BLU Studio J8 vs Xiaomi Redmi Note 7S
BLU Studio J8
Xiaomi Redmi Note 7S
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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, 1700(AWS), 1900, 2100HSDPA 850, 900, 1900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 40(2300), 41(2500)
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HSDPA speed21.1 Mbps42 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speed-LTE Cat 18, 1.2 Gbps download, 221 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2017-72019-5
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Status2017-72019-5
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Design
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Build-Glass, plastic
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SIMDual SIM (Nano-SIM/ Micro-SIM)Dual SIM (Nano-SIM/microSD)
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Height155.7 mm159.21 mm
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Width77.6 mm75.21 mm
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Thickness8.9 mm8.1 mm
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Weight183 g186 g
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ColorsBlack, Gold, Rose Gold, SilverBlack, Blue, Red
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Display
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Display typeIPS LCD capacitive touchscreenIPS capacitive touchscreen
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Physical size5.5 inches6.3 inches
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Resolution720 x 1280 pixels1080 x 2340 pixels
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Pixel density267 ppi409 ppi
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Display colors1677721616777216
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Protection-2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 5, LTPS (Low Temperature PolySilicon)
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MultitouchYesYes
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz ARM Cortex-A7Quad-core 2.2 GHz Kryo 260
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CPU(second)quad-core 1.84 GHz Kryo 260
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ChipsetMediatek MT6580Qualcomm Snapdragon 660 MSM8976 Plus
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GPUMali-400Adreno 512
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Memory RAM1 GB3, 4 GB
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Internal storage8 GB32, 64 GB
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Memory cardmicroSDmicroSD, microSDHC, microSDXC
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Memory card max64 GB256 GB
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Storage-eMMC 5.1
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OS
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OSAndroid 7.0 (Nougat)MIUI V10.2 (Android 9.0 Pie)
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Main camera
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Camera type-Dual
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Main camera8 MP48 MP, f/1.8 , 1/2" , 0.8 µm
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5 MP, f/2.2 , 1.12 µm
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Primary camera resolution-8000 x 6000 pixels
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Primary camera video1080p@30fps1080p@120fps
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Primary camera flashLED flashdual LED flash
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Camera featuresGeo-tagging, face detection, touch focusAutofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, RAW, phase detection
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Selfie camera
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FlashLED flash-
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Selfie camera5 MP13 MP, f/2 , 28 mm, 0.23" , 1.124 µm
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Selfie camera resolution-4224 x 3136 pixels
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Selfie camera video-1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtones-
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Earpiece-Yes
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Multimedia
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Radio-Yes
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Radio FMFM 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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Wi-Fi display-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C reversible connector
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USB On-The-Go-Yes
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USB hostYes-
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Bluetoothv4.1v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Infrared-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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Beidou-Yes
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push EmailPush Email-
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JavaNo-
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SensorsFingerprint (rear-mounted), accelerometer, proximityAccelerometer, compass, fingerprint, gyroscope, light, 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 capacity2500 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Qualcomm Quick Charge 4.0
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Talk time 2G22 h23 h
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Talk time 3G16 h23 h
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Standby time 2G725 h251 h
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Standby time 3G625 h251 h
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