Celkon C77 vs ZTE X990D
Celkon C77
ZTE X990D
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Network
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2G networkGSM 850, 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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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM)
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Height110.2 mm107 mm
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Width53.4 mm61 mm
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Thickness12.2 mm12 mm
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Weight93 g90 g
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Keyboard-QWERTY
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ColorsGrayWhite
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Display
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Display typeTFT touchscreenTFT resistive touchscreen
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Physical size2.8 inches2.5 inches
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Resolution240 x 400 pixels320 x 240 pixels
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Pixel density167 ppi160 ppi
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Display colors-262144
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Hardware
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Memory cardmicroSDmicroSD
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Memory card max16 GB8 GB
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Main camera
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Main camera1.3 MP2 MP
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Primary camera resolution1280 x 1024 pixels1600 x 1200 pixels
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Primary camera videovideovideo
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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, Polyphonic, MP3 ringtonesVibration; MP3, ringtones
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Multimedia
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Radio FMStereo FM radioStereo FM radio with RDS
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Connectivity
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WLAN
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USBYesmicroUSB 2.0
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BluetoothYesv2.0
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Bluetooth A2DP-Yes
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMSMMS
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Messaging Email-Email
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Messaging IM-IM
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WAP-WAP 2.0/xHTML
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JavaYesYes
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Java MIDP-MIDP 2.0
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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 capacity1200 mAh-
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Talk time9 h 10 min-
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Standby time400 h-
