Cubot J20 vs Ulefone Armor 13
Cubot J20
Ulefone Armor 13
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 3, 5, 7, 8, 19, 20, 40LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66
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HSDPA speed21.1 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps11.52 Mbps
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EV-DO speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speed-LTE, Cat7, 301 Mbps download, 102 Mbps upload
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GPRSYesClass 12
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EDGEYesClass 12
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Availability
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Oficially announced2023-032021-07
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Status2023-032021-07
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Design
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BuildPlasticAluminium alloy, polycarbonate, TPU
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height138 mm183.7 mm
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Width65 mm85.3 mm
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Thickness10.8 mm20.8 mm
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Weight143 g492 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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ColorsBlack, GreenBlack
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Display
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Display typeIPS TFTIPS TFT
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Physical size4 inches6.81 inches
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Resolution480 x 584 pixels1080 x 2400 pixels
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Pixel density245 ppi386 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, oleophobic coating
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz Cortex-A53Dual-core 2.05 GHz Cortex-A76
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CPU(second)Hexa-core 2.0 GHz Cortex-A55
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ChipsetMediatek MT6739WAMediatek Helio G95
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GPUPowerVR GE8100Mali-G76 MC4
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Memory RAM2 GB8 GB
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Internal storage16 GB256 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max128 GB1 TB
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OS
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OSAndroid 12 Go EditionAndroid 11
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Main camera
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Camera typeSingleQuad
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Main camera5 MP48 MP, f/1.8 , 1/2" , 0.8 µm
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(ultrawide) , 8 MP, f/2.2 , 120˚
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75˚ , (macro) , 2 MP, f/2.6
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(depth) , 2 MP
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Primary camera resolution2560 x 1920 pixels8000 x 6000 pixels
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Primary camera video720p@30fps1080p@30fps
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Primary camera flashLED flashquad-LED flash
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Camera featuresAutofocus, geotagging, HDR, touch focus, face detection, self-timerAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus, underwater photography
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera2 MP16 MP, f/2.2
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Selfie camera resolution1920 x 1080 pixels4608 x 3456 pixels
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Selfie camera featuresFace unlockFace unlock, face detection, HDR
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Selfie camera video480p@30fps1080p@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 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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Bluetoothv4.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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NFCYesYes
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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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Features
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SensorsAccelerometer, lightAccelerometer, altimeter, barometer, compass, fingerprint, geomagnetic, gyroscope, pedometer, 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 capacity2350 mAh13200 mAh
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Battery removableRemovableNon-removable
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Fast battery charging-Yes
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Wireless charging-Qi
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Wireless reverse charging-Yes
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Talk time 2G-17 h
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Talk time 4G-11 h
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Standby time 2G-600 h
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Standby time 4G-370 h
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Tests and performance
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Antutu46844 (v8)310000 (v9)
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Geekbench(single-core)157 (v5.2)438 (v5.2)
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Geekbench(multi-core)380 (v5.2)1569 (v5.2)
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Cost
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Price65 USD310 USD
