Digma Optima 1024N 4G vs Elephone A4
Digma Optima 1024N 4G
Elephone A4
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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 2100HSDPA 850, 900, 1900, 2100
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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), 12(700), 18(800), 39(1900); LTE-TDD 2300, 2600 MHz
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LTE speedLTE, Cat4, 150 Mbps download, 51 Mbps uploadLTE, Cat4, 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 announced2018-42018-4
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Status2018-42018-4
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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/Nano-SIM(microSD))
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Height159 mm-
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Width250 mm-
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Thickness10 mm-
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Weight508 g-
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ColorsBlackGold, Gray, Red
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Display
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Display typeTFTIPS
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Physical size10.1 inches5.85 inches
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Resolution1024 x 600 pixels720 x 1440 pixels
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Pixel density118 ppi275 ppi
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Display colors1677721616777216
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A7Quad-core 1.5 GHz Cortex-A53
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ChipsetSpreadtrum SC9832MediaTek MT6739WW
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GPUMali-400 MP2PowerVR GE8100
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Memory RAM1 GB3 GB
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Internal storage16 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max128 GB128 GB
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OS
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OSAndroid 7.0 NougatAndroid 8.1 Oreo
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Main camera
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Main camera8 MP
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Primary camera resolution640 x 480 pixels3264 x 2448 pixels
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Primary camera video-1080p@30fps
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Primary camera flashLEDdual-LED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, scene modeAutofocus, continuous shooting, 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 camera0.31 MP5 MP
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Selfie camera resolution640 x 480 pixels2560 x 1920 pixels
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Selfie camera video480p@30fps MP480p@30fps MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYes-
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Multimedia
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Radio FMFM radioFM radio with RDS
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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
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v4.2
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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SensorsAccelerometerAccelerometer, compass, fingerprint, 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 capacity4000 mAh3000 mAh
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Battery removableNon-removableNon-removable