Digma Optima 8019N 4G vs ZTE nubia Z20
Digma Optima 8019N 4G
ZTE nubia Z20
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 1900HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600)LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
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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-3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE, Cat4, 150 Mbps download, 51 Mbps uploadLTE Cat 18, 1.2 Gbps download, 221 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-42019-8
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Status2018-42019-8
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Design
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BuildPlasticAluminium alloy, glass
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SIMMicro-SIMDual SIM (Nano-SIM, dual stand-by)
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Height125 mm158.6 mm
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Width209 mm75.2 mm
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Thickness9.2 mm9.2 mm
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Weight345 g186 g
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ColorsBlackBlack, Blue, Red
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Display
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Display typeIPSAMOLED
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Physical size8 inches6.42 inches
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Resolution1280 x 800 pixels1080 x 2340 pixels
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Pixel density189 ppi401 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, Corning Gorilla Glass
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MultitouchYesYes
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Display features-Always-on display, DC dimming, HDR10
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Additional display-AMOLED
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Resolution of additional display-720 x 1520 pixels
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Size of additional display-5.1 inches
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.0 GHz Cortex-A53Single-core 2.96 GHz Kryo 485
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CPU(second)Triple-core 2.42 GHz Kryo 485
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CPU(third)Quad-core 1.8 GHz Kryo 485
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ChipsetMediaTek MT8735VQualcomm SDM855 Snapdragon 855+
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GPUMali-T720 MP2Adreno 640
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Memory RAM1 GB6, 8 GB
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Internal storage8 GB128, 512 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max64 GB-
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OS
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OSAndroid 7.0 NougatAndroid 9.0 Pie; nubia 7.0
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Main camera
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Camera type-Triple
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Main camera2 MP48 MP, f/1.7 , 26 mm, 1/2" , 0.8 µm, 3x optical zoom
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8 MP
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16 MP, 12 mm
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Primary camera resolution1600 x 1200 pixels8000 x 6000 pixels
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Primary camera video720p@30fps4320@15fps, 2160p@30/60fps, 1080p@30/60fps, 720p@1920fps
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Primary camera flash-dual-LED dual-tone flash
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Camera featuresContinuous shooting, digital zoom, geotagging, HDR, scene modeAutofocus, 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
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Selfie camera
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Selfie camera0.31 MP
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Selfie camera resolution640 x 480 pixels-
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Selfie camera video480p@30fps MP-
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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Radio-No
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Radio FMFM 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 Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 1.0 reversible connector
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USB On-The-Go-Yes
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Bluetoothv4.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Infrared-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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GALILEO-Yes
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Beidou-Yes
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Features
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SensorsAccelerometerAccelerometer, compass, fingerprint, gyroscope, light, 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 capacity3400 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Cost
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Price-500 USD