Samsung Galaxy A51 vs ZTE Blade X
Samsung Galaxy A51
ZTE Blade X
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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, 1900, 1800
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100)LTE frequency band 2(1900), 4(1700/2100), 5(850), 12(700)
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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, Cat12, 603 Mbps download, 102 Mbps uploadLTE, Cat4, 150 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2019-122017-10
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Status2019-122017-10
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Design
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BuildFront glass, plastic body-
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SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)Yes
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Height158.5 mm156 mm
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Width73.6 mm77.5 mm
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Thickness7.9 mm8.9 mm
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Weight172 g156 g
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ColorsBlack, Blue, Pink, WhiteBlack
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size6.5 inches5.5 inches
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Resolution1080 x 2400 pixels720 x 1280 pixels
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Pixel density405 ppi267 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass 3Asahi Dragontrail Glass
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MultitouchYesYes
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.3 GHz Cortex-A73Quad-core 1.4 GHz Cortex-A53 ARM
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CPU(second)quad-core 1.7 GHz Cortex-A53
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ChipsetExynos 9611Qualcomm MSM8917 Snapdragon 425
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GPUMali-G72 MP3Adreno 308
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Memory RAM4, 6 GB2 GB
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Internal storage64, 128 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD
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Memory card max1 TB256 GB
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OS
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OSOne UI 2 (Android 10.0)Android 7.1.1 (Nougat)
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Main camera
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Camera typeQuad-
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Main camera48 MP, f/2.0 , 26 mm, 1/2" , 0.8 µm13 MP
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12 MP, f/2.2 , 13 mm, 1.12 µm
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5 MP, f/2.4 , 40 mm
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5 MP, f/2.2 , 1/5.0" , 1.12 µm
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Primary camera resolution8000 x 6000 pixels-
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Primary camera video2160p@30fps, 1080p@30/60/120fps1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, 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, phase detection autofocusGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Selfie camera32 MP, f/2.2 , 26 mm, 1/2.8" , 0.8 µm5 MP
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Selfie camera resolution6560 x 4928 pixels-
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Selfie camera video1080p@30fps720p
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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EarpieceYes-
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Multimedia
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RadioFM Radio-
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Radio FM-FM 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 802.11b, 802.11g, 802.11n
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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 BandYes-
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USBType-C 1.0 reversible connectorType-C reversible connector
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USB On-The-GoYes-
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Bluetoothv5.0v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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GALILEOYes-
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BeidouYes-
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Email-Push Email
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Java-No
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SensorsAccelerometer, compass, fingerprint, gyroscope, light, proximity, in-display fingerprint sensorFingerprint (rear-mounted), accelerometer, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity4000 mAh3000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
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Cost
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Price315 USD-
