Yezz Classic Z51 vs NIU C21A
Yezz Classic Z51
NIU C21A
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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 announced2015-72013-3
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Status2015-92013-4
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM)
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Height100.5 mm106 mm
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Width50.5 mm45 mm
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Thickness17.8 mm14.5 mm
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Weight86 g73 g
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ColorsBlack, WhiteBlack, Blue, Fuchsia, Green, Purple, Red, White
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Display
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Display typeTFTTFT
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Physical size1.3 inches1.8 inches
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Resolution240 x 320 pixels128 x 160 pixels
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Pixel density308 ppi114 ppi
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Display colors66560262144
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Hardware
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Internal storage16 MB64 Mbit
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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 resolution1280 x 1024 pixels640 x 480 pixels
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Primary camera videovideono
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Primary camera flashLED 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 jackYesNo
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LoudspeakerYesYes
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NotificationsVibration, PolyphonicVibration, Polyphonic
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Multimedia
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Radio FMStereo FM radio; built in antennaStereo FM radio
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Connectivity
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WLAN
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USBYesYes
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Bluetoothv3.0v2.0
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Bluetooth EDRYes-
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging IM-IM
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WAPWAP 2.0/xHTMLYes
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JavaNoNo
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity800 mAh600 mAh
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Talk time5 h4 h
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Standby time130 h200 h