BLU S91 Pro vs Xiaomi Black Shark 4S
BLU S91 Pro
Xiaomi Black Shark 4S
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 850, 900, 1700, 1900, 2100HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 12, 13, 17, 28, 66LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41
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5G network-5G band 1, 3, 8, 28, 41, 77, 78 SA/NSA
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HSDPA speed42.2 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-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-072021-10
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Status2022-072021-10
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Design
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Build-Aluminium alloy, glass
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height164.7 mm163.7 mm
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Width76 mm76.2 mm
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Thickness8.9 mm9.9 mm
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Weight202 g210 g
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Build features-Physical pop-up gaming triggers
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ColorsBlack, GreenBlack, White
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Display
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Display typeIPS LCDSuper AMOLED
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Physical size6.5 inches6.67 inches
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Resolution720 x 1600 pixels1080 x 2400 pixels
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Pixel density270 ppi395 ppi
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Display colors1677721616777216
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Protection-Scratch resistant
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Display features-Always-on display, 144Hz, HDR10+, 1300 nits (peak)
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.3 GHz Cortex-A53Single-core 3.2 GHz Kryo 585
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CPU(second)quad-core 1.8 GHz Cortex-A53Triple-core 2.42 GHz Kryo 585
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CPU(third)Quad-core 1.80 GHz Kryo 585
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Chipset-Qualcomm SM8250-AC Snapdragon 870 5G
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GPU-Adreno 650
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Memory RAM4 GB8, 12 GB
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Internal storage128 GB128, 256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max256 GB-
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Storage-UFS 3.1
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OS
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OSAndroid 12Android 11, Joy UI 12.8
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 50 MP, f/1.8 , 0.7 µm(wide) , 48 MP, f/1.8 , 0.8 µm, 1/2.0"
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(ultrawide) , 2 MP, f/2.4 , 115˚(ultrawide) , 8 MP, f/2.2 , 120˚ , 1/4.0" , 1.12 µm
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(depth) , 0.8 MP, f/2.4(macro) , 5 MP, f/2.4
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Primary camera resolution-8000 x 6000 pixels
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Primary camera video1080p@30fps4K@30/60fps, 1080p@30/60/240fps, 1080p@960fps
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Primary camera flashLED flashLED flash
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Camera features-Autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus
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Selfie camera
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Selfie camera type-Single
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Selfie camera13 MP20 MP, (wide) , f/2.0 , 0.8 µm
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Selfie camera resolution-5184 x 3880 pixels
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Selfie camera features-HDR
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes, with stereo speakers
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EarpieceYesYes
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Multimedia
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RadioFM RadioNo
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
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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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USBType-C 2.0Type-C 2.0
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USB On-The-GoYes-
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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptX-aptX HD, aptX Adaptive
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NFCNoYes
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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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QZSS-Yes
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Features
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SensorsAccelerometer, compass, fingerprint, proximityAccelerometer, barometer, compass, fingerprint, gyroscope, 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 capacity5000 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Quick Charge, 120W (100% in 17 min)
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Cost
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Price180 USD420 USD
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Tests and performance
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Antutu-735000 (v9)
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Geekbench(single-core)-1011 (v5.2)
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Geekbench(multi-core)-3326 (v5.2)
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