NIU GO 21 vs Yezz Z50
NIU GO 21
Yezz Z50
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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GPRSYesYes
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EDGE
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Availability
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Oficially announced2014-52014-11
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Status2014-62015-1
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM)
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Height105 mm100.9 mm
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Width44.9 mm51.8 mm
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Thickness14.2 mm21.5 mm
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Weight66 g120 g
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ColorsBlack, Blue, Gray, Green, Orange, RedBlack, White
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Display
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Display typeTFTTFT
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Physical size1.8 inches2.4 inches
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Resolution128 x 160 pixels240 x 320 pixels
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Pixel density114 ppi167 ppi
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Display colors66560262144
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Hardware
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Internal storage64 Mbit16 MB
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Memory cardmicroSD
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Memory card max32 GB-
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Main camera
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Main camera2 MP
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Primary camera resolution640 x 480 pixels1600 x 1200 pixels
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Primary camera videonovideo
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration, MP3 ringtonesVibration; ringtones
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Multimedia
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Radio FMStereo FM radioStereo FM radio
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Radio antenna-built-in antenna
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Connectivity
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WLAN
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USBmicroUSB 2.0Yes
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Bluetoothv2.1v2.1
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Bluetooth EDRYesYes
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMS-
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Messaging IMIM-
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WAPYesWAP 2.0
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JavaNoNo
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity650 mAh950 mAh
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Talk time6 h7 h 30 min
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Standby time200 h190 h
