Celkon CT-910+ vs ZTE N721
Celkon CT-910+
ZTE N721
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Network
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2G networkGSM 900, 1800GSM 900, 1800
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3G networkHSDPA 2100HSDPA 850, 2100
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HSDPA speedHSDPAHSDPA, 7.2 Mbps
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HSUPA speedHSUPA-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-72014-12
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Status2013-7
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Design
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SIMYesMini-SIM
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Height193 mm106 mm
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Width123 mm56.2 mm
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Thickness9 mm14.2 mm
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Weight180 g105 g
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ColorsGrayBlack
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Display
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Display typeCapacitive touchscreenTFT touchscreen
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Physical size7.0 inches2.8 inches
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Resolution600 x 1024 pixels240 x 320 pixels
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Pixel density170 ppi143 ppi
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Display colors-57344
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Hardware
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CPUDual-core 1 GHz
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Internal storage-150 MB
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Memory cardmicroSDmicroSD
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Memory card max64 GB32 GB
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OS
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OSAndroid OS, v4.1 (Jelly Bean)Android OS
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Main camera
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Main camera2 MP2 MP
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Primary camera resolution1600 x 1200 pixels1600 x 1200 pixels
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Primary camera videovideovideo
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Selfie camera
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Secondary cameraVGA cameraNo
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radio-
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Connectivity
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WLANWi-FiWi-Fi 802.11b, 802.11g
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USBYesmicroUSB 2.0
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BluetoothYesYes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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WAP-WAP 2.0/xHTML
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTML-Yes
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BrowserYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3500 mAh1100 mAh
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Battery removableNon-removable-
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Talk time10 h4 h 10 min
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Standby time300 h250 h
