Huawei D51 Discovery vs ZTE R221
Huawei D51 Discovery
ZTE R221
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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GPRSYesYes
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EDGE
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Availability
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Oficially announced2014-122014-12
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Status2014-12
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height114.5 mm108 mm
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Width50.5 mm47 mm
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Thickness16 mm14 mm
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Weight106 g80 g
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ColorsBlack/OrangeBlack
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Display
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Display typeTFTTFT
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Physical size2.0 inches1.8 inches
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Resolution240 x 320 pixels128 x 160 pixels
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Pixel density200 ppi114 ppi
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Display colors-66560
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Hardware
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Internal storage-5 MB
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Memory cardmicroSDmicroSD
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Memory card max-2 GB
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Main camera
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Main camera2 MP
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Primary camera resolution1600 x 1200 pixels640 x 480 pixels
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Primary camera videovideono
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jack-No
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LoudspeakerYesYes
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NotificationsVibration; Polyphonic(64), MP3 ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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Radio FMStereo FM radioFM radio
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Connectivity
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WLAN
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USB2.0
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Bluetoothv2.1
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Bluetooth A2DPYes-
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GPSYesNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMS-
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WAPWAP 2.0/xHTML-
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JavaYesNo
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1000 mAh1000 mAh
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Talk time5 h9 h
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Standby time450 h280 h
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Browser
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Browser-No
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