Digma Optima 1022N 3G vs Ulefone Tab A7
Digma Optima 1022N 3G
Ulefone Tab A7
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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 900, 2100HSDPA 850, 900, 1900, 2100
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4G network-LTE frequency band 1, 2, 3, 5, 7, 8, 20
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HSDPA speed-21.1 Mbps
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HSUPA speed-5.76 Mbps
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LTE speed-LTE, Cat4, 301 Mbps download, 102 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-42020-05
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Status2018-42020-05
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Design
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BuildPlasticMetal, plastic
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SIMDual SIM (Micro-SIM/Mini-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height172 mm243.6 mm
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Width244 mm162.4 mm
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Thickness9.2 mm7.9 mm
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Weight520 g566 g
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ColorsBlackGray
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Display
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Display typeIPSIPS LCD
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Physical size10.1 inches10.1 inches
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Resolution1280 x 800 pixels1200 x 1920 pixels
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Pixel density149 ppi224 ppi
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Display colors1677721616777216
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MultitouchYes-
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz ARM Cortex-A7Quad-core 1.6 GHz Cortex-A55
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CPU(second)quad-core 1.2 GHz Cortex-A55
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ChipsetMediatek MT8321Unisoc SC9863A
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GPUMali-400 MP2Mali-G52 MC2
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Memory RAM1 GB4 GB
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Internal storage16 GB64 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max-128 GB
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OS
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OSAndroid 7.0 NougatAndroid 11
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Main camera
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Camera type-Single
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Main camera2 MP13 MP, f/2.2 , 1/4" , 1.4 µm
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Primary camera resolution1600 x 1200 pixels4160 x 3120 pixels
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Primary camera video720p@30fps4K@30fps, 1080p@30fps
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Primary camera flashLEDLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, scene modeAutofocus, digital zoom, geotagging, panorama, HDR, touch focus, 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 type-Single
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Selfie camera0.31 MP5 MP
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Selfie camera resolution640 x 480 pixels2560 x 1920 pixels
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Selfie camera features-Face unlock
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Selfie camera video480p@30fps MP720p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes, with stereo speakers
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Multimedia
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Radio-FM radio with RDS, recording
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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, 802.11ac
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WLAN WiFi HotspotYesWi-Fi hotspot
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WLAN WiFi Dual Band-Dual-band
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USBmicroUSB 2.0Type-C 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v5.0
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Bluetooth A2DPYesA2DP
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bluetooth LE-LE
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NFC-No
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GPSYes, with A-GPSYes
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GLONASS-Yes
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BDS-Yes
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Features
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SensorsAccelerometerAccelerometer, 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 capacity5000 mAh7680 mAh
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Battery removableNon-removableNon-removable
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Standby time 2G-30 h
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Standby time 3G-465 h
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Tests and performance
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Antutu-103200 (v8)
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Cost
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Price-150 USD