BlackBerry Pearl 3G 9100 vs Celkon A7
BlackBerry Pearl 3G 9100
Celkon A7
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 1900, 2100-
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HSDPA speedHSDPA, 3.6 Mbps-
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HSUPA speedHSUPA-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2010-42014-12
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Status2010-5
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height108 mm
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Width50 mm
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Thickness13.3 mm
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Weight93.6 g
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KeyboardQWERTY-
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ColorsFlash White, Opal Pink, Piano Black, Red Gradient, Royal PurpleBlack
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Display
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Display typeTFTTFT touchscreen
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Physical size2.25 inches3.2 inches
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Resolution360 x 400 pixels240 x 400 pixels
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Pixel density239 ppi146 ppi
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Display colors262144-
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Hardware
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CPU624 MHz
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Internal storage256 MB-
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Memory cardmicroSDmicroSD
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Memory card max32 GB16 GB
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Memory card included2 GB-
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OS
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OSBlackBerry OS-
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Main camera
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Main camera3.15 MP2 MP
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Primary camera resolution2048 x 1536 pixels1600 x 1200 pixels
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Primary camera videovideovideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackYes-
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LoudspeakerYesYes
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NotificationsVibration, 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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WLANWi-Fi 802.11b, 802.11g, 802.11n
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USBYes
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Bluetoothv2.1Yes
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Bluetooth A2DPYes-
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMSMMS
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push EmailPush Email-
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JavaYesYes
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Java MIDPMIDP 2.1-
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Browser
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HTMLYes-
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Browser-Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1150 mAh1450 mAh
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Talk time-6 h 40 min
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Talk time 2G5 h 30 min-
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Talk time 3G5 h-
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Standby time-500 h
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Standby time 2G432 h-
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Standby time 3G312 h-
