Digma Optima Prime 4 3G vs UMIDIGI Bison
Digma Optima Prime 4 3G
UMIDIGI Bison
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 1900HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G network-LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 66
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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, Cat6, 301 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 announced2018-42020-08
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Status2018-42020-08
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Design
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BuildPlasticMetal, polycarbonate, TPU
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SIMDual SIM (Micro-SIM/Mini-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height107.8 mm162.5 mm
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Width188 mm79.9 mm
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Thickness10 mm12.8 mm
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Weight270 g250 g
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Waterproof-IP68/IP69K
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Dust proof-IP68/IP69K
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MIL-STD-810G-Yes
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ColorsBlackOrange, Yellow
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Display
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Display typeTNIPS LCD
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Physical size7 inches6.3 inches
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Resolution1024 x 600 pixels1080 x 2340 pixels
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Pixel density170 ppi409 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass
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MultitouchYes-
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.2 GHz Cortex-A7Quad-core 2.0 GHz Cortex-A73
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CPU(second)quad-core 2.0 GHz Cortex-A53
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ChipsetSpreadtrum SC7731CMediaTek Helio P60 MT6771
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GPUMali-400 MP1Mali-G72 MP3
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Memory RAM1 GB6 GB
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Internal storage8 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max64 GB256 GB
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Storage-UFS 2.1
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OS
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OSAndroid 7.0 NougatAndroid 10
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Selfie camera
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Selfie camera type-Single
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Selfie camera0.31 MP24 MP, f/2.0
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Selfie camera resolution640 x 480 pixels-
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Selfie camera features-Face unlock
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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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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, 802.11ac
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WLAN WiFi Hotspot-Yes
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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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Bluetoothv4.0v4.2
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Bluetooth A2DPYesYes
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bluetooth HID-Yes
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NFC-No
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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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Features
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SensorsAccelerometerAltimeter, accelerometer, barometer, compass, fingerprint, geomagnetic, gyroscope, light, magnetometer, pedometer, 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 capacity2200 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Main camera
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Camera type-Quad
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Main camera48 MP, f/1.79 , 1/2" , 0.8 µm
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16 MP, 120˚
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5 MP
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5 MP, 25 mm
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Primary camera resolution-8000 x 6000 pixels
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Primary camera video-1080p@30fps
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Primary camera flash-dual-LED flash
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Camera features-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
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Tests and performance
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Antutu-186000 (v8)
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Geekbench(single-core)-282 (v5.2)
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Geekbench(multi-core)-1231 (v5.2)
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Cost
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Price-140 USD
