HP Pre 3 CDMA vs i-mobile 638CG
HP Pre 3 CDMA
i-mobile 638CG
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 900, 1900, 2100-
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HSDPA speed7.2 Mbps-
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HSUPA speed5.76 Mbps-
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EV-DO speed3.1 Mbps-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2011-22009
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Status
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height111 mm113 mm
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Width64 mm51 mm
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Thickness16 mm14.5 mm
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Weight156 g
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KeyboardQWERTY-
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ColorsBlackBlack
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Display
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Display typeTFT capacitive touchscreenTFT
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Physical size3.58 inches2.4 inches
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Resolution480 x 800 pixels240 x 320 pixels
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Pixel density261 ppi167 ppi
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Display colors16777216262144
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Hardware
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CPU1.4 GHz Scorpion
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ChipsetQualcomm MSM8655 Snapdragon-
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GPUAdreno 205-
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Memory RAM512 MB-
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Internal storage8, 16 GB25 MB
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Memory cardmicroSD
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Memory card max-8 GB
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OS
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OSHP webOS 2.2-
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Main camera
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Main camera5 MP3.15 MP
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Primary camera resolution2592 x 1944 pixels2048 x 1536 pixels
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Primary camera video720pvideo
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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 cameraVGA cameraNo
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration, MP3, WAV ringtonesVibration; Downloadable 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, 802.11n
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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 EMS-EMS
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Messaging MMSMMSMMS
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Messaging EmailEmail-
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Messaging Push EmailPush Email-
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WAP-WAP 2.0/xHTML
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Java-No
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Browser
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HTMLYes-
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Adobe FlashYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1230 mAh1050 mAh
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Talk time5 h8 h 30 min
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Standby time300 h400 h
