Digma Optima 7018N 4G vs Sharp Aquos Zero
Digma Optima 7018N 4G
Sharp Aquos Zero
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 1900HSDPA 900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600)LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 28(700), 38(2600)
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LTE speedLTE, Cat4, 150 Mbps download, 51 Mbps uploadLTE, Cat18, 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 announced2018-42019-1
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Status2018-42019-1
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Design
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BuildPlasticFront glass, aluminum frame
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SIMDual SIM (Micro-SIM/Mini-SIM, dual stand-by)Nano-SIM
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Height109 mm154 mm
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Width190 mm73 mm
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Thickness9.2 mm8.8 mm
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Weight270 g146 g
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Waterproof-IP68, 1.5m and 30 minutes
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Dust proof-IP68
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ColorsBlackBlack
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Display
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Display typeIPSOLED capacitive touchscreen
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Physical size7 inches6.2 inches
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Resolution1024 x 600 pixels1440 x 2992 pixels
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Pixel density170 ppi536 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5
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MultitouchYesYes
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Display features-DCI-P3, HDR10, Dolby Vision
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.0 GHz Cortex-A53Quad-core 2.6 GHz Kryo 385 Gold
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CPU(second)quad-core 1.7 GHz Kryo 385 Silver
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ChipsetMediaTek MT8735VQualcomm SDM845 Snapdragon 845
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GPUMali-T720 MP2Adreno 630
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Memory RAM2 GB6 GB
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Internal storage16 GB128 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
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Main camera
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Main camera2 MP22.6 MP, f/1.9 , 22 mm
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Primary camera resolution1600 x 1200 pixels5488 x 4112 pixels
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Primary camera video720p@30fps2160p@30fps, 1080p@30fps
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Primary camera flash-LED flash
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Primary camera phase detection autofocus-phase detection autofocus
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Camera featuresContinuous shooting, digital zoom, geotagging, HDR, scene modeAutofocus, continuous shooting, digital zoom, optical 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
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Selfie camera
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Selfie camera0.31 MP8 MP, f/2.0
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Selfie camera resolution640 x 480 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 jackYesNo
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LoudspeakerYesYes
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EarpieceYesYes
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Headphone adapter-Yes
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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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Wi-Fi display-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 1.0 reversible connector (PowerDelivery 2.0)
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Bluetoothv4.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-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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GALILEO-Yes
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QZSS-Yes
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Features
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SensorsAccelerometerAccelerometer, compass, gyroscope, fingerprint, 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 capacity2500 mAh3130 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Qualcomm Quick Charge 3.0