BlackBerry Z30 vs Yezz Billy 4
BlackBerry Z30
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, 900, 1900, 2100, 800HSDPA 850, 1900
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4G networkLTE 800, 900, 1800, 2100, 2600-
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HSDPA speedHSDPA42.2 Mbps
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HSUPA speedHSUPA5.76 Mbps
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LTE speedLTE-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-92014-6
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Status2013-102014-10
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Design
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SIMMicro-SIMDual SIM (Micro-SIM)
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Height140.7 mm122.5 mm
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Width72 mm64.4 mm
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Thickness9.4 mm9.9 mm
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Weight170 g109 g
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ColorsBlackBlack, Blue, Champing Gold, Gun Metal, Red, White, Yellow
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Display
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Display typeSuper AMOLED capacitive touchscreenTFT capacitive touchscreen
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Physical size5.0 inches4.0 inches
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Resolution720 x 1280 pixels480 x 800 pixels
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Pixel density294 ppi233 ppi
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Display colors1677721616777216
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Hardware
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CPUDual-core 1.7 GHz KraitQuad-core 1.2 GHz ARM Cortex-A7
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ChipsetQualcomm MSM8960T Pro SnapdragonQualcomm MSM8212 Snapdragon 200
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GPUAdreno 320Adreno 302
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Memory RAM2 GB512 MB
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Internal storage16 GB4 GB
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Memory cardmicroSDmicroSD
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Memory card max64 GB128 GB
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OS
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OSBlackBerry 10.2 vOSMicrosoft Windows Phone 8.1
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Main camera
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Camera typePhoto / Video-
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Main camera8 MP8 MP
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Primary camera resolution3264 x 2448 pixels3264 x 2448 pixels
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Primary camera video1080p@30fps720p@30fps
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Camera features-Geo-tagging, touch focus
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Selfie camera
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Selfie camera2 MP1.3 MP
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Selfie camera video720p@30fps-
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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 ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radioStereo FM radio
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Connectivity
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WLANWi-Fi 802.11a, 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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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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Features
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Messaging SMSSMSSMS(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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Messaging BBM 6BBM 6-
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JavaYesNo
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Java MIDPMIDP 2.1-
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Sensors-Accelerometer, proximity
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Browser
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HTMLHTML5HTML5
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Adobe FlashYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2880 mAh1300 mAh
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Talk time 2G25 h7 h
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Talk time 3G18 h4 h 30 min
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Standby time 2G-350 h
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Standby time 3G384 h300 h