Digma Plane 8558 4G vs Oppo A91
Digma Plane 8558 4G
Oppo A91
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 2100HSDPA 850, 1700(AWS), 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), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
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HSDPA speed-42.2 Mbps
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HSUPA speed-11.5 Mbps
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LTE speedLTE, Cat4, 150 Mbps download, 51 Mbps uploadLTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-12019-12
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Status2018-12019-12
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Design
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BuildPlasticAluminium alloy, 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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Height124 mm160.2 mm
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Width208 mm73.3 mm
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Thickness10 mm7.9 mm
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Weight325 g172 g
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ColorsBlackDark blue, Blue, Red
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Display
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Display typeIPSAMOLED capacitive touchscreen
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Physical size8 inches6.4 inches
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Resolution1280 x 800 pixels1080 x 2400 pixels
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Pixel density189 ppi411 ppi
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Display colors1677721616777216
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Protection-Scratch resistant
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MultitouchYesYes
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.45 GHz Cortex-A7Quad-core 2.1 GHz Cortex-A73
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CPU(second)quad-core 2.0 GHz Cortex-A53
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ChipsetSpreadtrum SC9832Mediatek MT6771V Helio P70
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GPUMali-400 MP2Mali-G72 MP3
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Memory RAM1 GB8 GB
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Internal storage16 GB128 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 7.0 NougatColorOS 6.1 (Android 9.0 Pie)
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Main camera
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Camera type-Quad
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Main camera2 MP48 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm
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8 MP, f/2.2 , 13 mm, 1/4.0" , 1.12 µm
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2 MP, f/2.4 , 1/5" , 1.75 µm
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2 MP, f/2.4 , 1/5" , 1.75 µm
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Primary camera resolution1600 x 1200 pixels8000 x 6000 pixels
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Primary camera video720p@30fps2160p@30fps
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Primary camera flashLEDLED flash
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Camera featuresContinuous shooting, digital zoom, panorama, HDR, white balance settings, ISO settings, exposure compensation, scene modeAutofocus, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode, phase detection autofocus
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Selfie camera
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Selfie camera0.31 MP16 MP, f/2 , 26 mm, 1/3.1" , 1.0 µm
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Selfie camera resolution640 x 480 pixels4608 x 3456 pixels
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Selfie camera video480p@30fps MP1080p@30fps
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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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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 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi Hotspot-Yes
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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
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USB On-The-Go-Yes
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Bluetoothv4.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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Beidou-Yes
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Features
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SensorsAccelerometerAccelerometer, compass, fingerprint, gyroscope, proximity, light
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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 mAh4025 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-VOOC Flash Charge 4.0 (50% in 30 min)
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Cost
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Price-290 USD