Oppo K7 5G vs Samsung Galaxy J4 Core
Oppo K7 5G
Samsung Galaxy J4 Core
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMAGSM 850, 900, 1800, 1900
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3G networkHSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DOHSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 34, 38, 39, 40, 41LTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 18(800)
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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-ALTE, Cat4, 150 Mbps download, 50 Mbps upload
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5G speed1.9 Gbps download-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-082018-11
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Status2020-082018-11
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Design
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BuildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum framePlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height160.3 mm160.6 mm
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Width74.3 mm76.1 mm
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Thickness8 mm7.9 mm
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Weight180 g177 g
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ColorsBlack, Blue, Blue/Red, WhiteBlack, Blue, Gold
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Display
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Display typeAMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size6.4 inches6 inches
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Resolution1080 x 2400 pixels720 x 1480 pixels
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Pixel density411 ppi274 ppi
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Display colors1677721616777216
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ProtectionScratch resistant2.5D curved glass screen
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Multitouch-Yes
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Hardware
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CPUOcta-core-
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CPUSingle-core 2.4 GHz Kryo 475 PrimeQuad-core 1.4 GHz Cortex-A53
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CPU(second)Single-core 2.2 GHz Kryo 475 Gold
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CPU(third)Hexa-core 1.8 GHz Kryo 475 Silver
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ChipsetQualcomm SDM765 Snapdragon 765GQualcomm MSM8917 Snapdragon 425
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GPUAdreno 620Adreno 308
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Memory RAM8 GB1 GB
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Internal storage128, 256 GB16 GB
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Memory cardNo-
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StorageUFS 2.1-
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OS
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OSColorOS 7 (Android 10)Android 8.1 Oreo Go Edition
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Main camera
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Camera typeQuad-
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Main camera48 MP, f/1.7 , 1/2.0" , 0.8 µm8 MP, f/2.2
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8 MP, f/2.2 , 13 mm, 1/4" , 1.12 µm
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2 MP, f/2.4 , 1/5" , 1.75 µm
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2 MP, f/2.4
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Primary camera resolution8000 x 6000 pixels3264 x 2448 pixels
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Primary camera video4K@30fps, 1080p@30/60fps; gyro-EIS1080p@30fps
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, 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 autofocusAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
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Selfie camera
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Selfie camera32 MP, f/2.0 , 26 mm, 1/2.8" , 0.8 µm5 MP, f/2.2
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Selfie camera resolution6560 x 4928 pixels2560 x 1920 pixels
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Selfie camera video1080p@30fps720p@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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Radio FM-Stereo FM radio, recording
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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Wi-Fi displayYes-
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WLAN WiFi Dual BandYes-
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USBType-C 1.0 reversible connectormicroUSB 2.0
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USB On-The-GoYesYes
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Bluetoothv5.1v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYes-
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BeidouYesYes
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QZSSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, light, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity4025 mAh3300 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingVOOC 4.0-
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Cost
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Price280 USD-
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