Digma Optima 8027 3G vs Oppo K9 Pro
Digma Optima 8027 3G
Oppo K9 Pro
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 2100HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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4G network-LTE frequency band 1, 2, 3, 4, 5, 7, 8, 28, 34, 38, 39, 40, 41
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5G network-5G band 1, 28, 41, 77, 78 SA/NSA
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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LTE speed-LTE-A, 1200 Mbps download, 210 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2019-42021-09
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Status2019-42021-09
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Design
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BuildPlasticPlastic, glass
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SIMDual SIM (Micro-SIM/Mini-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height123 mm158.7 mm
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Width208 mm73.5 mm
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Thickness10 mm8.5 mm
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Weight320 g180 g
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ColorsBlackAurora, Black
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Display
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Display typeIPSAMOLED
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Physical size8 inches6.43 inches
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Resolution1280 x 800 pixels1080 x 2400 pixels
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Pixel density189 ppi409 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, 2.5D curved glass screen, Asahi Dragontrail Glass
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MultitouchYes-
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Display features-120Hz, HDR10, 430 nits (typ), 800 nits (peak)
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz Cortex-A7Single-core 3.0 GHz Cortex-A78
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CPU(second)Triple-core 2.6 GHz Cortex-A78
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CPU(third)Quad-core 2.0 GHz Cortex-A55
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ChipsetSpreadtrum SC7731EMediaTek MT6893 Dimensity 1200 5G
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GPUMali-T820 MP1Mali-G77 MC9
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Memory RAM1 GB8, 12 GB
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Internal storage16 GB128, 256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max128 GB-
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Storage-UFS 3.1
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OS
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OSAndroid 8.1 Oreo Go EditionAndroid 11, ColorOS 11.3
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Main camera
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Camera type-Triple
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Main camera2 MP64 MP, (wide) , f/1.7 , 80˚ , 26 mm, 1/2.0" , 0.8 µm, 20x digital zoom
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(ultrawide) , 8 MP, f/2.2 , 119˚
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(macro) , 2 MP, f/2.4
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Primary camera resolution1600 x 1200 pixels9280 x 6920 pixels
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Primary camera video720p@30fps4K@30fps, 1080p@30/60/120fps; gyro-EIS
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Primary camera flash-LED flash
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Camera featuresContinuous shooting, digital zoom, geotagging, HDR, white balance settings, scene modeAutofocus, continuous autofocus, 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, macro-mode, phase detection autofocus, contrast detection autofocus
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Selfie camera
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Selfie camera type-Single
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Selfie camera0.31 MP16 MP, (wide) , f/2.4 , 0.8 µm
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Selfie camera resolution640 x 480 pixels4608 x 3456 pixels
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Selfie camera features-Face unlock, HDR
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Selfie camera video480p@30fps MP1080p@30fps, gyro-EIS
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioFM RadioNo
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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, 802.11ax
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WLAN WiFi HotspotYesYes
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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 2.0
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USB On-The-Go-Yes
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Bluetoothv4.2v5.2
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Bluetooth AptX-aptX HD
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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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BDS-Yes
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QZSS-Yes
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Features
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SensorsAccelerometerAccelerometer, compass, fingerprint, gyroscope, 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 capacity3500 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-VOOC 4.0, 60W (50% in 16 min)
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Tests and performance
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Antutu-685715 (v9)
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Geekbench(single-core)-889 (v5.2)
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Geekbench(multi-core)-3278 (v5.2)
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Cost
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Price-340 USD
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