LG C900 Optimus 7Q vs Nokia 7900 Crystal Prism
LG C900 Optimus 7Q
Nokia 7900 Crystal Prism
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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 900, 1900, 2100UMTS 850, 2100
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HSDPA speedHSDPA, 7.2 Mbps-
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Speed Yes-Yes, 384 kbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2010-102008-6
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Status2010-10
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Design
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SIMMini-SIMMini-SIM
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Height119.5 mm112 mm
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Width59.5 mm45 mm
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Thickness15.2 mm11.3 mm
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Weight178 g101 g
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KeyboardQWERTY-
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ColorsBlackBlack
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Display
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Display typeTFT capacitive touchscreenOLED
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Physical size3.5 inches2.0 inches
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Resolution480 x 800 pixels240 x 320 pixels
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Pixel density267 ppi200 ppi
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Display colors1677721616777216
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Hardware
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CPU1 GHz Scorpion
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ChipsetQualcomm QSD8650 Snapdragon-
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GPUAdreno 200-
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Memory ROM512 MB-
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Memory RAM512 MB-
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Internal storage16 GB1 GB
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Memory card
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OS
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OSMicrosoft Windows Phone 7-
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Main camera
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Main camera5 MP2 MP
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Primary camera resolution2592 x 1944 pixels1600 x 1200 pixels
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Primary camera video720pQCIF
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Primary camera Autofocusautofocus-
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Primary camera flashLED 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 jackYesNo
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LoudspeakerYesYes
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NotificationsVibration, MP3 ringtonesVibration; Downloadable polyphonic, MP3 ringtones
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Multimedia
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Radio-No
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Radio FMStereo FM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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WLAN DLNAYes-
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USBmicroUSB 2.0Yes
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Bluetoothv2.1v2.0
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Bluetooth A2DPYes-
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIM-
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Messaging Push EmailPush Email-
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WAP-WAP 2.0/xHTML
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JavaNoYes
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Java MIDP-MIDP 2.0
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Browser
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HTMLYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1500 mAh850 mAh
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Talk time7 h3 h
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Standby time350 h240 h
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