NIU C21A vs Yezz Classic Z51
NIU C21A
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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GPRSYesYes
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EDGE
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Availability
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Oficially announced2013-32015-7
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Status2013-42015-9
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM)
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Height106 mm100.5 mm
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Width45 mm50.5 mm
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Thickness14.5 mm17.8 mm
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Weight73 g86 g
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ColorsBlack, Blue, Fuchsia, Green, Purple, Red, WhiteBlack, White
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Display
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Display typeTFTTFT
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Physical size1.8 inches1.3 inches
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Resolution128 x 160 pixels240 x 320 pixels
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Pixel density114 ppi308 ppi
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Display colors26214466560
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Hardware
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Internal storage64 Mbit16 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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Main camera
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Main camera1.3 MP
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Primary camera resolution640 x 480 pixels1280 x 1024 pixels
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Primary camera videonovideo
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Primary camera flash-LED flash
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Camera featuresNoNo
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration, PolyphonicVibration, 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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WLAN
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USBYesYes
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Bluetoothv2.0v3.0
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Bluetooth EDR-Yes
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging IMIM-
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WAPYesWAP 2.0/xHTML
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JavaNoNo
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity600 mAh800 mAh
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Talk time4 h5 h
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Standby time200 h130 h
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