BLU J4 vs Blackview BV4900 Pro
BLU J4
Blackview BV4900 Pro
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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 850, 900, 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G network-LTE frequency band 1, 3, 7, 8, 20, 40
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HSDPA speed21.1 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speed-LTE, 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 announced2019-102020-11
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Status2019-102020-11
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Design
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BuildPlasticPolycarbonate, ruber, silicone
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height151 mm157.5 mm
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Width72.3 mm78.1 mm
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Thickness10 mm13.7 mm
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Weight158 g261 g
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Waterproof-IP68
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Dust proof-IP68
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MIL-STD-810G-Yes
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ColorsBlack, Blue, BrownBlack, Green, Orange, Yellow
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD
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Physical size5.5 inches5.7 inches
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Resolution720 x 1440 pixels720 x 1440 pixels
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Pixel density293 ppi282 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, Dragontrail glass
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MultitouchYes-
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz Cortex-A7Quad-core 2.0 GHz Cortex-A53
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CPU(second)quad-core 1.5 GHz Cortex-A53
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Chipset-MediaTek Helio P22 MT6762
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GPUMali-400PowerVR GE8320
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Memory RAM1 GB4 GB
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Internal storage32 GB64 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max64 GB128 GB
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StorageeMMC 5.1eMMC
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OS
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OSAndroid 8.1 Oreo Go EditionAndroid 10
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Main camera
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Camera typeSingleTriple
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Main camera8 MP13 MP, f/2.2 , 1/3.06" , 1.12 µm
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Primary camera resolution-4160 x 3120 pixels
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Primary camera video720p@30fps1080p@30fps
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Primary camera flashLED flashLED flash
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Camera features-Autofocus, continuous shooting, digital zoom, 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 camera type-Single
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Selfie camera8 MP5 MP, f/2.2 , 1/4" , 1.4 µm
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Selfie camera resolution-2560 x 1920 pixels
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Selfie camera features-Face detection
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Selfie camera video720p@30fps720p@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 DirectYesYes
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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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Bluetoothv4.1v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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NFC-Yes
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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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SensorsAccelerometerAccelerometer, compass, fingerprint, gyroscope, light, magnetometer, 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 mAh5580 mAh
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Battery removableRemovableNon-removable
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Talk time 3G-23 h
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Standby time 3G-600 h
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Cost
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Price75 USD100 USD
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Tests and performance
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Antutu-94288 (v8)
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Geekbench(single-core)-158 (v5.2)
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Geekbench(multi-core)-804 (v5.2)
