Realme X3 SuperZoom vs vivo Y21a
Realme X3 SuperZoom
vivo Y21a
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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, 38, 39, 40, 41LTE frequency band 1, 3, 5, 8, 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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EV-DO speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-ALTE, 301 Mbps download, 151 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-052022-01
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Status2020-062022-01
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Design
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BuildGlass front (Gorilla Glass 5), glass back, plastic frameGlass front, plastic frame, plastic back
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height163.8 mm164.3 mm
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Width75.8 mm76.1 mm
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Thickness8.9 mm8 mm
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Weight202 g182 g
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ColorsBlue, WhiteBlue, Diamond Glow
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD
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Physical size6.6 inches6.51 inches
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Resolution1080 x 2400 pixels720 x 1600 pixels
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Pixel density399 ppi270 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass 5-
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Display features120Hz refresh rate-
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Hardware
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CPUOcta-core-
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CPUSingle-core 2.96 GHz Kryo 485Octa-core 2.0 GHz Cortex-A53
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CPU(second)Triple-core 2.42 GHz Kryo 485
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CPU(third)Quad-core 1.78 GHz Kryo 485
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ChipsetQualcomm SM8150 Snapdragon 855+Mediatek MT6762 Helio P22
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GPUAdreno 640Mali-G52 MC2
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Internal storage128, 256 GB64 GB
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Memory RAM8, 12 GB4 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-1 TB
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StorageUFS 3.0-
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OS
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OSRealme UI (Android 10)Android 11, Funtouch 11.1
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Main camera
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Camera typeQuadDual
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Main camera64 MP, f/1.8 , 26 mm, 1/1.72" , 0.8 µm13 MP, f/2.2 , (wide)
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8 MP, f/3.4 , 124 mm, 5x optical zoom2 MP, f/2.4 , (macro)
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8 MP, f/2.3 , 16 mm, 1/4.0" , 1.12 µm
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2 MP, f/2.4
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Primary camera resolution9280 x 6944 pixels4160 x 3120 pixels
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Primary camera video4K@30/60fps, 1080p@30/60fps, 720p@960fps; gyro-EIS1080p@30fps
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, optical 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 autofocus, starry mode, super nightscape, expert modeAutofocus, 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 autofocus
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Selfie camera
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Selfie camera typeDualSingle
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Selfie camera32 MP, f/2.5 , 26 mm, 1/2.8" , 0.8 µm8 MP, f/1.8 , (wide)
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8 MP, f/2.2 , 1/4.0" , 1.12 µm
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Selfie camera resolution6528 x 4896 pixels3264 x 2448 pixels
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Selfie camera features-Face unlock
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Selfie camera video1080p@30fps, gyro-EIS1080p@30fps
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Sound
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3.5mm jackNoYes
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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 802.11a, 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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Wi-Fi displayYes-
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WLAN WiFi Dual BandYesYes
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USBType-C 1.0 reversible connectorType-C 2.0
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USB On-The-Go-Yes
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFC-No
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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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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 capacity4200 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingDash Charge (100% in 55 min)Quick Charge, 18W
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Reverse charging-Yes
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Cost
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Price470 USD190 USD
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Tests and performance
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Antutu-90180 (v8)
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Geekbench(single-core)-363 (v5.2)
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Geekbench(multi-core)-1353 (v5.2)
