Realme C21Y vs ZTE nubia Red Magic 7S
Realme C21Y
ZTE nubia Red Magic 7S
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 850, 900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1, 3, 5, 8, 38, 40, 41LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 66
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5G network-5G band 1, 3, 5, 7, 8, 20, 28, 38, 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, 150 Mbps download, 51 Mbps uploadLTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-062022-07
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Status2021-072022-07
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Design
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BuildGlass front, plastic back, plastic frameGlass front, glass back, aluminum frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height164.5 mm170.6 mm
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Width76 mm78.3 mm
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Thickness9.1 mm9.5 mm
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Weight200 g215 g
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Build features-Pressure sensitive zones (520Hz touch-sensing), built-in cooling fan, aviation aluminum middle frame
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ColorsBlack, BlueBlack, Gray
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Display
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Display typeIPS LCDAMOLED
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Physical size6.5 inches6.8 inches
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Resolution720 x 1600 pixels1080 x 2400 pixels
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Pixel density270 ppi387 ppi
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Display colors167772161073741824
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Protection-Scratch resistant, Corning Gorilla Glass
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Display features-165Hz, 700 nits (typ)
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 1.8 GHz Cortex-A75Single-core 3.19 GHz Cortex-X2
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CPU(second)Hexa-core 1.8 GHz Cortex-A55Triple-core 2.75 GHz Cortex-A710
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CPU(third)Quad-core 1.8 GHz Cortex-A510
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ChipsetUnisoc T610Qualcomm SM8475 Snapdragon 8+ Gen 1
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GPUMali-G52Adreno 730
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Memory RAM4 GB8, 12, 16 GB
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Internal storage64 GB128, 256, 512 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max256 GB-
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StorageeMMC 5.1UFS 3.1
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OS
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OSAndroid 10, Realme UIAndroid 12, Redmagic 5.5
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Main camera
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Camera typeDualTriple
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Main camera(wide) , 13 MP, f/2.2 , 26 mm, 1/3.06" , 1.12 µm(wide) , 64 MP, f/1.8 , 26 mm, 1/1.97" , 0.7 µm
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(macro) , 2 MP, f/2.4(ultrawide) , 8 MP, f/2.0 , 120˚ , 13 mm, 1/4.0" , 1.12 µm
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(depth) , 2 MP, f/2.4(macro) , 2 MP, f/2.4
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Primary camera resolution-9248 x 6920 pixels
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Primary camera video1080p@30fps8K@30fps, 4K@30/60fps, 1080p@30/60/120/240fps
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, 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 autofocusAutofocus, 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
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera(wide) , 5 MP, f/2.2 , 1/5.0" , 1.12 µm(wide) , 8 MP, f/2.0 , 1/4.0" , 1.12 µm
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Selfie camera resolution-4608 x 3456 pixels
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Selfie camera features-Face unlock, face detection
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes, with stereo speakers
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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, 802.11ax
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 3.0
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USB connector-Accessory connector
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USB On-The-GoYesYes
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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptX-Yes
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NFCNoYes
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GPSYes, with A-GPSYes, with dual-band A-GPS
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GLONASSYesYes
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GALILEO-Yes
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BDSYesYes
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Features
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SensorsAccelerometer, compass, 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 capacity5000 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes, 120W (100% in 17 min)
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Reverse chargingYes-
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Tests and performance
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Antutu196316 (v9)1156044 (v9)
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Geekbench(single-core)378 (v5.2)-
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Geekbench(multi-core)1298 (v5.2)-
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Cost
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Price160 USD600 USD
