Oppo A8 vs UMIDIGI Crystal
Oppo A8
UMIDIGI Crystal
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMAGSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1(2100), 5(850), 7(2600), 8(900), 39(1900), 40(2300), 41(2500)LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 7(2600), 18(800)
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE-ALTE, Cat4, 150 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 announced2019-122017
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Status2019-122017
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Design
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BuildPlasticMetal, glass
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM/Nano-SIM(microSD))
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Height163.9 mm141.3 mm
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Width75.5 mm74.8 mm
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Thickness8.3 mm8.1 mm
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Weight180 g180 g
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ColorsBlack, GreenBlack
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Display
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Display typeIPS LCD capacitive touchscreenIPS capacitive touchscreen
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Physical size6.5 inches5.5 inches
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Resolution720 x 1600 pixels1080 x 1920 pixels
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Pixel density270 ppi401 ppi
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Display colors1677721616777216
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ProtectionScratch resistant2.5D curved glass screen, Corning Gorilla Glass 4
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MultitouchYesYes
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.3 GHz Cortex-A53Quad-core 1.5 GHz Cortex-A53
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CPU(second)quad-core 1.8 GHz Cortex-A53
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ChipsetMediatek MT6765 Helio P35Mediatek MT6737T
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GPUPowerVR GE8320Mali-T720 MP2
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Internal storage128 GB16 GB
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Memory RAM4 GB2 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max256 GB256 GB
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OS
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OSColorOS 6.1 (Android 9.0 Pie)Android 7.0 Nougat
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Main camera
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Camera typeTripleDual
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Main camera12 MP, f/1.813 MP, 1.127 µm
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2 MP, f/2.4 , 1/5" , 1.75 µm5 MP
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2 MP, f/2.4 , 1/5" , 1.75 µm
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Primary camera resolution4032 x 3120 pixels4160 x 3120 pixels
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Primary camera video1080p@30fps1080@30fps
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Primary camera flashLED flashLED flash
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Primary camera phase detection autofocus-phase detection autofocus
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Camera featuresAutofocus, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode, phase detection autofocusAutofocus, continuous shooting, 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 camera8 MP, f/25 MP, 1.25 µm
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Selfie camera resolution3264 x 2448 pixels2560 x 1920 pixels
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Selfie camera video1080p@30fps480p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYes-
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Multimedia
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RadioFM Radio-
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Radio FM-FM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5 GHz
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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Wi-Fi displayYes-
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WLAN WiFi Dual BandYesYes
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USBmicroUSB 2.0Type-C reversible connector
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USB On-The-GoYesYes
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Bluetoothv5.0v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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BeidouYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximity, lightAccelerometer, compass, fingerprint, light, 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 capacity4230 mAh3000 mAh
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Battery removableNon-removableNon-removable
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Standby time 2G-320 h
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Standby time 3G-320 h
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Cost
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Price170 USD-
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