Oppo Reno 8 4G vs Realme C21
Oppo Reno 8 4G
Realme C21
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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, 900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1, 3, 5, 8, 40LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
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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, 391 Mbps download, 150 Mbps uploadLTE, Cat4, 150 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-082021-03
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Status2022-082021-03
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Design
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BuildAluminium alloy, glassGlass front, 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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Height159.9 mm165.2 mm
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Width73.2 mm76.4 mm
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Thickness7.7 mm8.9 mm
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Weight182 g190 g
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WaterproofIPX4-
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Dust proofIPX4-
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Build featuresRGB ring light around the camera (notifications, charging progress)-
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ColorsBlack, GoldBlack, Blue
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Display
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Display typeAMOLEDIPS LCD
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Physical size6.43 inches6.5 inches
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Resolution1080 x 2400 pixels720 x 1600 pixels
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Pixel density409 ppi270 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Panda glassScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3
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Display features90Hz, 430 nits (typ), 600 nits (HBM), 800 nits (peak)-
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.4 GHz Kryo 265 GoldQuad-core 2.3 GHz Cortex-A53
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CPU(second)quad-core 1.9 GHz Kryo 265 Silverquad-core 1.8 GHz Cortex-A53
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ChipsetQualcomm SM6225 Snapdragon 680 4GMediaTek Helio G35
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GPUAdreno 610PowerVR GE8320
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Memory RAM8 GB3, 4 GB
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Internal storage256 GB32, 64 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max-256 GB
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StorageUFS 2.2eMMC 5.1
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OS
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OSAndroid 12, ColorOS 12.1Android 10, Realme UI 1.0 / Android 11, Realme UI 2.0
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 64 MP, f/1.7 , 79˚ , 26 mm, 1/2.0" , 0.7 µm(wide) , 13 MP, f/2.2 , 26 mm, 1/3.06" , 1.12 µm
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(microscope) , 2 MP, f/3.3(macro) , 2 MP, f/2.4
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(depth) , 2 MP, f/2.4(depth) , 2 MP, f/2.4
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Primary camera resolution9248 x 6920 pixels2560 x 1920 pixels
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Primary camera video1080p@30fps, 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, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocusAutofocus, 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 typeSingleSingle
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Selfie camera(wide) , 32 MP, f/2.4 , 24 mm, 1/2.74" , 0.8 µm(wide) , 5 MP, f/2.2 , 1/5.0" , 1.12 µm
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Selfie camera resolution-2560 x 1920 pixels
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Selfie camera featuresFace unlock, DOL-HDRFace unlock, HDR, panorama
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Selfie camera video1080p@30fps, gyro-EIS1080p@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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RadioNoFM Radio
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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 DirectYes-
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WLAN WiFi Dual BandYes-
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USBType-C 2.0microUSB 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 AptXaptX HD-
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NFCYesNo
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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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BDSYesYes
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QZSSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, compass, fingerprint, 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 capacity4500 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingSuperVOOC 2.0, VOOC 3.0, 33WYes
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Reverse chargingYesYes
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Tests and performance
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Antutu220000 (v9)110490 (v8)
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Geekbench(single-core)712 (v5.2)174 (v5.2)
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Geekbench(multi-core)2385 (v5.2)982 (v5.2)
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Cost
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Price330 USD130 USD
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