Realme Narzo N55 vs vivo Y21
Realme Narzo N55
vivo Y21
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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, 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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LTE speedLTE-A, 301 Mbps download, 151 Mbps uploadLTE, 150 Mbps download, 75 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Status2023-042021-08
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Oficially announced2023-042021-08
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Design
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BuildGlass 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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Height165.6 mm164.3 mm
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Width75.9 mm76.1 mm
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Thickness7.9 mm8 mm
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Weight189.5 g182 g
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ColorsBlack, BlueDiamond Glow, Midnight Blue
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Display
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Display typeIPS LCDIPS LCD
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Physical size6.72 inches6.51 inches
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Resolution1080 x 2400 pixels720 x 1600 pixels
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Pixel density392 ppi270 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen-
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Display features90Hz, 680 nits (peak)-
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.0 GHz Cortex-A75Quad-core 2.35 GHz Cortex-A53
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CPU(second)Hexa-core 1.8 GHz Cortex-A55quad-core 1.8 GHz Cortex-A53
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ChipsetMediaTek Helio G88Mediatek MT6765 Helio P35
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GPUMali-G52 MC2PowerVR GE8320
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Memory RAM4, 8 GB4 GB
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Internal storage64, 128 GB64, 128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max1 TB1 TB
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StorageeMMC 5.1-
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OS
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OSAndroid 13, Realme UI 4.0Android 11, Funtouch 11.1
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Main camera
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Camera typeDualDual
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Main camera(wide) , 64 MP, f/1.8 , 1/2" , 0.7 µm(wide) , 13 MP, f/2.2
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(depth) , 2 MP, f/2.4(macro) , 2 MP, f/2.4
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Primary camera resolution9280 x 6920 pixels-
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Primary camera video1080p@30/60fps1080p@30fps
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, 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) , 8 MP, f/2.0(wide) , 8 MP, f/2.0
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Selfie camera resolution3264 x 2448 pixels-
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Selfie camera featuresFace unlock, HDR-
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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
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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 Direct-Yes
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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-Go-Yes
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Bluetoothv5.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCNoNo
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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, 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 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingDart Charge, 33W (50% in 29 min)Quick Charge
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Tests and performance
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Antutu263739 (v9)24118 (v9)
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Geekbench(single-core)389 (v5.2)172 (v5.4)
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Geekbench(multi-core)1395 (v5.2)943 (v5.4)
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Cost
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Price130 USD210 USD
