BLU J2 vs Coolpad Cool S
BLU J2
Coolpad Cool S
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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, 1900, 2100HSDPA 850, 900, 2100
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4G network-LTE frequency band 1, 3, 5, 7, 8, 38, 39, 40, 41
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HSDPA speed21.1 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 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, 301 Mbps download, 151 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2019-122021-01
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Status2019-122021-01
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Design
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BuildPlasticGlass front, glass back, plastic frame
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SIMDual SIM (Nano-SIM, dual stand-by)Hybrid Dual SIM (Nano-SIM, dual stand-by)
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Height144 mm161.2 mm
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Width73.1 mm76.2 mm
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Thickness10.3 mm8.9 mm
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Weight146 g198 g
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ColorsBlack, Blue, BrownBlack, Blue, White
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD
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Physical size5.0 inches6.53 inches
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Resolution480 x 854 pixels1080 x 2340 pixels
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Pixel density196 ppi395 ppi
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Display colors1677721616777216
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Protection-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 1.3 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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Chipset-Mediatek MT6771 Helio P60
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GPUMali-400Mali-G72 MP3
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Memory RAM1 GB4 GB
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Internal storage32 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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StorageeMMC 5.1-
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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 typeSingleQuad
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Main camera5 MP48 MP, (wide) , f/1.8 , 1/2.0" , 0.8 µm
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(ultrawide) , 8 MP, f/2.0 , 120˚
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(macro) , 5 MP, f/2.0
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(depth) , 0.3 MP
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Primary camera resolution-8000 x 6000 pixels
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Primary camera video720p@30fps1080p@30fps
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Primary camera flashLED flashdual-LED 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 camera5 MP25 MP, (wide) , f/2.0 , 1/2.78" , 0.9 µm
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Selfie camera resolution-5760 x 4320 pixels
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Selfie camera features-Face unlock, HDR
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Selfie camera video720p@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 RadioUnspecified
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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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Wi-Fi display-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 2.0
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Bluetoothv4.1v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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NFC-No
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GPSYes, with A-GPSYes, with A-GPS
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Features
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SensorsAccelerometerAccelerometer, compass, fingerprint, 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 capacity2000 mAh5000 mAh
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Battery removableRemovableNon-removable
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Cost
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Price55 USD190 USD
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Tests and performance
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Antutu-181000 (v8)