Bravis NB851 vs Samsung Galaxy A71
Bravis NB851
Samsung Galaxy A71
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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 900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900)
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HSDPA speed21 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speed-LTE, Cat12, 603 Mbps download, 102 Mbps upload
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GPRSYesYes
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EDGE-Yes
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Availability
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Oficially announced2018-102019-12
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Status2018-102020-1
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Design
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BuildPlasticFront glass, plastic body
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SIMDual SIM (dual stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
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Height122.8 mm163.6 mm
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Width206.5 mm76 mm
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Thickness7.7 mm7.7 mm
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Weight332 g179 g
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ColorsBlackBlack, Blue, Pink, Silver
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Display
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Display typeIPS capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size8 inches6.7 inches
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Resolution1280 x 800 pixels1080 x 2400 pixels
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Pixel density189 ppi393 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, Corning Gorilla Glass 3
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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 Cortex-A7Dual-core 2.0 GHz Kryo 470 Gold
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CPU(second)Hexa-core 1.8 GHz Kryo 470 Silver
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ChipsetMediatek MT8321Qualcomm SDM730 Snapdragon 730
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GPUMali-400 MP2Adreno 618
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Memory RAM1 GB6, 8 GB
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Internal storage16 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max32 GB1 TB
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OS
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OSAndroid 8.1 OreoOne UI 2 (Android 10.0)
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Main camera
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Camera typeSingleQuad
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Main camera2 MP64 MP, f/1.8 , 26 mm, 1/1.7" , 0.8 µm
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12 MP, f/2.2 , 13 mm, 1.12 µm
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5 MP, f/2.4
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5 MP, f/2.2 , 1/5.0" , 1.12 µm
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Primary camera resolution1600 x 1200 pixels9280 x 6944 pixels
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Primary camera video720p@30fps2160p@30fps, 1080p@30/240fps
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Primary camera flashLED flashLED flash
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Camera featuresContinuous shooting, digital zoom, geotagging, panorama, HDR, face detection, white balance settings, ISO settings, self-timerAutofocus, 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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DxOMark photo-89
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DxOMark video-74
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DxOMark camera score-84
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Selfie camera
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Selfie camera0.3 MP32 MP, f/2.2 , 26 mm, 1/2.8" , 0.8 µm
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Selfie camera resolution640 x 480 pixels6560 x 4928 pixels
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Selfie camera video480p@30fps1080p@30fps
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DxOMark photo-83
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DxOMark video-82
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DxOMark camera score-83
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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 RadioFM 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 Hotspot-Yes
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WLAN WiFi Direct-Yes
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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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Bluetoothv4.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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NFC-Yes
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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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SensorsAccelerometerAccelerometer, compass, fingerprint, gyroscope, light, proximity, in-display fingerprint sensor
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity4000 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Cost
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Price-520 USD
