Digma Citi 1578 4G vs BlackBerry Key2 LE
Digma Citi 1578 4G
BlackBerry Key2 LE
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 1900HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600)LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 19(800), 20(800), 26(850), 28(700), 32(1500), 38(2600), 40(2300), 41(2500)
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LTE speedLTE, Cat4, 150 Mbps download, 51 Mbps uploadLTE, Cat6, 301 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Status2018-92018-8
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Oficially announced2018-92018-8
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Design
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BuildPlasticAluminum frame, plastic back
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SIMDual SIM (Micro-SIM, dual stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM/Nano-SIM(microSD), dual stand-by)
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Height171.5 mm150.3 mm
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Width224.5 mm71.8 mm
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Thickness10 mm8.4 mm
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Weight492 g156 g
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ColorsBlackChampagne, Black, Red
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Display
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Display typeIPS capacitive touchscreenIPS capacitive touchscreen
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Physical size10.1 inches4.5 inches
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Resolution1280 x 800 pixels1080 x 2160 pixels
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Pixel density149 ppi433 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, Corning Gorilla Glass 3
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MultitouchYesYes
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz Cortex-A53Quad-core 1.8 GHz Kryo 260
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CPU(second)quad-core 1.6 GHz Kryo 260
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ChipsetMediatek MT8735Qualcomm SDM636 Snapdragon 636
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GPUMali-T720 MP2Adreno 509
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Internal storage16 GB32, 64 GB
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Memory RAM2 GB4 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max64 GB256 GB
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OS
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OSAndroid 8.1 OreoAndroid OS, v8.1 Oreo
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Main camera
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Camera type-Dual
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Main camera5 MP12 MP, f/2.2 , 1/3.1" , 1.12 µm
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5 MP, f/2.4 , 1.12 µm
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Primary camera resolution2592 x 1944 pixels4160 x 3120 pixels
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Primary camera video720p@30fps2160p@30fps, 1080p@30fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flashLEDdual-LED flash
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Camera featuresContinuous shooting, digital zoom, geotagging, HDR, face detection, 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
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Selfie camera
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Selfie camera2 MP8 MP
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Selfie camera resolution1600 x 1200 pixels3264 x 2448 pixels
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Selfie camera video480p@30fps MP1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Earpiece-Yes
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Multimedia
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Radio FMFM radioFM 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 Hotspot-Yes
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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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Bluetooth EDR-Yes
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NFC-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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Beidou-Yes
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Features
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SensorsAccelerometerAccelerometer, compass, fingerprint, gyro, light, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity4000 mAh3000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Quick Charge 3.0