Unnecto Drone XS vs Yezz Billy 4
Unnecto Drone XS
Yezz Billy 4
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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, 2100HSDPA 850, 1900
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HSDPA speed21.1 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2016-52014-6
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Status2016-62014-10
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Design
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SIMSingle SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)Dual SIM (Micro-SIM)
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Height115 mm122.5 mm
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Width61 mm64.4 mm
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Thickness10.5 mm9.9 mm
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Weight113 g109 g
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ColorsBlack, Blue, WhiteBlack, Blue, Champing Gold, Gun Metal, Red, White, Yellow
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Display
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Display typeIPS LCD capacitive touchscreenTFT capacitive touchscreen
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Physical size3.5 inches4.0 inches
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Resolution320 x 480 pixels480 x 800 pixels
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Pixel density165 ppi233 ppi
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Display colors1677721616777216
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MultitouchYes, max 2 fingers-
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Hardware
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CPU1.2 GHz ARM Cortex-A71.2 GHz ARM Cortex-A7 Quad-core
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Chipset-Qualcomm MSM8212 Snapdragon 200
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GPUMali-400Adreno 302
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Memory RAM512 MB512 MB
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Internal storage4 GB4 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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OS
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OSAndroid OS, v4.4 (KitKat)Microsoft Windows Phone 8.1
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Main camera
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Main camera3 MP8 MP
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Primary camera resolution-3264 x 2448 pixels
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Primary camera video720p@30fps720p@30fps
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Primary camera Autofocusphase detection autofocusautofocus
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusGeo-tagging, touch focus
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Selfie camera
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Selfie camera1.3 MP1.3 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; MP3, WAV ringtones
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Multimedia
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Radio FMStereo FM radioStereo FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv2.0v4.0
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Bluetooth A2DP-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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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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JavaNoNo
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SensorsAccelerometer, gyro, proximityAccelerometer, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1100 mAh1300 mAh
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Battery removableRemovable-
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Talk time 2G5 h7 h
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Talk time 3G4 h4 h 30 min
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Standby time 2G160 h350 h
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Standby time 3G140 h300 h