Realme C51 vs Samsung Galaxy Quantum 2
Realme C51
Samsung Galaxy Quantum 2
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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, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 3, 5, 8, 38, 40, 41 - Africa, India; 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - AsiaLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
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5G network-5G band 78 Sub6
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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, 150 Mbps download, 51 Mbps uploadLTE-A, 2000 Mbps download, 150 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2023-072021-04
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Status2023-082021-04
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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)Nano-SIM
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Height167.2 mm161.9 mm
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Width76.7 mm73.8 mm
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Thickness8 mm8.1 mm
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Weight186 g176 g
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ColorsBlack, GreenBlack, Violet, White
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Display
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Display typeIPS LCDDynamic AMOLED 2X
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Physical size6.74 inches6.7 inches
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Resolution720 x 1600 pixels1440 x 3200 pixels
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Pixel density260 ppi524 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen-
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Display features90Hz, 560 nits (peak)120Hz, 1200 nits (peak), 120Hz@FHD / 60Hz@QHD refresh rate
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 1.8 GHz Cortex-A75Single-core 2.96 GHz Kryo 485
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CPU(second)Hexa-core 1.8 GHz Cortex-A55Triple-core 2.42 GHz Kryo 485
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CPU(third)Quad-core 1.78 GHz Kryo 485
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ChipsetUnisoc Tiger T612Qualcomm SM8150 Snapdragon 855+ (7 nm), QRNG security chipset
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GPUMali-G57Adreno 640
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Memory RAM4 GB6 GB
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Internal storage64, 128 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max2 TB1 TB
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StorageeMMC 5.1-
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OS
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OSAndroid 13, Realme UI TAndroid 11, One UI 3.1
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Main camera
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Camera typeDualTriple
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Main camera(wide) , 50 MP, f/1.8 , 27 mm, 1/2.76" , 0.64 µm(wide) , 64 MP, f/1.8 , 26 mm, 1/1.7x" , 0.8 µm
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(depth) , 0.08 MP, f/3.0(ultrawide) , 12 MP, f/2.2 , 123˚ , 1.12 µm
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(macro) , 5 MP, f/2.4
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Primary camera resolution8120 x 6180 pixels-
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Primary camera video1080p@30fps4K@30fps, 1080p@30/60/240fps; gyro-EIS
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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 autofocusHDR, Panorama
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera(wide) , 5 MP, f/1.8 , 28 mm, 1/5" , 1.12 µm(wide) , 10 MP, f/2.2
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Selfie camera resolution3264 x 2448 pixels-
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Selfie camera featuresFace unlock, face detectionHDR
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Selfie camera video720p@30fps1080p@30fps
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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 802.11a, 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 Hotspot-Yes
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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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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCYesYes
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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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BDS-Yes
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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 chargingSuperVOOC, 33W (50% in 28 min)Fast Charging
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Talk time 4G-46 h
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Tests and performance
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Antutu220000 (v9)476000 (v8)
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Geekbench(single-core)397 (v5.2)-
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Geekbench(multi-core)1391 (v5.2)-
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SAR value
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SAR(head)1.18 W/kg-
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SAR(body)0.78 W/kg-
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Cost
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Price160 USD620 USD
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