Digma Optima 8027 3G vs Zoji Z9
Digma Optima 8027 3G
Zoji Z9
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 2100W-CDMA 900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 7(2600), 18(800), 38(2600), 39(1900), 40(2300), 41(2500)
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LTE speed-LTE Cat 4, 301.5 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 announced2019-42018-7
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Status2019-42018-7
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Design
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BuildPlastic-
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SIMDual SIM (Micro-SIM/Mini-SIM, dual stand-by)Dual SIM (Nano-SIM/microSD)
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Height123 mm163.5 mm
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Width208 mm79 mm
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Thickness10 mm14.5 mm
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Weight320 g180 g
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Waterproof-IP68
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Dust proof-IP68
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ColorsBlackBlack, Orange
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Display
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Display typeIPSIPS capacitive touchscreen
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Physical size8 inches5.7 inches
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Resolution1280 x 800 pixels720 x 1440 pixels
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Pixel density189 ppi282 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, Corning Gorilla Glass, In-cell
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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-A7Quad-core 2.0 GHz Cortex-A53
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CPU(second)quad-core 1.5 GHz Cortex-A53
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ChipsetSpreadtrum SC7731EMediaTek Helio P23 (MT6763V)
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GPUMali-T820 MP1Mali-G71 MP2
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Memory RAM1 GB6 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 max128 GB256 GB
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OS
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OSAndroid 8.1 Oreo Go EditionAndroid 8.1 Oreo
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Main camera
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Camera type-Single
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Main camera2 MP22 MP, f/2
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Primary camera resolution1600 x 1200 pixels5344 x 4008 pixels
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Primary camera video720p@30fps1080p@30fps
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Primary camera flash-dual LED flash
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Camera featuresContinuous shooting, digital zoom, geotagging, HDR, white balance settings, 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 MP13 MP
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Selfie camera resolution640 x 480 pixels4160 x 3120 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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RadioFM 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
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WLAN WiFi HotspotYesYes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C reversible connector
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USB On-The-Go-Yes
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Bluetoothv4.2v4.0
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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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GLONASS-Yes
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Beidou-Yes
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Features
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SensorsAccelerometerAccelerometer, fingerprint, proximity, light, Gyroscope, Heart rate
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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 capacity3500 mAh5500 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Talk time 2G-29 h
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Talk time 3G-29 h
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Standby time 2G-480 h
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Standby time 3G-480 h