BLU F91 vs Samsung Galaxy M51
BLU F91
Samsung Galaxy M51
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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, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 2, 4, 5, 12, 13, 17, 25, 26, 41, 66, 71LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
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5G network5G band 2, 5, 25, 41, 66, 71, 77 SA/NSA/Sub6-
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTELTE-A, (2CA) Cat6, 400 Mbps download, 50 Mbps upload
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GPRSNoYes
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EDGEYesYes
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Availability
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Oficially announced2022-042020-08
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Status2022-042020-09
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Design
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Build-Glass front (Gorilla Glass 3), plastic back, plastic frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height168.7 mm163.9 mm
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Width76.8 mm76.3 mm
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Thickness8.9 mm9.5 mm
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Weight209 g213 g
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ColorsBlueBlack, Blue
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Display
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Display typeIPS LCDSuper AMOLED Plus
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Physical size6.8 inches6.7 inches
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Resolution1080 x 2460 pixels1080 x 2400 pixels
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Pixel density395 ppi393 ppi
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Display colors1677721616777216
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Protection-Corning Gorilla Glass 3
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.4 GHz Cortex-A76Quad-core 2.2 GHz Kryo 470 Gold
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CPU(second)Hexa-core 2.0 GHz Cortex-A55Hexa-core 1.8 GHz Kryo 470 Silver
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ChipsetMediaTek MT6833P Dimensity 810Qualcomm SDM730 Snapdragon 730G
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GPUMali-G57 MC2Adreno 618
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Memory RAM8 GB6, 8 GB
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Internal storage128 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max256 GB512 GB
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Storage-UFS 2.1
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OS
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OSAndroid 11Android 10, One UI 2.5
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Main camera
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Camera typeQuadQuad
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Main camera(wide) , 48 MP, f/1.8 , 1/2.0" , 0.8 µm, 30x digital zoom(wide) , 64 MP, f/1.8 , 1/1.73" , 0.8 µm, 26 mm
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(ultrawide) , 5 MP, f/2.2 , 115˚(ultrawide) , 12 MP, f/2.2 , 123˚ , 1.12 µm
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(macro) , 2 MP, f/2.4(macro) , 5 MP, f/2.4
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(depth) , 2 MP, f/2.4(depth) , 5 MP, f/2.4 , 1.12 µm
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Primary camera resolution8000 x 6000 pixels9280 x 6944 pixels
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Primary camera video4K@30fps, 1080p@30fps4K@30fps, 1080p@30fps
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Primary camera flashLED flashLED flash
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Camera features-Autofocus, 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, phase detection autofocus
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera16 MP, f/2.032 MP, f/2.0 , (wide) , 26 mm, 1/2.8" , 0.8 µm
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Selfie camera resolution-6560 x 4928 pixels
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Selfie camera video1080p@30fps4K@30fps, 1080p@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 Radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n, 802.11acWi-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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WLAN WiFi Dual Band-Yes
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USBType-C 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.1v5.0
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Bluetooth A2DPYesYes
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bluetooth LELEYes
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NFCYesYes
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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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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, 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 mAh7000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes, 18WYes (100% in 115 min)
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Reverse chargingYesYes
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Fast wireless chargingYes, 10W-
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DxOMark autonomy-96
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DxOMark charging-61
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DxOMark efficiency-87
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DxOMark battery score-88
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Tests and performance
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Antutu379387 (v9)275000 (v8)
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Geekbench(single-core)572 (v5.2)1592 (v5.2)
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Geekbench(multi-core)1670 (v5.2)4211 (v5.2)
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Cost
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Price220 USD440 USD
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SAR value
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SAR(head)-1.38 W/kg
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SAR EU(head)-0.61 W/kg
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SAR EU(body)-1.45 W/kg