Realme C21 vs Xiaomi Civi 2
Realme C21
Xiaomi Civi 2
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 2100HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
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5G network-5G band 1, 3, 5, 8, 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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EV-DO speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE, Cat4, 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 announced2021-032022-09
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Status2021-032022-09
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Design
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BuildGlass front, plastic back, plastic frameGlass front (Gorilla Glass 5), 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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Height165.2 mm159.2 mm
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Width76.4 mm72.7 mm
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Thickness8.9 mm7.2 mm
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Weight190 g171.8 g
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ColorsBlack, BlueBlack, Blue, Silver, Violet
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Display
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Display typeIPS LCDAMOLED
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Physical size6.5 inches6.55 inches
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Resolution720 x 1600 pixels1080 x 2400 pixels
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Pixel density270 ppi402 ppi
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Display colors167772161073741824
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3Scratch resistant, 3D curved glass screen, Corning Gorilla Glass 5
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Display features-Dolby Vision, HDR10+, 120Hz, 1000 nits (peak)
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.3 GHz Cortex-A53Octa-core 2.4 GHz
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CPU(second)quad-core 1.8 GHz Cortex-A53
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ChipsetMediaTek Helio G35Qualcomm Snapdragon 7 Gen 1
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GPUPowerVR GE8320Adreno 662
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Internal storage32, 64 GB128, 256 GB
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Memory RAM3, 4 GB8, 12 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max256 GB-
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StorageeMMC 5.1UFS 2.2
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OS
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OSAndroid 10, Realme UI 1.0 / Android 11, Realme UI 2.0Android 12, MIUI 13
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 13 MP, f/2.2 , 26 mm, 1/3.06" , 1.12 µm(wide) , 50 MP, f/1.8 , 1/1.56" , 1.0 µm
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(macro) , 2 MP, f/2.4(ultrawide) , 20 MP, f/2.2 , 115˚ , 1/2.78" , 1.0 µm
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(depth) , 2 MP, f/2.4(macro) , 2 MP, f/2.4
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Primary camera resolution2560 x 1920 pixels9280 x 6920 pixels
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Primary camera video1080p@30fps4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS
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Primary camera flashLED flash2x Dual-LED dual-tone 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, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
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Selfie camera
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Selfie camera typeSingleDual
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Selfie camera(wide) , 5 MP, f/2.2 , 1/5.0" , 1.12 µm(wide) , 32 MP, f/2.0 , 1/2.8" , 0.8 µm
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(ultrawide) , 32 MP, 1/2.8" , 0.8 µm
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Selfie camera resolution2560 x 1920 pixels-
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Selfie camera featuresFace unlock, HDR, panoramaFace unlock, face detection, HDR, autofocus
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Selfie camera video1080p@30fps1080p@30/60fps
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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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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 2.0
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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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Infrared-Yes
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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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GALILEO-Yes
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BDSYesYes
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QZSS-Yes
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Features
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SensorsAccelerometer, compass, fingerprint, proximityAccelerometer, color spectrum, 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 chargingYesQuick Charge 2.0, 67W (100% in 40 min)
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Reverse chargingYes-
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Tests and performance
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Antutu110490 (v8)550948 (v9)
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Geekbench(single-core)174 (v5.2)841 (v5.2)
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Geekbench(multi-core)982 (v5.2)3097 (v5.2)
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Cost
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Price130 USD350 USD