thickness8.7 mm8.45 mm
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Weight199.6 g197 g
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ColorsBlack, Blue, WhiteGreen, Grey
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Display
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Display typeIPS LCDIPS capacitive touchscreen
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Physical size6.52 inches5.7 inches
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Resolution720 x 1600 pixels720 x 1440 pixels
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Pixel density269 ppi282 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen2.5D curved glass screen, Scratch resistant
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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 Cortex-A75Quad-core 2.0 GHz Cortex-A53
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CPU(second)Hexa-core 1.8 GHz Cortex-A55
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ChipsetMediatek MT6769V/CU Helio G80MediaTek Helio A22 (MT6761)
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GPUMali-G52 MP3PowerVR GE8300
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Memory RAM4, 6 GB2 GB
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Internal storage64, 128 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max256 GB128 GB
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OS
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OSAndroid 11, CoolOS 2Android 10
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Main camera
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Camera typeDualDual
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Main camera(wide) , 48 MP, f/1.816 MP, f/2.0 , 0.26" , 1.132 µm
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(depth) , 2 MP, f/2.45 MP
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Primary camera resolution8000 x 6000 pixels4608 x 3456 pixels
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Primary camera video1080p@30fps1080p@30fps
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Primary camera flashLED flashdual LED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeAutofocus, 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, phase detection autofocus
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Selfie camera
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Selfie camera5 MP13 MP, f/2.0
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Selfie camera resolution2560 x 1920 pixels4160 x 3120 pixels
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Selfie camera featuresFace unlock-
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Selfie camera video720p@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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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 802.11a, 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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Wi-Fi display-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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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth HID-Yes
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bluetooth LEYesYes
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NFCNo-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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Beidou-Yes
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BDSYes-
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QZSSYes-
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Features
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SensorsAccelerometer, compass, proximityAccelerometer, compass, fingerprint, gyroscope, 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 capacity4500 mAh3950 mAh
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Battery removableNon-removableNon-removable
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Tests and performance
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Antutu200500 (v8)-
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Geekbench(single-core)389 (v5.2)-
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Geekbench(multi-core)1402 (v5.2)-
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Cost
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Price100 USD70 USD