Oppo K9x vs Samsung Galaxy S21 FE SD888
Oppo K9x
Samsung Galaxy S21 FE SD888
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800GSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMA
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3G networkHSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1, 2, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 34, 38, 39, 40, 41
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5G network5G band 1, 28, 41, 77, 78 SA/NSA5G band SA/NSA/Sub6 - global; SA/NSA/Sub6/mmWave - USA
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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-A, 750 Mbps download, 211 Mbps uploadLTE-A (5CA), Cat19, 1600 Mbps download, 200 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-122022-01
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Status2021-122022-01
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Design
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BuildPlastic, glassGlass front (Gorilla Glass Victus), plastic back, aluminum frame
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SIMDual SIM (Nano-SIM, dual stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
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Height162.2 mm155.7 mm
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Width74.8 mm74.5 mm
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Thickness8.8 mm7.9 mm
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Weight194 g177 g
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Payment-Samsung Pay (Visa, MasterCard certified)
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Waterproof-IP68 (1.5m and 30 mins)
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Dust proof-IP68
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ColorsBlack, BlueGraphite, Lavender, Olive, White
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Display
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Display typeIPS LCDDynamic AMOLED 2X
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Physical size6.49 inches6.4 inches
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Resolution1080 x 2400 pixels1080 x 2400 pixels
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Pixel density405 ppi411 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen, Aluminosilicate glassScratch resistant, Corning Gorilla Glass Victus
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Display features90Hz, 480 nits (typ), 600 nits (HBM)Always-on display, 120Hz, HDR10+
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.4 GHz Cortex-A76Single-core 2.84 GHz Kryo 680
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CPU(second)Hexa-core 2.0 GHz Cortex-A55Triple-core 2.42 GHz Kryo 680
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CPU(third)Quad-core 1.8 GHz Kryo 680
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ChipsetMediaTek Dimensity 810 5GQualcomm SM8350 Snapdragon 888 5G
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GPUMali-G57 MC2Adreno 660
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Internal storage128, 256 GB128, 256 GB
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Memory RAM6, 8 GB6, 8 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max256 GB-
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StorageUFS 2.2UFS 3.1
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OS
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OSAndroid 11, ColorOS 11.1Android 12, One UI 4
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 64 MP, f/1.7 , 81˚ , 26 mm, 1/1.97" , 0.7 µm, 20x digital zoom(wide) , 12 MP, f/1.8 , 79˚ , 26 mm, 1/1.76" , 1.8 µm, 30x digital zoom
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(macro) , 2 MP, f/2.4 , 89˚ , 1/5" , 1.75 µm(telephoto) , 8 MP, f/2.4 , 1/4.5" , 1.0 µm, 76 mm, 3x optical zoom , 30x digital zoom
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89˚ , (depth) , 2 MP, f/2.4 , 1/5" , 1.75 µm123˚ , (ultrawide) , 12 MP, f/2.2 , 1/3.0" , 1.12 µm, 13 mm
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Primary camera resolution9280 x 6920 pixels4032 x 3024 pixels
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Primary camera video1080p@30fps, gyro-EIS4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, gyro-EIS
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, 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, macro-mode, phase detection autofocusAutofocus, continuous shooting, digital zoom, optical zoom, optical 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 camera(wide) , 16 MP, f/2.0 , 79˚ , 1/3.0" , 1.0 µm(wide) , 32 MP, f/2.2 , 81˚ , 1/2.74" , 0.8 µm, 26 mm
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Selfie camera resolution4640 x 3456 pixels-
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Selfie camera featuresFace unlock, HDRHDR, face detection, face unlock
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Selfie camera video1080p@30fps4K@30/60fps, 1080p@30/60fps, gyro-EIS
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes, with stereo speakers
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EarpieceYesYes
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Multimedia
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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 BandYesYes
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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 LEYesYes
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Bluetooth AptXYes-
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NFCNoYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDSYesYes
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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-Ion
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Battery capacity5000 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingVOOC 4.0, 33W (50% in 27 min)Quick Charge 2.0, 25W (50% in 30 min)
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Reverse chargingYes-
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Wireless reverse charging-Yes
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Fast wireless charging-Qi/PMA, 15W
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Tests and performance
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Antutu470000 (v9)765000 (v9)
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Geekbench(single-core)587 (v5.2)1064 (v5.2)
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Geekbench(multi-core)1759 (v5.2)3744 (v5.2)
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Cost
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Price220 USD660 USD
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SAR value
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SAR(head)-0.77 W/kg
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SAR(body)-0.90 W/kg
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SAR EU(head)-0.95 W/kg
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SAR EU(body)-1.48 W/kg
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