BLU J4 vs Lenovo Tab M8 (FHD)
BLU J4
Lenovo Tab M8 (FHD)
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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, 1900, 2100
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4G network-LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 19(800), 20(800), 38(2600), 39(1900), 40(2300), 41(2500)
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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 announced2019-102019-9
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Status2019-102019-10
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Design
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BuildPlasticFront glass, aluminum body
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SIMDual SIM (Nano-SIM, dual stand-by)Nano-SIM
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Height151 mm199.1 mm
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Width72.3 mm121.8 mm
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Thickness10 mm8.2 mm
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Weight158 g-
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ColorsBlack, Blue, BrownGrey
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.5 inches8.0 inches
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Resolution720 x 1440 pixels1080 x 2160 pixels
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Pixel density293 ppi189 ppi
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Display colors1677721616777216
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A7Quad-core 2.0 GHz Cortex-A53
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Chipset-Mediatek MT6761 Helio A22
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GPUMali-400-
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Memory RAM1 GB2, 3 GB
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Internal storage32 GB16, 32 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max64 GB1 TB
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StorageeMMC 5.1-
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OS
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OSAndroid 8.1 Oreo Go EditionAndroid 9.0 Pie
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Main camera
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Camera typeSingle-
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Main camera8 MP13 MP
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Primary camera video720p@30fps1080p
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Primary camera flashLED flash-
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Selfie camera
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Selfie camera8 MP5 MP
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Selfie camera video720p@30fps1080p
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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 RadioNo
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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, 802.11ac
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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 2.0microUSB 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 LEYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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BDS-Yes
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Features
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SensorsAccelerometerAccelerometer, 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 capacity2200 mAh5000 mAh
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Battery removableRemovableNon-removable
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Cost
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Price75 USD180 USD