Asus Zenfone Selfie ZD551KL vs Huawei Watch 2 Classic
Asus Zenfone Selfie ZD551KL
Huawei Watch 2 Classic
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Network
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2G networkGSM 850, 900, 1800, 1900N/A
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3G networkHSDPA 850, 900, 1900, 2100-
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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GPRSYesNo
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EDGEYesNo
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Availability
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Status20152017-3
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Oficially announced2015-62017-2
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Design
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Build-Stainless Steel 316L
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SIMDual SIM (Micro-SIM, dual stand-by)No
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Height156.5 mm48.9 mm
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Width77.2 mm45 mm
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Thickness10.8 mm12.6 mm
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Weight170 g60.5 g
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Waterproof-IP68 - 1.5 m and 30 minutes
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Dust proof-IP68
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ColorsAqua Blue, Chic Pink, Pure WhiteTitanium Grey
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Display
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Display typeIPS capacitive touchscreenAMOLED capacitive touchscreen
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Physical size5.5 inches1.2 inches
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Resolution1080 x 1920 pixels390 x 390 pixels
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Pixel density403 ppi460 ppi
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Display colors1677721616777216
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Protection-Corning Gorilla Glass
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Multitouch-Yes
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Hardware
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CPUQuad-core ARM Cortex-A53Quad-core 1.1 GHz
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CPU(second)quad-core ARM Cortex-A53
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ChipsetQualcomm MSM8939 Snapdragon 615Qualcomm Snapdragon Wear 2100
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GPUAdreno 405-
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Memory RAM2, 3 GB768 MB
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Internal storage16, 32 GB4 GB
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Memory cardmicroSD
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Memory card max64 GB-
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OS
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OSAndroid OS, v5.0 (Lollipop)Android Wear OS 2.0
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Main camera
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Main camera13 MP
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Primary camera resolution4128 x 3096 pixels-
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Primary camera video1080p@30fps-
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Primary camera 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 focus-
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Selfie camera
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Flashdual-LED (dual tone) flash-
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Selfie camera13 MP
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Secondary camera autofocusautofocus-
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Selfie camera video1080p-
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Sound
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3.5mm jackYesNo
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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USBmicroUSB 2.0
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USB hostYes-
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Bluetoothv4.0v4.1
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Bluetooth A2DPYes-
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bluetooth LE-Yes
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Bluetooth EDRYes-
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GPSYes, with A-GPSYes
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GLONASSYes-
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMS-
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush Email-
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JavaNoNo
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SensorsAccelerometer, compass, gyro, proximityAccelerometer, barometer, compass, gyro, heart rate
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Browser
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HTMLHTML5-
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Browser-No
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity3000 mAh420 mAh
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Battery removable-Non-removable
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Fast battery charging-Yes
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Talk time-48 h
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Standby time--
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Multimedia
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Radio-No