Blackview OSCAL C20 vs Ulefone Armor 23 Ultra
Blackview OSCAL C20
Ulefone Armor 23 Ultra
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 800, 850, 1900, 2100
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4G network-LTE frequency band 1, 3, 5, 7, 8, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66
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5G network-5G band 1, 3, 5, 7, 8, 20, 28, 38, 77, 78 SA/NSA
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speed-LTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-072023-03
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Status2021-072023-03
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Design
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BuildPlasticPolycarbonate, TPU, metal
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height155.4 mm-
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Width73.3 mm-
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Thickness9.75 mm-
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Weight152 g-
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Waterproof-IP68/IP69K
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Dust proof-IP68/IP69K
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MIL-STD-810H-Yes
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ColorsBlack, Blue, Green, PurpleBlack
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Display
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Display typeIPS TFTAMOLED
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Physical size6.09 inches6.67 inches
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Resolution720 x 1560 pixels1080 x 2400 pixels
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Pixel density282 ppi395 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screenScratch resistant
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz Cortex-A7Single-core 2.99 GHz Cortex-X2
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CPU(second)Triple-core 2.5 GHz Cortex-A710
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CPU(third)Quad-core 1.78 GHz Cortex-A510
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ChipsetUnisoc SC7731EQualcomm Snapdragon 8 Gen 1
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GPUMali-820 MP1Adreno 730
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Memory RAM1 GB16 GB
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Internal storage32 GB1024 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max128 GB-
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StorageeMMC 5.0UFS 2.1
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OS
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OSDoke OS 2.0 (Android 11 Go Edition)Android 13
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Main camera
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Camera typeSingleTriple
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Main camera5 MP, f/2.0108 MP
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(ultrawide) , 64 MP
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(periscope telephoto) , 64 MP
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Primary camera resolution2560 x 1944 pixels12000 x 9000 pixels
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Primary camera video1080p@30fps-
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Primary camera flashLED flashdual-LED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeAutofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical 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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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera2 MP16 MP
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Selfie camera resolution1920 x 1080 pixels4608 x 3456 pixels
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Selfie camera featuresFace unlockFace unlock, face detection
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Selfie camera video720p@30fps1080p@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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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, 802.11ax
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WLAN WiFi HotspotYesYes
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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-GoYesYes
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Bluetoothv4.2v5.2
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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NFCNoYes
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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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BDSYesYes
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Features
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SensorsAccelerometer, light, proximityAccelerometer, barometer, compass, fingerprint, geomagnetic, gravity, gyroscope, light, pedometer, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity3380 mAh7000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes, 120W
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Tests and performance
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Antutu23006 (v8)463000 (v9)
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Geekbench(single-core)59 (v5.2)-
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Geekbench(multi-core)185 (v5.2)-
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Cost
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Price70 USD500 USD
