Unnecto Drone XS vs Yezz Classic Z51
Unnecto Drone XS
Yezz Classic Z51
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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, 1900, 2100-
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2016-52015-7
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Status2016-62015-9
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Design
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SIMSingle SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)Dual SIM (Mini-SIM)
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Height115 mm100.5 mm
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Width61 mm50.5 mm
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Thickness10.5 mm17.8 mm
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Weight113 g86 g
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ColorsBlack, Blue, WhiteBlack, White
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Display
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Display typeIPS LCD capacitive touchscreenTFT
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Physical size3.5 inches1.3 inches
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Resolution320 x 480 pixels240 x 320 pixels
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Pixel density165 ppi308 ppi
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Display colors1677721666560
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MultitouchYes, max 2 fingers-
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Hardware
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CPU1.2 GHz ARM Cortex-A7
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GPUMali-400-
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Memory RAM512 MB-
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Internal storage4 GB16 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v4.4 (KitKat)-
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Main camera
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Main camera3 MP1.3 MP
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Primary camera resolution-1280 x 1024 pixels
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Primary camera video720p@30fpsvideo
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Primary camera Autofocusphase detection autofocus-
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusNo
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Selfie camera
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Secondary camera-No
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Selfie camera1.3 MP
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Secondary camera autofocusautofocus-
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes
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NotificationsVibration; MP3, WAV ringtonesVibration, Polyphonic
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Multimedia
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Radio FMStereo FM radioStereo FM radio; built in antenna
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0Yes
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Bluetoothv2.0v3.0
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Bluetooth EDR-Yes
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GPSYes, with A-GPSNo
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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 EmailEmail-
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Messaging IMIM-
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Messaging Push EmailPush Email-
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WAP-WAP 2.0/xHTML
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JavaNoNo
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SensorsAccelerometer, gyro, proximity-
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1100 mAh800 mAh
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Battery removableRemovable-
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Talk time-5 h
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Talk time 2G5 h-
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Talk time 3G4 h-
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Standby time-130 h
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Standby time 2G160 h-
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Standby time 3G140 h-