Samsung Galaxy Quantum 2 vs Xiaomi Poco C51
Samsung Galaxy Quantum 2
Xiaomi Poco C51
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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, 1700(AWS), 1900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66LTE frequency band 1, 3, 5, 8, 40, 41
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5G network5G 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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EV-DO speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-A, 2000 Mbps download, 150 Mbps uploadLTE, 301 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 announced2021-042023-04
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Status2021-042023-04
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Design
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Build-Plastic
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SIMNano-SIMDual SIM (Nano-SIM, dual stand-by)
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Height161.9 mm164.9 mm
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Width73.8 mm76.8 mm
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Thickness8.1 mm9.1 mm
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Weight176 g192 g
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ColorsBlack, Violet, WhiteBlack, Blue
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Display
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Display typeDynamic AMOLED 2XIPS LCD
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Physical size6.7 inches6.52 inches
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Resolution1440 x 3200 pixels720 x 1650 pixels
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Pixel density524 ppi269 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, 2.5D curved glass screen
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Display features120Hz, 1200 nits (peak), 120Hz@FHD / 60Hz@QHD refresh rate400 nits (typ)
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 2.96 GHz Kryo 485Dual-core 2.2 GHz Cortex-A53
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CPU(second)Triple-core 2.42 GHz Kryo 485quad-core 1.7 GHz Cortex-A53
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CPU(third)Quad-core 1.78 GHz Kryo 485
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ChipsetQualcomm SM8150 Snapdragon 855+ (7 nm), QRNG security chipsetMediatek Helio G36
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GPUAdreno 640PowerVR GE8320
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Memory RAM6 GB4 GB
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Internal storage128 GB64 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max1 TB1 TB
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Storage-eMMC 5.1
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OS
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OSAndroid 11, One UI 3.1Android 13 Go Edition, MIUI
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Main camera
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Camera typeTripleDual
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Main camera(wide) , 64 MP, f/1.8 , 26 mm, 1/1.7x" , 0.8 µm(wide) , 8 MP, f/2.0 , 1/4" , 1.12 µm
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(ultrawide) , 12 MP, f/2.2 , 123˚ , 1.12 µm(depth) , 0.08 MP
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(macro) , 5 MP, f/2.4
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Primary camera resolution-3264 x 2448 pixels
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Primary camera video4K@30fps, 1080p@30/60/240fps; gyro-EIS1080p@30fps
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Primary camera flashLED flashdual-LED flash
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Camera featuresHDR, PanoramaAutofocus, 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 typeSingleSingle
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Selfie camera(wide) , 10 MP, f/2.25 MP, f/2.2
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Selfie camera resolution-2560 x 1944 pixels
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Selfie camera featuresHDRFace unlock
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackNoYes
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LoudspeakerYes, with stereo speakersYes
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EarpieceYesYes
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Multimedia
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RadioNoFM Radio, recording
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYes-
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USBType-C 2.0microUSB 2.0
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USB On-The-GoYesYes
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCYesNo
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYes-
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BDSYesYes
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, fingerprint
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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 capacity4500 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingFast ChargingNo, 10W
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Talk time 3G-39 h
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Talk time 4G46 h-
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Standby time 3G-672 h
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Tests and performance
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Antutu476000 (v8)127000 (v9)
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Cost
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Price620 USD100 USD
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SAR value
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SAR(head)-0.97 W/kg
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SAR(body)-0.87 W/kg
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