NIU C21A vs Sharp Aquos Crystal 2
NIU C21A
Sharp Aquos Crystal 2
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G network-HSDPA 900, 2100
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HSPA speed-HSPA
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LTE speed-LTE
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GPRSYesYes
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EDGEYes
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Availability
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Status2013-42015-7
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Oficially announced2013-32015-5
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Design
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SIMDual SIM (Mini-SIM)Nano-SIM
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Height106 mm136 mm
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Width45 mm71 mm
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Thickness14.5 mm11 mm
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Weight73 g154 g
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ColorsBlack, Blue, Fuchsia, Green, Purple, Red, WhiteBlack, Blue, Red, White
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Display
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Display typeTFTS-PureLED capacitive touchscreen
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Physical size1.8 inches5.2 inches
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Resolution128 x 160 pixels720 x 1280 pixels
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Pixel density114 ppi282 ppi
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Display colors26214416777216
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Hardware
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CPUQuad-core 1.2 GHz ARM Cortex-A7
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Chipset-Qualcomm MSM8926 Snapdragon 400
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GPU-Adreno 305
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Internal storage64 Mbit16 GB
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Memory RAM-2 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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Main camera
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Main camera8 MP
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Primary camera resolution640 x 480 pixels3264 x 2448 pixels
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Primary camera videono1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Camera featuresNoGeo-tagging, HDR, face/smile detection, panorama, touch focus
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Selfie camera
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Secondary cameraNo-
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Selfie camera2.1 MP
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration, PolyphonicVibration; MP3, WAV ringtones
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Multimedia
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Radio-No
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Radio FMStereo FM radio-
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Connectivity
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WLANWi-Fi
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USBYesmicroUSB 2.0
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Bluetoothv2.0Yes
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMSSMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IMIMIM
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Messaging Push Email-Push Email
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WAPYes-
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JavaNoNo
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Sensors-Accelerometer, compass, proximity
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity600 mAh2030 mAh
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Talk time4 h-
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Standby time200 h-
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OS
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OS-Android OS, v5.0 (Lollipop)
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Browser
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HTML-HTML5
