BLU J2 vs alcatel Go Flip 4
BLU J2
alcatel Go Flip 4
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 1900
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3G networkHSDPA 850, 1900, 2100HSDPA 850, 1700(AWS), 1900
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4G network-LTE frequency band 2, 4, 5, 12, 25, 26, 41, 66, 71
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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 announced2019-122021-09
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Status2019-122021-09
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Design
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BuildPlastic-
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SIMDual SIM (Nano-SIM, dual stand-by)Nano-SIM
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Height144 mm107.3 mm
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Width73.1 mm55.6 mm
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Thickness10.3 mm19.9 mm
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Weight146 g133 g
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ColorsBlack, Blue, BrownBlue
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Display
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Display typeIPS LCD capacitive touchscreenTN TFT LCD
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Physical size5.0 inches2.8 inches
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Resolution480 x 854 pixels240 x 320 pixels
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Pixel density196 ppi143 ppi
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Display colors16777216-
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MultitouchYes-
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Additional display-TN TFT
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Resolution of additional display-128 x 128 pixels
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Size of additional display-1.44 inches
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A7Quad-core 1.3 GHz Cortex-A53
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Chipset-QM215 Snapdragon 215
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GPUMali-400Adreno 308
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Memory RAM1 GB512 MB
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Internal storage32 GB4 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max64 GB-
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StorageeMMC 5.1-
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OS
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OSAndroid 8.1 Oreo Go EditionKaiOS 3.0
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Main camera
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Camera typeSingleSingle
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Main camera5 MP2 MP
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Primary camera video720p@30fps480p@30fps
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Primary camera flashLED flash-
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Selfie camera
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Selfie camera5 MP
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Selfie camera video720p@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 RadioFM Radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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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
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Features
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SensorsAccelerometer-
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity2000 mAh1850 mAh
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Battery removableRemovableRemovable
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Cost
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Price55 USD75 USD
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SAR value
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SAR(head)-0.78 W/kg
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SAR(body)-1.27 W/kg