Asus Zenfone Selfie ZD551KL vs alcatel A7 XL
Asus Zenfone Selfie ZD551KL
alcatel A7 XL
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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, 900, 1900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 28(700)
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps11.5 Mbps
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LTE speedLTE, Cat4, 150 Mbps download, 50 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 announced2015-62017-9
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Status20152017-11
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Single SIM or Dual SIM
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Height156.5 mm159.6 mm
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Width77.2 mm81.5 mm
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Thickness10.8 mm8.7 mm
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Weight170 g175 g
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ColorsAqua Blue, Chic Pink, Pure WhiteMetal Black, Metal Gold
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Display
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Display typeIPS capacitive touchscreenLTPS IPS LCD capacitive touchscreen
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Physical size5.5 inches6.0 inches
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Resolution1080 x 1920 pixels1080 x 1920 pixels
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Pixel density403 ppi367 ppi
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Display colors1677721616777216
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Protection-Asahi Dragontrail Glass
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Multitouch-Yes
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Hardware
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CPU-Octa-core
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CPUQuad-core ARM Cortex-A53Quad-core 1.5 GHz
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CPU(second)quad-core ARM Cortex-A53quad-core 1 GHz
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ChipsetQualcomm MSM8939 Snapdragon 615Mediatek MT6750S
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GPUAdreno 405-
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Memory RAM2, 3 GB3 GB
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Internal storage16, 32 GB32 GB
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Memory cardmicroSDmicroSD
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Memory card max64 GB32 GB
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OS
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OSAndroid OS, v5.0 (Lollipop)Android 7.1 (Nougat)
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Main camera
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Main camera13 MP12 MP
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2 MP
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Primary camera resolution4128 x 3096 pixels-
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Primary camera video1080p@30fps1080p@30fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flashdual-LED (dual tone) flashdual-LED (dual tone) flash
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Primary camera laser autofocuslaser autofocus-
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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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Flashdual-LED (dual tone) flashLED flash
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Selfie camera13 MP5 MP
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Secondary camera autofocusautofocus-
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Selfie camera video1080p1080p
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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USBmicroUSB 2.0microUSB 2.0
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USB hostYes-
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Bluetoothv4.0v4.2
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Bluetooth EDRYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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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 Email-
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Messaging Push Mail-Push Mail
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JavaNoNo
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SensorsAccelerometer, compass, gyro, proximityFingerprint (rear-mounted), accelerometer, compass, 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 capacity3000 mAh4000 mAh
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Battery removable-Non-removable
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Fast battery charging-Yes
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Talk time--
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Talk time 2G-18 h
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Talk time 3G-17 h
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Standby time--
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Standby time 2G-800 h
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Standby time 3G-750 h
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Multimedia
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Radio FM-FM radio
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