Digma Optima 1023N 3G vs Vertex Impress Aero
Digma Optima 1023N 3G
Vertex Impress Aero
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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 900, 2100
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HSDPA speed-21 Mbps
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HSUPA speed-5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-42018-11
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Status2018-42018-11
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Design
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BuildPlasticPlastic
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SIMDual SIM (Micro-SIM/Mini-SIM, dual stand-by)Dual SIM(Micro-SIM, dual stand-by)
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Height172 mm137 mm
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Width244 mm66 mm
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Thickness9.2 mm9.5 mm
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Weight520 g190 g
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ColorsBlack, WhiteGold, Grey
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Display
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Display typeIPSTN
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Physical size10.1 inches5 inches
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Resolution1280 x 800 pixels480 x 960 pixels
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Pixel density149 ppi215 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 1.3 GHz Cortex-A7
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ChipsetMediatek MT8321Mediatek MT6580M
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GPUMali-400 MP2Mali-400 MP2
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Memory RAM2 GB1 GB
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Internal storage16 GB8 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC
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Memory card max64 GB64 GB
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OS
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OSAndroid 7.0 NougatAndroid 8.0 Oreo Go Edition
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Main camera
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Main camera2 MP5 MP
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Primary camera resolution1600 x 1200 pixels2592 x 1944 pixels
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Primary camera video720p@30fps720p@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, 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 MP2 MP
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Selfie camera resolution640 x 480 pixels1600 x 1200 pixels
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Selfie camera video480p@30fps MP480p@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-FM Radio
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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 802.11b, 802.11g, 802.11n
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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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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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NFC-Yes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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SensorsAccelerometerAccelerometer, 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 capacity5000 mAh2000 mAh
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Battery removableNon-removableRemovable
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Talk time 2G-4 h
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Talk time 3G-4 h
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Standby time 2G-130 h
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Standby time 3G-130 h