Asus Zenfone 5 ZE620KL vs ZTE Blade X
Asus Zenfone 5 ZE620KL
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, 1900, 2100HSDPA 850, 1900, 1800
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4G networkLTELTE 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 speed-LTE, Cat4, 150 Mbps download, 50 Mbps upload
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LTE-A speedLTE-A, (3CA) Cat12, 600 Mbps download, 100 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-22017-10
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Status2018-42017-10
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Design
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BuildFront glass, aluminum body-
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SIMDual SIM (Nano-SIM, dual stand-by)Yes
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Height153 mm156 mm
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Width75.7 mm77.5 mm
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Thickness7.9 mm8.9 mm
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Weight155 g156 g
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ColorsMeteor Silver, Midnight BlueBlack
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size6.2 inches5.5 inches
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Resolution1080 x 2246 pixels720 x 1280 pixels
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Pixel density402 ppi267 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla GlassAsahi Dragontrail Glass
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MultitouchYes, max 10 fingersYes
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Hardware
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CPUOcta-core Kryo 260Quad-core Cortex-A53 1.4 GHz ARM
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ChipsetQualcomm SDM636 Snapdragon 636Qualcomm MSM8917 Snapdragon 425
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GPUAdreno 509Adreno 308
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Memory RAM4, 6 GB2 GB
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Internal storage64 GB16 GB
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Memory cardmicroSD(uses second SIM slot)microSD
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Memory card max400 GB256 GB
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OS
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OSAndroid 8.0 (Oreo)Android 7.1.1 (Nougat)
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Main camera
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Camera typeDual-
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Main camera12 MP, f/1.8 , 24 mm, 1/2.55" , 1.4 µm13 MP
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8 MP, f/2.0 , 12 mm, 1/4" , 1.12 µm
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Primary camera resolution4000 x 3000 pixels-
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Primary camera video2160p@30fps, 1080p@30/60fps1080p@30fps
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Primary camera Autofocusphase detection autofocusautofocus
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Primary camera flashdual-LED (dual tone) flashLED flash
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Electronic image stabilizationEIS (gyro)-
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Selfie camera8 MP, f/2.0 , 24 mm, 1/4" , 1.12 µm5 MP
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Selfie camera resolution5384 x 3752 pixels-
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Electronic image stabilizationEIS (gyro)-
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Selfie camera video1080p720p
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with dual speakersYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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EarpieceYes-
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 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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USBType-C 1.0 reversible connectorType-C reversible connector
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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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BDSYes-
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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Java-No
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SensorsFingerprint (rear-mounted), accelerometer, compass, gyro, proximityFingerprint (rear-mounted), accelerometer, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3300 mAh3000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
