BLU G51S vs Oppo K9
BLU G51S
Oppo K9
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 12, 17, 28LTE frequency band 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41
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5G network-5G band 1, 3, 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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LTE speedLTE, 301 Mbps download, 102 Mbps uploadLTE-A, 1200 Mbps download, 210 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-012021-05
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Status2022-012021-05
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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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Height162.4 mm159.1 mm
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Width77.5 mm73.4 mm
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Thickness9 mm7.9 mm
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Weight185 g172 g
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ColorsBlue, Bronze, Green, RedAurora, Black
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Display
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Display typeIPS LCDSuper AMOLED
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Physical size6.4 inches6.43 inches
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Resolution720 x 1560 pixels1080 x 2400 pixels
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Pixel density268 ppi409 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screenScratch resistant, 2.5D curved glass screen
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Display features-90Hz, 430 nits (typ), 750 nits (peak)
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Hardware
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CPU-Octa-core
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CPUOcta-core 1.6 GHz Cortex-A55Single-core 2.8 GHz Kryo 475 Prime
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CPU(second)Single-core 2.4 GHz Kryo 475 Gold
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CPU(third)Hexa-core 1.8 GHz Kryo 475 Silver
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Chipset-Qualcomm SM7250-AC Snapdragon 768G 5G
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GPUIMG8322Adreno 620
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Memory RAM2 GB8 GB
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Internal storage32 GB128, 256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max64 GB-
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OS
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OSAndroid 11 Go EditionAndroid 11, ColorOS 11.1
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Main camera
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Camera typeDualTriple
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Main camera13 MP64 MP, (wide) , f/1.7 , 80˚ , 1/2.0" , 0.8 µm, 20x digital zoom
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0.3 MP8 MP, (ultrawide) , f/2.2 , 119˚
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(macro) , 2 MP, f/2.4
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Primary camera resolution4160 x 3120 pixels9280 x 6920 pixels
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Primary camera video1080p@30fps4K@30fps, 1080p@30/60/120fps; gyro-EIS
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeAutofocus, continuous autofocus, continuous shooting, digital zoom, digital image stabilization, optical 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, contrast detection autofocus
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Selfie camera
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Selfie camera type-Single
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Selfie camera8 MP32 MP, (wide) , f/2.4 , 80˚ , 0.8 µm
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Selfie camera resolution-6560 x 4928 pixels
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Selfie camera features-Face unlock, digital image stabilization
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Selfie camera video720p@30fps1080p@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 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, 802.11n 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-Go-Yes
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Bluetoothv4.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptX-aptX HD
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NFCNoNo
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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, fingerprint, 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 capacity4000 mAh4300 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-VOOC 4.0 (100% in 35 min)
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Cost
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Price120 USD310 USD
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Tests and performance
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Antutu-449750 (v8)
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Geekbench(single-core)-602 (v5.2)
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Geekbench(multi-core)-1877 (v5.2)
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