O2 X4 vs Samsung Z650i
O2 X4
Samsung Z650i
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Network
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2G networkGSM 900, 1800GSM 900, 1800, 1900
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3G networkUMTS 2100UMTS 2100
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Speed YesYes, 384 kbpsYes, 384 kbps
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced20042006-10
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Status
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Design
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SIMMini-SIMMini-SIM
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Height89.9 mm101 mm
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Width45.1 mm51 mm
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Thickness24 mm15.9 mm
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Weight116 g95 g
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Colors-Black
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Display
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Display typeTFTTFT
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Physical size-2.2 inches
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Resolution176 x 220 pixels240 x 320 pixels
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Pixel density-182 ppi
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Display colors262144262144
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Hardware
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Internal storage-10 MB
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Memory cardminiSDmicroSD
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Memory card included32 MB-
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Main camera
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Main camera1.3 MP2 MP
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Primary camera resolution1280 x 960 pixels1600 x 1200 pixels
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Primary camera videovideo320p
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Primary camera flashLED flash-
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Selfie camera
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Secondary cameraNoYes
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Sound
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3.5mm jackNoNo
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LoudspeakerNoYes
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NotificationsVibration; Downloadable polyphonic, MP3 ringtonesVibration; Downloadable polyphonic, MP3 ringtones
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Multimedia
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RadioNoNo
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Connectivity
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WLAN
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USBYesYes
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Bluetoothv2.0
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Bluetooth A2DP-Yes
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InfraredYes-
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging EMS-EMS
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Messaging MMSMMSMMS
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Messaging Email-Email
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WAPWAP 2.0/xHTML-
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JavaYesYes
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Java DoJa-DoJa 2.5
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Java MIDPMIDP 2.0-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity-900 mAh
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Talk time3 h4 h
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Standby time180 h200 h
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Browser
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Browser-iMode
