BlackBerry Porsche Design P9981 vs Celkon A87
BlackBerry Porsche Design P9981
Celkon A87
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 850, 1900, 2100-
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HSDPA speedHSDPA, 14.4 Mbps-
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HSUPA speedHSUPA, 5.76 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2011-102013-1
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Status2011-122013-1
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height115 mm
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Width67 mm
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Thickness11.3 mm
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Weight155 g
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KeyboardQWERTY-
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ColorsBlack, GrayBlack, White
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Display
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Display typeTFT capacitive touchscreenCapacitive touchscreen
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Physical size2.8 inches4.0 inches
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Resolution640 x 480 pixels480 x 800 pixels
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Pixel density286 ppi233 ppi
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Display colors16777216-
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Hardware
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CPU1.2 GHz1 GHz
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ChipsetQualcomm MSM8655 SnapdragonSpreadtrum 6820
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GPUAdreno 205-
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Memory RAM768 MB512 MB
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Internal storage8 GB512 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSBlackBerry OS 7.0Android OS, v2.3.6 (Gingerbread)
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Main camera
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Main camera5 MP5 MP
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Primary camera resolution2592 x 1944 pixels2592 x 1936 pixels
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Primary camera video720pvideo
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flash-
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Selfie camera
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Secondary cameraNoVGA camera
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Sound
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3.5mm jackYesYes
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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-FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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USBmicroUSB 2.0Yes
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Bluetoothv2.1Yes
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Bluetooth A2DPYes-
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Bluetooth EDRYes-
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GPSYes, with A-GPSNo
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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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Messaging Push EmailPush Email-
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JavaNoYes, via Java MIDP emulator
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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 capacity1230 mAh1450 mAh
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Talk time5 h 30 min3 h
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Standby time348 h220 h
