Alcatel OT-S520 vs Celkon i9
Alcatel OT-S520
Celkon i9
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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GPRSYesYes
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EDGE
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Availability
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Oficially announced2009-62014-12
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Status
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height103 mm105 mm
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Width44.9 mm45 mm
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Thickness10.9 mm14.8 mm
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Weight69 g81 g
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ColorsBlack/Silver, Black/RedBlack, White
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Display
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Display typeSTNTFT
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Physical size1.8 inches2.4 inches
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Resolution128 x 160 pixels176 x 220 pixels
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Pixel density114 ppi117 ppi
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Display colors66560-
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Hardware
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Internal storage2 MB-
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Memory cardmicroSD
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Memory card max-16 GB
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Main camera
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Primary camera-Yes
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Primary camera resolution640 x 480 pixels-
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Primary camera videonovideo
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackNoYes
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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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RadioNo-
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Radio FM-Stereo FM radio
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Connectivity
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WLAN
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USBYesYes
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BluetoothYes
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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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WAPWAP 2.0/xHTML-
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JavaNoNo
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity750 mAh1000 mAh
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Talk time10 h4 h
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Standby time400 h500 h
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Browser
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Browser-Yes